JP2013075491A - Notebook - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a notebook that facilitates manufacture, can be made relatively thin, allows a cover and a leaf to be folded back at substantially 360 degrees, and facilitates replacement of the leaf.SOLUTION: A notebook includes: a cover 1010; a binding device 10 provided with a connection part for connecting a plurality of binding rod parts and a pivot connection part serving as the center when opening and closing binding rods; and a fixing member 140 for fixing the binding device to an inner side of a spine part 1016. The fixing member rotatably loads a pivot support part to a shaft part. A cover part includes a bending part 1020 for bending outward so that a leaf part 1110 bound by the binding rod parts may be turned back along the binding rods to turn it back at substantially 360 degrees. The pivot connection part of the binding device and a pivot support part of the fixing member are positioned in the vicinity of the bending part and serve as a rotation center for closing the binding rods or separating a binding rod locking part at a distal end of the binding rod. The leaf bound at the binding rod parts may be turned along the binding rod parts to turn it back at substantially 360 degrees.

Description

  The present invention relates to notebooks such as notebooks, notebooks, books, booklets, and the like, and more particularly, to notebooks such as cellling notebooks or leafs with binding holes, files such as file binders.

Conventionally, a notebook in which a leaf with a hole is bound using a ring-shaped member is not only widened by 360 ° leaf along the shape of the ring; Can be used in half the space compared to a notebook that opens only 180 degrees. However, this cellling type notebook has a drawback that the leaf cannot be replaced.
On the other hand, a notebook using a binding tool of Japanese Patent No. 3340356 and Japanese Utility Model Laid-Open No. 7-17578 and a binder of US Patent Publication No. 2006/0024124, that is, a notebook or binder that can open and close a binding portion that binds a leaf, replaces a leaf. Is possible.

Japanese Patent No. 3340356 ACT 7-17578 US Patent Publication 2006/0024124

However, the binding tool of Japanese Patent No. 3340356 is a binding tool composed of two main members (1) having a plurality of comb portions (2), and is a ring that can slide on the tip (7a) of the main member (1a). The member (4) is provided, and the inner shape of the ring member (4) is substantially the same as or slightly smaller than the outer shape of the main member (1a) and the main member (1b) combined. When the fitting means at the tips of the plurality of comb parts are fitted after the two main members are separated for replacement, it takes a relatively long time to fit many comb parts.
Further, in the binding tool disclosed in Japanese Utility Model Laid-Open No. 7-17578, a first member and a second member that stand up with a plurality of binding rings are pivotally attached to a common axis. Therefore, the first member and the second member are not separated, but a bar-like connecting portion that connects a plurality of binding rings is formed at the base of the binding rings 15 and 17, and the protruding portion 23 is formed from the inner side surface of the connecting portion. For example, even if you try to open the binding tool by placing it on a desk, the outside of the base of the ring will protrude to the surface of the desk, the ring will not open sufficiently, and the insertion and removal of the leaf will be compared. Difficult. In addition, integral molding with a synthetic resin is difficult because the manufacturing mold has a complicated structure.
Further, in US Patent Publication No. 2006/0024124, the binding tool and the cover have a complicated structure, and it is not easy to replace the leaf.
Therefore, a main object of the present invention is to provide a notebook that is easy to manufacture, can be made relatively thin, can be folded back approximately 360 degrees, and can easily be replaced.

The book surface according to the present invention connects a front cover portion, a back cover portion, a cover body having a back cover portion interposed between the front cover portion and the back cover portion, a plurality of binding portions, and the binding portion. A connecting portion for connecting, a binding device provided with a pivoting portion serving as a center when the binding device constituting the binding device is opened and closed, and a fixing member for fixing the binding device to the inside of the spine portion. The binding rods constituting the binding portion are arranged at an appropriate interval in the longitudinal direction of each of the pair of coupling portions constituting the coupling portion so that the pair of binding rods face each other. Or protruding from the upper part, and the binding lock part is formed so as to open and close by moving in the longitudinal direction of the pivoting part, and the connecting part is arranged along the binding with the leaf bound to the binding part. Turn over approximately 360 degrees, and when closed, the front and back sides of the leaves at both ends face each other across the pivot In the lower part, a pivot part is connected to a position close to the base part of the binding, and the pivot part includes a shaft part and a receiving part of the shaft part, and the shaft part is connected to the coupling part. Extending in the longitudinal direction of the part, a pair of connecting parts are connected, and the fixing member is freely rotatable on the shaft part so that the binding part of the binding can be moved and disengaged in the longitudinal direction of the pivoting part. The cover part is used to open and close the bindings constituting the binding part so that the leaves bound to the binding part can be wound along the bindings and turned over approximately 360 degrees. A bending portion for bending outwardly formed continuously from the near side to the other side along the longitudinal direction of the pivot portion as a center, the pivot portion of the binding device and the pivot portion of the fixing member; Is located in the vicinity of the bent portion, and when the front ends of the binding rods are closed together The center of rotation when separating the binding lock portion at the front end of the binding rod, the leaf bound to the binding portion is wound along the binding rod, and can be turned approximately 360 degrees. It is a book.
The book surface according to claim 2 of the present invention includes a front cover portion, a back cover portion, a cover body having a back cover portion interposed between the front cover portion and the back cover portion, a plurality of binding portions, and the binding portion. A binding region for connecting the parts, a binding device having a pivotal portion as a center when opening and closing the binding rod constituting the binding portion, and fixing for fixing the binding device inside the spine portion A binding pin constituting the binding portion is connected to each of the pair of connection regions constituting the connection region at an appropriate interval in the longitudinal direction so that the pair of bindings face each other. The binding portion is formed so as to project from the outer side or upper side of the region, and the opening and closing portion of the binding portion moves in the longitudinal direction of the pivoting portion, and the connecting portion region has a leaf bound to the binding portion. Turn along the staples, turn approximately 360 degrees, and when closed, the front and back sides of the leaves on both ends pivot A pivoting portion is provided at a position close to the base of the binding in the lower portion so that the portions can be opposed to each other, and the coupling region includes a pivoting portion and a bearing portion, and the pivoting portion and The bearing portion extends in the direction in which the binding portions are arranged in parallel, connects the binding portions by connecting the pivot portions, and the fixing member connects the binding portions of the binding rods in the longitudinal direction of the pivot portions. In order to be able to move and disengage in the direction, it is possible to pivotably load the connecting area between the pivot and the bearing part of the binding tool and / or between the bearing part and the bearing part and / or along the bearing part. And the cover part is formed with a center for opening and closing the bindings constituting the binding part so that the leaves bound to the binding part can be wound along the bindings and turned over approximately 360 degrees. A fold for folding outwardly formed continuously from the near side to the far side along the longitudinal direction of the pivotal portion. And the pivoting portion and the bearing portion of the binding tool and the pivotal support portion of the fixing member are positioned in the vicinity of the bent portion, and are closed when the tips of the staples are closed together and at the tips of the staples. This is a book that is configured to be a center of rotation when separating the binding locks, so that the leaf bound to the binding portion can be wound along the bindings and turned approximately 360 degrees.
In the book according to claim 3 of the present invention, the fixing member has an area equal to or less than a half of the area on the front cover part side or the back cover part side of the back cover part or in the height direction of the back cover part. A plate having an area extending over the formed bent portion and having a fixed surface having a surface shape along the shape of the region between the hinge portion and the bent portion for opening and closing the front cover portion or the back cover portion. A fixed body having a shape and a pivot part projecting in the width direction of the fixed body, the pivot part being rotatably mounted on a shaft part or a pivot part constituting a pivot part region, and The book surface according to claim 1 or 2, wherein a fixing surface of the fixing main body of the fixing member is fixed to an inner surface of the back cover portion or an inner surface of the back cover portion.
In the book surface according to claim 4 of the present invention, the cover body is formed with a bent portion extending in the height direction of the spine cover portion at the substantially center in the width direction of the spine cover portion, or the spine cover portion or the back surface. The book surface according to any one of claims 1 to 3, wherein a bent portion extending in a height direction of the cover portion is formed.
In the book according to claim 5 of the present invention, there is a space between the receiving portion and the receiving portion, between the bearing portion and the bearing portion, and between the bearing portion and / or the receiving portion and the pivot portion of the fixing member. A gap is formed so that the binding lock portion of the first binding rod and the binding binding portion of the second binding rod can be moved and disengaged in the longitudinal direction of the pivot portion region. The book according to claim 4.

According to the invention of claim 1, a front cover part, a back cover part, a cover body having a back cover part interposed between the front cover part and the back cover part, a plurality of binding parts, and the binding part A connecting portion for connecting, a binding device including a pivot portion serving as a center when opening and closing a binding rod constituting the binding portion, and a fixing member for fixing the binding device to the inner side of the spine portion The binding portion constituting the binding portion is arranged at an appropriate interval in the longitudinal direction of each of the pair of connection portions constituting the connection portion so that the pair of binding portions face each other. It is provided so as to project from the outer side or the upper side, and the binding locking portion is formed to move in the longitudinal direction of the pivoting portion so as to open and close, and the connecting portion uses the leaf bound to the binding portion as a binding. Turn around, turn around 360 degrees, and when closed, the front and back sides of the leaves at both ends face each other with the pivot In the lower part, a pivot part is connected to a position close to the base part of the binding, and the pivot part includes a shaft part and a receiving part of the shaft part, and the shaft part is connected to the coupling part. Extending in the longitudinal direction of the part, a pair of connecting parts are connected, and the fixing member is freely rotatable on the shaft part so that the binding part of the binding can be moved and disengaged in the longitudinal direction of the pivoting part. The cover part is used to open and close the bindings constituting the binding part so that the leaves bound to the binding part can be wound along the bindings and turned over approximately 360 degrees. A bending portion for bending outwardly formed continuously from the near side to the other side along the longitudinal direction of the pivot portion as a center, the pivot portion of the binding device and the pivot portion of the fixing member; Is located in the vicinity of the bent portion, and when the front ends of the binding rods are closed together It is configured to be a center of rotation when separating the binding locks at the tips of the bindings, so that the leaves bound to the bindings can be wound along the bindings and turned approximately 360 degrees. Therefore, it is easy to manufacture, can be made relatively thin, the cover and the leaf can be folded back approximately 360 degrees, and a notebook that allows easy replacement of the leaf can be provided.
According to the invention of claim 2, a front cover part, a back cover part, a cover body having a back cover part interposed between the front cover part and the back cover part, a plurality of binding parts, and the binding part A binding region for connection, a binding device including a pivot portion serving as a center when opening and closing the binding rod constituting the binding portion, and a fixing member for fixing the binding device to the inside of the spine portion The binding rod constituting the binding portion is provided at an appropriate interval in the longitudinal direction of each of the pair of coupling regions constituting the coupling region so that the pair of binding rods face each other. The binding portion is formed so as to project from the outer side or the upper side, and the binding portion is moved and opened in the longitudinal direction of the pivot portion, and the connecting portion region binds the leaf bound to the binding portion. And turn around approximately 360 degrees, and when closed, the front and back sides of the leaf on both ends sandwich the pivot In order to be able to face each other, a pivotal portion is provided at a position close to the base of the binding in the lower part, the coupling region includes a pivotal portion and a bearing portion, and the pivotal portion and the bearing portion are The binding portions extend in the direction in which the binding portions are juxtaposed, connect the pivot portions to connect the binding portions, and the fixing member moves the binding portion of the binding in the longitudinal direction of the pivot portions. So that it can be disengaged in a pivotal manner and / or between the bearing part of the binding tool and / or between the bearing part and the bearing part and / or along with the bearing part, and is rotatably loaded in the connecting region, The pivot is a pivotal portion that serves as a center for opening and closing the binding that constitutes the binding portion so that the leaf bound to the binding portion can be wound along the binding and can be turned approximately 360 degrees. A bent portion for bending outwardly formed continuously from the near side to the far side along the longitudinal direction of The binding portion and the bearing portion of the binding tool, and the pivot support portion of the fixing member are located in the vicinity of the bent portion, and when the front end of the binding rod is closed together and when the binding end of the binding rod is locked It is easy to manufacture and relatively thin because it is configured to be a center of rotation when the parts are separated, and the leaf bound to the binding part can be wound along the binding part and turned over approximately 360 degrees. It is possible to fold back the cover and the leaf approximately 360 degrees, and it is possible to provide a face that allows easy replacement of the leaf.
According to the invention of claim 3, the fixing member is formed in an area equal to or less than a half of a region on the front cover portion side or the back cover portion side of the back cover portion or in the height direction of the back cover portion. A plate-like fixing having an area extending over the bent portion and having a surface-shaped fixing surface along the shape of the region between the hinge portion and the bent portion for opening and closing the front cover portion or the back cover portion A main body and a pivot portion projecting in the width direction of the fixed main body, the pivot portion being rotatably mounted on a shaft portion or a pivot portion constituting a pivot portion region, and the fixing member Since the fixed surface of the fixed body is fixed to the inner surface of the back cover part or the inner surface of the back cover part, the cover body can be folded outward at the back cover part, and the leaf bound to the binding part can be bound. It can be turned along the heel and turned around 360 degrees.
According to the invention of claim 4, the cover body is formed with a bent portion extending in the height direction of the spine cover portion at the approximate center in the width direction of the spine cover portion, or of the spine cover portion or the back cover portion. Since the bent portion extending in the height direction is formed, the cover body can be folded outward at the spine portion, and the leaf bound to the binding portion is wound along the binding portion and turned approximately 360 degrees. be able to.
According to the invention of claim 5, there is a first gap between the receiving part and the receiving part, between the bearing part and the bearing part, and between the bearing part and / or the receiving part and the pivotal support part of the fixing member. Since the gap is formed so that the binding lock portion of the binding rod and the binding lock portion of the second binding rod can be disengaged by moving in the longitudinal direction of the pivotal region, the binding rod of the binding rod The locking part can be locked and disengaged.

  The above object, other objects, features, and advantages of the present invention will become more apparent from the following description of the best mode for carrying out the invention with reference to the drawings.

It is a perspective view solution figure of the notebook using the binding device concerning this invention. It is a perspective view solution figure of the binding tool concerning this invention, (A) is a whole figure, (B) is the figure expanded partially. It is a perspective view solution figure of the binding device concerning this invention, (A) is a whole figure, (B) is a figure which expanded partially, (C) (D) is a figure of half-split. It is a perspective view solution figure of a 1st binding tool member. It is a perspective view solution figure of a 2nd binding tool member. It is a perspective view solution figure in the state which decomposed | disassembled the binding tool concerning this invention. It is a perspective view solution figure of the cover body concerning this invention. FIG. It is a front view solution figure of the binding tool in the closed state. It is a back view solution figure of the binding tool in the closed state. FIG. 7A is a cross-sectional illustration of FIG. 7A-A. (A) is a cross-sectional illustration of FIG. 7B-B, (B) is a CC cross-section illustration. It is a front illustration solution figure of the binding tool in the state which has begun to open. It is a back view solution figure of the binding tool in the state which has begun to open. It is a front illustration solution figure of the binding tool in the open state. It is a back view solution figure of the binding tool in the open state. It is FIG. 13A-A sectional illustration solution. It is FIG. 13B-B sectional illustration solution. It is a cross-sectional solution figure which shows how to open the leaf | leaf of a notebook, (A) is a figure of the closed state, (B) is a figure of the state turned 360 degrees. It is a perspective view solution figure in the state where another elastic member and the elastic member were attached to the 1st and 2nd binding member. 18A is a cross-sectional view of the binding device shown in FIG. 18A, (A) is a cross-sectional view of the closed state, and (B) is a cross-sectional view of the opened state. It is a front view solution figure of another elastic member. It is a front view solution figure of another elastic member. It is a front illustration solution figure of the binding tool in the state which has begun to open. It is a front illustration solution figure of the binding tool in the open state. It is an illustration figure which shows another fixing structure of the pivot part of a fixing member. It is sectional illustration solution of a modification. It is a figure of the state rolled 360 degrees of the modification. It is the bottom illustration figure which made a part the section in the state where the cover which is the modification was closed. FIG. 20C is an illustration of a front view in a state where the cover body of the example illustrated in FIG. 20C is opened. It is a top view solution figure of the fixing member of a modification. It is a perspective view solution figure of the notebook using the binding device concerning this invention. It is a perspective view solution figure of the whole binding tool concerning this invention. It is a perspective view solution figure of the binding tool concerning this invention. It is a perspective view solution figure of the binding tool concerning this invention, (A) is a whole figure, (B) (C) is a figure of a half crack. It is a perspective view solution figure of a 1st binding tool member, (A) is a figure on the right side, (B) is a figure on the left side. It is a perspective view solution figure of a 2nd binding tool member, (A) is a right view, (B) is a left view. It is a perspective view solution figure in the state which decomposed | disassembled the binding tool concerning this invention. It is a perspective view solution figure which shows the method of couple | bonding a 1st binding member and a 2nd binding member. It is a front view solution figure of the binding tool in the closed state. It is a back view solution figure of the binding tool in the closed state. FIG. 28A is a partial cross-sectional view of FIG. 28A-A. It is FIG. 28B-B sectional illustration solution. FIG. 28C is a cross-sectional schematic illustration. It is FIG. 28B-B sectional solution figure when a fixing member is fixed. It is a front illustration solution figure of the binding tool in the state which has begun to open. It is a back view solution figure of the binding tool in the state which has begun to open. FIG. 28 is a partial cross-sectional view of FIG. 28A-A in the opened state. It is FIG. 28B-B sectional solution figure in the open state. It is FIG. 28C-C cross-section solution figure in the open state. It is a sectional illustration solution which shows how to open the leaf of a notebook, (A) is a figure of a closed state, and (B) is a figure of the state which turned 360 degrees. It is a back view solution figure of the binding tool in the closed state. It is a back view solution figure of the binding tool in the state which has begun to open. It is sectional drawing solution which shows the method of fixing a fixing member to a binding tool. FIG. 35B is a cross-sectional schematic view of the example shown in FIG. 35A. It is explanatory drawing of a binding tool. It is explanatory drawing of a notebook, (A) is a whole figure, (B) is a figure of a leaf.

FIG. 1 is a perspective view of a notebook using a binding device according to the present invention, FIG. 2 is a perspective view of a binding device according to the present invention, (A) is an overall view, and (B). FIG. 3 is a partially enlarged view, FIG. 3 is a perspective view of the binding device according to the present invention, (A) is an overall view, (B) is a partially enlarged view, C) (D) is a half-split view, FIG. 4 is a perspective view of the first binding member, FIG. 5 is a perspective view of the second binding member, and FIG. FIG. 6B is a perspective view of the cover body according to the present invention, and FIG. 7 is a front view of the binding tool in the closed state. 8 is a rear view illustrating the binding device in a closed state, FIG. 9 is a sectional view illustrating FIG. 7A-A, and FIG. 10 is a sectional view illustrating FIG. 7B-B. 11 is a front view of the binding device in a state of starting to open, FIG. 12 is a back view of the binding device in a state of starting to open, and FIG. 13 is a front view of the binding device in the state of opening. FIG. 14 is a rear view illustrative view of the binding device in an open state, FIG. 15 is a sectional illustrative view of FIG. 13A-A, and FIG. 16 is a sectional illustrative view of FIG. 13B-B. FIG. 17 is a plan view illustrating how to open a leaf of a notebook, in which (A) is a closed state, (B) is a half-turned state, and (C) is a 360-degree state. FIG.
A notebook 1000 which is a kind of book according to the present invention has a cover body 1010 having a front cover portion 1012, a back cover portion 1014, and a spine cover portion 1016 interposed between the front cover portion 1012 and the back cover portion 1014. And a binding device 10 including a plurality of binding portions 12, a connecting portion 14 for connecting the binding portions 12, and a pivoting portion 16 serving as a center when opening and closing the binding portions constituting the binding portion 12. And a fixing member 140 for fixing the binding device 10 inside the spine portion 1016.

The front cover body 1010 has a first hinge portion 1022 formed between the front cover portion 1012 and the back cover portion 1016, and a second hinge portion 1024 formed between the back cover portion 1014 and the back cover portion 1016. Yes.
The spine portion 1016 is used for turning the leaf 1110 bound to the binding portion 12 along the binding portion, and for opening and closing the binding portion constituting the binding portion 12 so that it can be turned 360 degrees. A bending portion 1020 for bending outwardly formed continuously from the near side to the far side along the pivotal portion 16 as a center is provided.
The first hinge part 1022 and the second hinge part 1024 are parallel to each other, and the first hinge part 1022 and the bent part 1020 are parallel to each other.
The fixing member 140 of the binding device 10 is fixed to a rectangular region between the first hinge portion 1022 and the bent portion 1020.

The binding device 10 fixed to the cover includes a plurality of binding portions 12, a connecting portion 14 that forms a connecting portion region for connecting the binding portions 12, and a binding that forms the binding portion 12. The binding device 10 includes a pivoting portion 16 that forms a pivotal portion region that is a center when opening and closing, so that the binding portion 12 that is closed by twisting the binding portion 12 can be opened. It is configured.
The binding device 10 rotates the leaf 1110 along the binding portion 12 of the binding device 10 to widen it 360 degrees, that is, winds the leaf 1110 bound to the binding portion 12 along the binding strand and rolls it 360 degrees. On the other hand, the front side and the back side of the leaf 1110 at both ends can be opposed to each other with the pivotal portion 16 interposed therebetween when closed.

In the region of one end or both ends in the direction in which the center extends when the binding is opened and closed, a plurality of opposing bindings among the bindings constituting the binding 12 are arranged, and the other plurality of bindings facing each other. In order to be disengaged from the locking portion, a pressing portion 110 is provided so as to be displaced in the direction in which the center extends.
In this embodiment, the pressing portion 110 is a columnar body that projects from the front side of the connecting portion 14.

The binding rod constituting the binding portion 12 is connected to the connecting portion 14 with an appropriate interval in the longitudinal direction of each of the pair of connecting portions 14 constituting the connecting portion 14 so that the pair of binding staples face each other. The binding portion 12 includes a first binding rod 20 and a second binding rod 30 which are symmetrical and are divided into left and right with the pivot portion 16 as the center.
The connecting portion region includes the half-split bar 20A and the half-split bar 30A constituting the first binding bar 20 and the second binding bar 30, and the adjacent half-split bar 20A, half-split bar 20A and half-split bar 30A. It is formed so as to straddle between the half cracks 20A and between the half cracks 30A so as to be formed in parallel with an appropriate interval between them.
The connecting part 14 includes a first connecting part 50 and a second connecting part 60 that are symmetrical with respect to the pivoting part 16 and that are divided into left and right. The first connecting part 50 and the second connecting part 60 are It is a substantially columnar shape extending linearly in the longitudinal direction continuously from the far side to the near side.

In this embodiment, the first binding rod 20 and the first connecting portion 50 are formed on the first binding member 18A, and the second binding rod 30 and the second connecting portion 60 are connected to the second binding member 18B. The first binding member 18A and the second binding member 18B are formed symmetrically.
The pivot portion region is configured as a region that is the center of rotation when the first binding member 18A and the second binding member 18B are connected with the pivot portion 16 as a center and the binding portion 12 is opened and closed. The

The connecting portion 14 turns the leaf 1110 bound to the binding portion 12 along the first binding rod 20 and the second binding rod 30, changes it 360 degrees, and closes the front side of the leaf 1110 at both ends when closed. The pivoting portion 16 is continuously provided at a position close to the bases of the first binding rod 20 and the second binding rod 30 in the lower part so that the back side can be in contact with the pivoting portion 16 therebetween.
The pivoting portion 16 extends in the longitudinal direction of the connecting portion 14 (the first connecting portion 50 and the second connecting portion 60) and connects the pair of connecting portions 14 (the first connecting portion 50 and the second connecting portion 60). When connected, the free end 20b of the first binding rod 20 and the free end 30b of the second binding rod 30 are closed together and when the free end 20b of the first binding rod 20 and the free end 30b of the second binding rod 30 are closed. The leaf 1110 bound to the binding portion 12 is turned along the first binding rod 20 and the second binding rod 30 and can be turned 360 degrees. .

The binding portion 12 is connected to the first binding rod 20 at the free end 20b and the free end 30b opposite to the base portion 20a and the base portion 30a connected to the connecting portion 14 of the first binding rod 20 and the second binding rod 30. And the staple binding part for latching when the 2nd staple 30 is closed is formed. That is, the first binding rod 20 is formed with the first binding rod binding portion 22 at the free end 20b on the opposite side of the base portion 20a, and the second binding rod 30 is opposite to the base portion 30a. The binding end 32 of the second binding rod is formed at the free end 30b which is the top portion on the side.
The binding portion 12 has a height direction (vertical direction) from the base portion 20a and the base portion 30a to the top portion, and from an outer peripheral portion (outer portion) of the first binding rod 20 to an outer peripheral portion (outer portion) of the second binding rod 30. Width direction (horizontal direction) to reach, the thickness in the length direction of the binding tool than the thickness of the first binding rod 20 and the second binding rod 30 (the length between the outer peripheral portion and the inner peripheral portion). The first binding rod 20 and the second binding rod 30 have a longer cross-sectional rectangular shape. And the 1st binding rod 20 and the 2nd binding rod 30 are comprised by the shape penetrated by the binding hole 1112 of the leaf 1110 so that the leaf 1110 can be wound from the base 20a and the base 30a to the top part. ing.
The binding binding portion 22 of the first binding rod and the binding binding portion 32 of the second binding rod are in a direction intersecting with the rotation direction of the first binding rod 20 and the second binding rod 30 to be locked, that is, When the first binding rod 20 and the second binding rod 30 are relatively moved in the longitudinal direction of the pivoting portion 16 and the leading ends of the first binding rod 20 and the second binding rod 30 are closed together, they are locked or first The first binding rod 20 and the second binding rod 30 are formed so as to be disengaged when they are separated from each other.
That is, the first and second staple binding portions 22 and 32 are formed so as to move in the longitudinal direction of the pivot 16 and open and close.

The first binding rod 20 is composed of a semicircular arc-shaped half split rod 20A so as to be a substantially annular binding rod when closed, and the second binding rod 30 is a substantially annular binding rod when closed. It is composed of a semicircular arc-shaped half split rod 30A so as to form a rod.
Then, the tips of the half-cut bar 20A and the half-cut bar 30A, that is, the first binding bar 20 and the second barb so that the leaf 1110 can be bound by being inserted into the binding hole 1112 previously drilled in the leaf 1110. At the top of the binding rod 30, binding binding portions 22 and 32 are formed.
The half split rod 20A constituting the first binding rod 20 and the half split rod 30A constituting the second binding rod 30 are the first binding rod binding portion 22 of the half split rod 20A and the half split rod 30A. The second binding rod is connected to the binding hook locking portion 32 to be connected in a substantially annular shape.
When closing the binding portion 12, the first binding rod binding portion 22 of the first binding rod 20 is engaged with the second binding rod binding portion 32 of the second binding rod 30. Thus, it is configured to have a substantially annular shape.
Then, when opening the binding portion 12, the first binding rod 20 and the second binding rod 30 displace the first binding rod 20 or the second binding rod 30 in the length direction of the connecting portion 14. That is, the first binding rod 20 and the second binding rod 30 point to the pressing portion 110 for disengaging the first binding rod binding portion 22 and the second binding rod binding portion 32. Is pushed relative to the other side in the length direction of the connecting portion 14, and the pressing portion 110 is further moved away from the first binding rod 20, that is, the back cover portion 1014. By rotating in this direction, the staple binding portion 22 of the first binding rod and the binding latch portion 32 of the second binding rod can be removed.

The convex portion 24 of the first binding rod at the tip constituting the binding binding portion 22 of the first binding rod and the convexity of the first binding rod formed at the tip of the half split rod 20A constituting the first binding rod 20 The concave portion 26 of the first binding rod following the portion 24 and the convex portion 34 of the second binding rod at the tip constituting the binding binding portion 32 of the second binding rod 30A of the half split rod 30A constituting the second binding rod 30. And the concave portion 36 of the second binding rod following the convex portion 34 of the second binding rod at the tip thereof is directed in the opposite direction so as to be engaged when the first binding rod 20 and the second binding rod 30 are closed. Protrusions or depressions are formed.
That is, the convex portion 24 of the first binding rod that forms the binding rod locking portion 22 of the first binding rod formed at the tip of the half split rod 20A that constitutes the first binding rod 20 protrudes toward the front side. Has been. And the recessed part 26 of the 1st binding after the convex part 24 of the 1st binding is recessed toward the other side. The convex part 34 of the 2nd binding rod which comprises the binding binding part 32 of the 2nd binding rod formed in the front-end | tip of the half split rod 30A is protruded toward the other side. And the concave part 36 of the 2nd binding rod following the convex part 34 of the 2nd binding rod of the front-end | tip is dented toward the near side.
The first binding rod convex portion 24, the first binding rod convex portion 26, the second binding rod convex portion 34, and the second binding rod 20 are engaged with each other when the first binding rod 20 and the second binding rod 30 are closed. The binding recess 36 is protruded or recessed in the opposite direction.
The first binding rod convex portion 24 constituting the first binding rod binding portion 22 of the half split rod 20A and the second binding rod constituting the second binding rod binding portion 32 of the half split rod 30A. The protrusion 34 is provided so as to protrude in the opposite direction.
Also, the first binding rod recess 26 constituting the first binding rod binding portion 22 of the half binding rod 20A and the second binding rod binding portion 32 constituting the half binding rod 30A. A concave portion 36 of the binding is formed in a concave direction.

The binding binding portion 22 of the first binding rod and the binding binding portion 32 of the second binding rod are not disengaged in a direction intersecting with the rotation direction of the first binding rod 20 and the second binding rod 30. The disengagement prevention unit 28 and the disengagement prevention unit 38 extending in the rotation direction of the first and second binding rods 20 are formed.
The disengagement preventing portion 28 has a snare-like locking convex portion 28a protruding toward the front side on the top side, and a locking concave portion 28b recessed toward the far side on the base portion 20a side, and the locking on the free end side. A locking recess 28b is formed on the base 20a side following the protrusion 28a.
The disengagement preventing portion 38 has a snare-like locking convex portion 38a protruding toward the opposite side on the top side and a locking concave portion 38b recessed toward the near side on the base portion 30a side, and the locking on the free end side. A locking recess 38b is formed on the base 30a side following the protrusion 38a.
When the first binding rod 20 and the second binding rod 30 are closed, the locking projection 28a of the disengagement preventing portion 28 is fitted into the locking recess 38b of the disengagement preventing portion 38, and the disengagement preventing portion 38 The locking projection 38a is fitted into the locking recess 28b of the disengagement preventing portion 28, and the locking projection 28a and the locking projection 38a rotate the first binding rod 20 and the second binding rod 30 in the rotation direction. When you pull it, it will hit you.
The disengagement prevention portion 28 of the first binding rod binding portion 22 protrudes toward the upper portion of the second binding rod binding portion 32, and the first binding rod binding portion 22 and When the staple binding portion 32 of the second staple is engaged, the second staple 30 is prevented from moving upward due to an impact or the like.
The disengagement preventing portion 38 of the second binding rod binding portion 32 is protruded toward the upper portion of the first binding rod binding portion 22 and the second binding rod binding portion 22 and The first binding rod 20 is prevented from moving upward due to an impact or the like when the binding binding portion 32 of the second binding rod is engaged.
As described above, in this embodiment, by pressing the pressing portion 110 with a finger, the first binding rod 20 of the first binding member 18A is moved to the other side, and the second binding member of the second binding member 18B is moved. The binding 30 of the first binding rod 20 of the first binding rod 20 is moved to the near side, and the binding of the first binding rod 22 of the first binding rod 20 and the second binding rod of the half binding rod 30A of the second binding rod 30 are moved. The engagement with the hook locking portion 32 can be released.
When closing, the locking convex portion 28a of the disengagement preventing portion 28 and the locking convex portion 38a of the disengagement preventing portion 38 fit into the locking concave portion 38b and the locking concave portion 28b while protruding or sliding. In addition, a gentle inclined surface is formed from the free end.

The first connecting portion 50 of the first binding member 18A constituting the connecting portion 14 includes a first connecting portion facing portion 56 that is a region where the first connecting portion 50 and the second connecting portion 60 face each other, and the first connecting portion 50 and the second connecting portion 60. An outer portion 52 of the first connecting portion facing the opposing portion 56 of the first connecting portion and the first binding rod 20 projecting therefrom, and an outer portion 52 of the first connecting portion and the opposing portion 56 of the first connecting portion. A lower portion 58 of the first connecting portion, to which the pivot portion 16 is connected, is provided in a plane intersecting the opposing portion 56 of the first connecting portion and the outer portion 52 of the first connecting portion.
The second connecting portion 60 of the second binding member 18B constituting the connecting portion 14 includes an opposing portion 66 of the second connecting portion, which is a region where the first connecting portion 50 and the second connecting portion 60 face each other, and the second connecting portion 60. An outer portion 62 of the second connecting portion opposite to the opposing portion 66 of the two connecting portions and the second binding rod 30 projecting from the opposing portion 66 of the second connecting portion and the outer portion 62 of the second connecting portion. A lower portion 68 of the second connecting portion having the pivot portion 16 connected to the opposite portion 66 of the second connecting portion and the outer portion 62 of the second connecting portion.
In this embodiment, the 1st connection part 50 and the 2nd connection part 60 are substantially square pillar shape.
The opposing portion 56 of the first connecting portion and the opposing portion 66 of the second connecting portion are planes that are perpendicular to the rotation direction and extend vertically, that is, in the height direction when the binding device 10 is closed. And as shown in FIG. 10, it forms so that it may closely_contact | adhere when the binding tool 10 is closed.

The connecting portion 14 has, on its side surface, an opening angle restricting portion 70 for restricting the opening angle of the first binding rod 20 and the second binding rod 30 to an angle at which the leaf 1110 can be easily inserted, for example, about 60 to 70 degrees. An opening angle restricting portion 72 is formed.
The opening angle restricting portion 70 of the first binding member 18A has a substantially semicircular cross section formed continuously with the first receiving portion 80 of the lower side portion 58 of the first connecting portion of the first connecting portion 50, The joint surface 70a extends downward from the lower portion 58 of the first connecting portion, while the opening angle restricting portion 72 of the second binding member 18B is below the second connecting portion of the second connecting portion 60. It has a substantially semicircular cross section formed continuously from the second receiving portion 90 of the portion 68, and includes a joint surface 72a extending downward from the lower portion 68 of the second connecting portion.
When the binding portion 12 is closed, the joining surface 70a of the opening angle restricting portion 70 and the joining surface 72a of the opening angle restricting portion 72 are inclined surfaces opened approximately 70 degrees as shown in FIG. When the binding portion 12 is opened, the joining surface 70a of the opening angle restricting portion 70 and the joining surface 72a of the opening angle restricting portion 72 are in contact with each other as shown in FIG. The opening angle of the scissors 20A and the half scissors 30A is restricted to an angle at which the leaf 1110 can be easily inserted.

The pivot part 16 includes a receiving part of the shaft part 100 and the shaft part 100.
The receiving part includes a first receiving part 80 connected to the first connecting part 50 and a second receiving part 90 connected to the second connecting part 60, and the shaft part 100 is connected to the connecting part 14. The first binding member 18A and the second binding member 18B are connected to each other along the longitudinal direction from the far side to the near side.
The first receiving portion 80 and the second receiving portion 90 are connected to the binding portion 12 and / or the connecting portion 14, and are an opening for loading the shaft portion 100 (an opening 84 of the first receiving portion 80). And the opening 94) of the second receiving portion 90 is formed on the side surface, and when the tips of the half-split 20A and half-split 30A are closed together, and the tips of the half-split 20A and half-split 30A are spaced apart. The leaf 1110 bound to the first binding rod 20 and the second binding rod 30 is sometimes turned as a center of rotation, and the leaf 1110 is wound along the first binding rod 20 and the second binding rod 30 and can be turned 360 degrees. Has been.

  The first receiving portion 80 and the second receiving portion 90 are intermittently formed in the longitudinal direction of the connecting portion 14, and the half split rod 20 </ b> A and the half split rod 30 </ b> A rotate around the shaft portion 100 and A gap is formed so that when the first binding rod 20 and the second binding rod 30 are opened and closed, they are relatively displaced in the longitudinal direction. The gap formed by the first receiving portion 82 and the second receiving portion 92 that stores the first receiving portion 80 and the second receiving portion 90 is between the received first receiving portion 80 and the second receiving portion 90 and The length is formed so as to leave a gap between a pivot portion 144 of the fixing member 140 described later and the first receiving portion 80 and the second receiving portion 90.

The shaft portion 100 is a rod-shaped metal rod having a circular cross section. Correspondingly, the first receiving part 80 and the second receiving part 90 are arcuate as a whole, the inner circular arc part 86 and the circular arc part 96 are loaded with the shaft part 100, and on the outer upper part thereof, The connecting portion 14 is continuously provided so as to project in the direction opposite to the projecting direction of the half split bar 20A and the half split bar 30A.
In this embodiment, the shaft portion 100, the first receiving portion 80, and the second receiving portion 90 are separate members, and the first receiving portion 80 is formed integrally with the first binding member 18A from synthetic resin. The second receiving portion 90 is formed integrally with the second binding member 18B from synthetic resin.
The shaft portion 100 is formed so as to reach from the first receiving portion 80 on the farthest side of the first binding member 18A to the second receiving portion 90 on the most front side of the second binding member 18B. .

When the first receiving portion 80 on the first binding tool member 18A side is loaded on the shaft portion 100, the first receiving portion 82 is intermittently formed between the adjacent first receiving portions 80, and the second When the second receiving portion 90 on the binding tool member 18 </ b> B side is loaded on the shaft portion 100, the second accommodating portion 92 is intermittently formed between the adjacent second receiving portions 90.
And when the 1st binding rod 20 and the 2nd binding rod 30 are closed, on the axis line of the pivoting portion 16, the first binding member 18A is placed in the first accommodating portion 82 of the second binding member 18B. The second receiving member 90 is accommodated, and the second binding member 18B accommodates the first receiving member 80 of the first binding member 18A in the second accommodating portion 92, and the adjacent first binding member 18A. Between the first receiving portion 80 of the second binding member 18B and the second receiving portion 90 of the second binding member 18B adjacent to the second receiving portion 90 of the second binding member 18B and the first receiving portion 80 of the first binding member 18A. Are arranged with an appropriate interval between them. Between the first receiving portion 80 of the adjacent first binding member 18A and the second receiving portion 90 of the second binding member 18B and between the second receiving portion 90 and the first binding portion of the adjacent second binding member 18B. The appropriate distance between the first receiving portion 80 of the member 18A is that the first binding rod 20 and the second binding rod 30 are relatively moved toward the longitudinal direction of the connecting portion 14, that is, the near side and the far side. The length required to disengage the binding hook locking portion 22 of the first binding rod and the binding binding portion 32 of the second binding rod.
At the same time, the first binding tool member 18A and the second binding tool member 18B relatively shift the half-split bar 20A and the half-split bar 30A when opening and closing the first binding bar 20 and the second binding bar 30. As described above, the shaft portion 100 is slidably loaded.
In this embodiment, the first binding rod 20 of the first binding member 18A is moved to the other side, and the closed first binding rod 20 and second binding rod 30 are opened. But you may comprise so that the 2nd binding rod 30 of the 2nd binding tool member 18B may be moved to the near side, and the closed 1st binding rod 20 and the 2nd binding rod 30 may be opened.
In this embodiment, the front side of the opening 84 of the first receiving portion 80 on the other side of the first binding member 18A is closed. Therefore, the far side end of the shaft part 100 is prevented from being pulled out by the first receiving part 80 on the far side. Further, the opening 94 of the second receiving portion 90 on the other side of the second binding member 18B may block the other side. By doing so, the far side end of the shaft part 100 is prevented from being pulled out by the second receiving part 90 on the far side.

The outer peripheral part of the base part 20a of the half-cotton bar 20A and the outer peripheral part of the base part 30a of the half-cut hook part 30A are formed at the same position as the lower part of the connecting part 14 so that the lower part thereof is located. The outer side of the receiving part 80 and the outer side of the second receiving part 90 are formed so that the upper part is located at the same position as the lower part of the connecting part 14.
In this embodiment, the first receiving portion 80 of the pivoting portion 16 has the opening 84 in contact with the outer peripheral portion of the half-cotton 20A, and the second receiving portion 90 of the pivoting portion 16 has the half of the opening 94. The first connecting part 50 is in contact with the outer peripheral part of the cracker 30A, and has a height from the inner peripheral part of the half split part 20A to the opening 84 of the first receiving part 80, and the second connecting part 60 is The height between the inner peripheral portion of the half-cotton bar 30A and the opening 94 of the second receiving portion 90 is provided.

  The width (in the width direction) of the connecting portion 14 is equal to or less than half of the width (in the width direction) of the first receiving portion 80 of the pivoting portion 16 or the second receiving portion 90 of the pivoting portion 16. This is because the combined width of the first connecting part 50 and the second connecting part 60 is equal to the width of the first receiving part 80 of the pivoting part 16 and the second receiving part 90 of the pivoting part 16. Alternatively, the number less than that is to change the leaf 1110 360 degrees so that the front surface and the back surface of the leaf 1110 can be brought into contact with each other with relatively little space between them.

The first accommodating portion 82 of the first binding member 18A existing around the center of the first connecting portion 50 and the second accommodating portion 92 of the second binding member 18B existing around the center of the second connecting portion 60. An elastic member 102 that applies tension (tensile force or compressive force) in the longitudinal direction of the shaft portion 100 is interposed therebetween in a compressed state. The elastic member 102 is formed by a coil spring formed by winding a steel wire in a coil shape, and the shaft portion 100 is inserted into a ring of a cylindrical coil spring.
The elastic member 102 is in contact with the front end of the second receiving portion 90 of the second binding member 18B at the opposite end, and the front end of the first receiving portion 80 of the first binding member 18A. In contact with the far side end, the first binding member 18A is pushed down to the near side and the second binding member 18B is pushed up by the restoring force (uniform).
Thus, when the binding member 12 is closed, the elastic member 102 is in a direction in which the binding member 22 of the first binding member and the binding member 32 of the second binding member are engaged. It is working.
When the binding portion 22 of the first binding rod and the binding portion 32 of the second binding rod are removed by pressing the pressing portion 110 with a finger, the elastic force of the elastic member 102 is increased. Accordingly, the first binding rod 20 of the first binding member 18A is moved to the other side, and the two binding rods 30 of the second binding member 18B are moved to the front side, thereby closing the first binding rod 20 closed. Open the second binding 30.

The fixing member 140 includes a fixing main body 142 and a pivotal support portion 144, and is integrally formed of a thermoplastic resin that can be thermally welded.
The fixed main body 142 has a thin plate shape having a length that is substantially the same as or slightly shorter than the length of the spine cover portion 1016 and a width that is shorter than the width of the spine cover portion 1016 that is divided into two vertically.

The fixed main body 142 has an area equal to or less than a half of the area of the back cover portion 1016 on the front cover portion 1012 or the back cover portion 1014 side, and opens and closes the front cover portion 1012 or the back cover portion 1014. This is a plate-like body having a fixed surface having a surface shape along the shape of the region between the first hinge portion 1022 or the second hinge portion 1024 and the bent portion 1020.
The fixed surface of the fixed main body 142 is fixed to the inner surface of the spine portion 1016 by heat welding.

In this embodiment, the fixed main body 142 has a width that is narrower than the width between the first hinge portion 1022 and the bent portion 1020 in the spine portion 1016, and the first hinge portion 1022 to the bent portion 1020. It is fixed to an area that comes close to the front cover portion 1012 side.
Therefore, the fixed main body 142 does not overlap the inside of the bent portion 1020, and the connecting portion 14 and the pivot portion 16 of the binding tool 10 are located above the inner side of the bent portion 1020.

The pivot portion 144 is divided into a plurality of portions in the length direction of the fixed main body 142 and protrudes in the width direction of the fixed main body 142 at an appropriate interval.
The pivot portion 144 has substantially the same width as the pivot portion 16, and a through-hole 146 for penetrating the shaft portion 100 is formed in the center thereof.
The through-hole 146 is formed so as to be rotatable and fixed to the shaft portion 100 in a straight line with the pivoting portion 16 of the binding device 10.
Thus, the fixing member 140 is arranged linearly in the length direction of the arc portions 86 and 96, and the fixing main body 142 is juxtaposed to the side portion of the binding device 10.
The pivot portion 144 moves the first binding rod 20 of the first binding member 18A to the other side, and the first binding rod locking portion 22 of the first binding rod 20A of the first binding rod 20 and the second binding rod. The length (L1) is formed so that the engagement with the second binding rod 32 of the half split rod 30A of the collar 30 can be released.
In this embodiment, the first receiving portion 82 and the second receiving portion 92 are formed between the first receiving portion 80 of the first binding member 18A and the second receiving portion 90 of the second binding member 18B. The pivot 144 is loaded into the fixed member housing 150.
The pivot portion 144 is formed by connecting the first staple binding portion 22 and the second staple binding portion 32 of the first binding rod 20 and the second binding rod 30 to the shaft portion 100 of the pivot portion 16. The shaft portion 100 is rotatably inserted into the shaft portion 100 with a gap provided between the pivot portion 144 and the pivot portion 16 of the binding device 10 so as to be disengaged by moving in the longitudinal direction.
The gap between the pivot portion 144 and the pivot portion 16 of the binding device 10 (particularly, the first receiving portion 80 and the second receiving portion 90) and the gap between the first receiving portion 80 and the second receiving portion 90 are as follows. The height of the locking projection 28a where the locking projection 28a is fitted into the locking recess 38b and the locking projection where the locking projection 38a is fitted with the locking recess 28b The locking protrusion 28a is disengaged from the locking recess 38b, and the locking protrusion 38a is disengaged from the locking recess 28b.
In this embodiment, the gap between the upper end of the first receiving part 80 and the lower end of the pivot part 144 and the gap (L2) between the upper end of the first receiving part 80 and the lower end of the second receiving part 90 are as follows. The portion in which the locking projection 28a is engaged with the locking recess 38b so that the locking projection 28a is disengaged from the locking recess 38b, and the locking projection 38a is disengaged from the locking recess 28b. The height of the latching convex portion 28a and the height of the latching convex portion 38a where the latching convex portion 38a is fitted to the latching concave portion 28b are longer than the height (L3).

  The front cover portion 1012 and the back cover portion 1014 are turned 360 degrees around the bent portion 1020 of the back cover portion 1016 and the leaf 1110 bound to the binding device 10 is pivoted as shown in FIG. It can be used for writing, etc. by turning the front side 1110a of the leaf and the back side 1110b of the leaf facing each other with the pivotal part 16 in between when turned over toward the connecting part 16 side and closed and stacked. .

The bullet member 102 may be configured as follows.
18A is a perspective view illustrating another elastic member and a state in which the elastic member is attached to the first and second binding members, and FIG. 18B is a sectional view illustrating the binding illustrated in FIG. 18A. (A) is a cross-sectional schematic view in a closed state, (B) is a cross-sectional schematic view in an open state, and FIG. 18C is a front schematic view of still another resilient member.
The elastic member 102 shown in FIG. 18A is composed of a torsion coil spring, and a linear first fixed tip portion 102b extending from both ends of the winding portion 102a and the winding portion 102a in a direction orthogonal to or intersecting with the central axis of the winding portion 102a. And the linear second fixed tip portion 102c are connected to each other, and the initial state where no torsional moment is generated is the first fixed tip portion 102b and the second fixed tip portion 102c in the tangential direction outside the winding portion 102a. Is projected.
And in order to support the front-end | tip part extended from the both ends of the winding part 102a of the elastic member 102, the support part 50a and the support part 60a are formed in the said connection part 14. As shown in FIG.
The fixed front end portion extending from both ends of the winding portion 102a of the elastic member 102 includes a support portion 50a formed on the first connecting portion 50 of the first binding member 18A, and a second binding facing the support portion 50a. It is latched and supported by the support portion 60a of the second connecting portion 60 of the tool member 18B.
That is, one first fixed distal end portion 102b is supported by the support portion 50a of the first connecting portion 50, and the other second fixed distal end portion 102c is second so as to face the first fixed distal end portion 102b. It is supported by the support part 60 a of the connecting part 60.
When the binding portion 22 of the first binding rod and the binding portion 32 of the second binding rod are removed by pressing the pressing portion 110 with a finger, the movement direction is opposite to the moving direction. The first fixed tip portion 102b is supported by the support portion 50a of the first connecting portion 50, and the other second fixed tip portion 102c is supported by the support portion 60a of the second connecting portion 60 on the side opposite to the moving direction. It is supported.
One fixed tip portion 102b and the other fixed tip portion 102c were originally open, but when the first binding rod 20 and the second binding rod 30 are in a closed state, they are in an originally open state. The first fixed distal end portion 102b and the second fixed distal end portion 102c that are approached substantially parallel to each other are supported by the support portion 50a and the support portion 60a of the connecting portion 14. That is, the elastic member 102 has the first fixed tip portion 102b locked to the support portion 50a of the first connecting portion 50 and the second fixed tip portion 102c locked to the support portion 60a of the second connecting portion 60. It becomes twisted.

The elastic member 102 is in contact with the front end of the second receiving portion 90 of the second binding member 18B at the opposite end, and the front end of the first receiving portion 80 of the first binding member 18A. In contact with the far side end, the first binding member 18A is pushed down to the near side and the second binding member 18B is pushed up by the restoring force (uniform).
Thus, when the binding member 12 is closed, the elastic member 102 is in a direction in which the binding member 22 of the first binding member and the binding member 32 of the second binding member are engaged. It is working.
When the binding portion 22 of the first binding rod and the binding portion 32 of the second binding rod are removed by pressing the pressing portion 110 with a finger, the elastic force of the elastic member 102 is increased. Accordingly, the first binding rod 20 of the first binding member 18A is moved to the other side, and the two binding rods 30 of the second binding member 18B are moved to the front side, thereby closing the first binding rod 20 closed. Open the second binding 30.
When the pressing portion 110 is pressed with a finger and the first connecting portion 50 of the first binding member 18A and the second connecting portion 60 of the second binding member 18B are relatively moved in opposite directions, the first connecting portion 50 and The second connecting portion 60 is a force that the elastic member 102 tries to return to the original state, that is, one first fixed tip portion 102b and the other second fixed tip portion 102c rotate in the rotation direction, and the binding. When force is applied so as to open the part 12, it rotates in the rotation direction.
As described above, in this embodiment, when the engagement of the first staple binding portion 22 and the second staple binding portion 32 is released, one first fixed distal end portion 102b is released. And the other second fixed distal end portion 102c in the circumferential direction, the first binding rod 20 and the first connecting portion 50, the second binding rod 30 and the second connecting portion 60, Will be open.

As shown in FIGS. 18C and 18D, the first fixed tip portion 102b and the second fixed tip portion 102c may be configured to protrude radially outward from the winding portion 102a.
In this modified example, the first connecting portion 50 and the second connecting portion 60 have a force that the elastic member 102 tries to return to the original state, that is, one first fixed tip portion 102b and the other second fixed tip portion. When a stronger force is applied so that the binding portion 12 is opened in the rotation direction by rotating in the rotation direction, the rotation can be performed in the rotation direction. In an unloaded state before being supported by the support portion 50a and the support portion 60a of the connecting portion 14, the angle between the first fixed tip portion 102b and the second fixed tip portion 102c is 90 as shown in FIG. 18C. It may be formed at 120 degrees, as shown in FIG. 18D.

The pressing portion 110 formed in the connecting region is configured to lock the first binding rod 20 and the second binding rod binding portion 32 when the first binding rod 20 and the second binding rod locking portion 32 are engaged or disengaged. The first binding rod 20 or the second binding rod 30 is displaced in the longitudinal direction of the connecting portion 14, which is the direction in which the center extends when the second binding rod 30 is opened and closed, and the first binding rod binding portion 22. And in order to disengage the binding binding part 32 of a 2nd binding rod, it forms in columnar shape or lump shape.
The pressing portion 110 opens and closes the first binding rod 20 and the second binding rod 30 in the longitudinal direction of the connecting portion 14 that constitutes a connecting region that connects the first binding member 18A and the second binding member 18B. The first pressing portion 112 protruding from the lower end portion of the first connecting portion 50 and the second pressing portion 114 protruding from the upper end portion of the second connecting portion 60 in the height direction, which is the direction in which the center of the second connecting portion 50 extends. And is composed of.

The first pressing portion 112 moves the first connecting portion 50 from the lower lower end portion of the first connecting portion 50 when the first binding portion 22 of the first binding member 18A is disengaged. It is a columnar rod extending toward the opposite side, that is, the front side (downward), and is formed to have a size extending to the front side of the second connecting portion 60 so as to increase the pressing area. Yes.
The second pressing part 114 moves the first connecting part 50 from the upper end part above the second connecting part 60 when the second binding part 18 of the second binding tool member 18B is disengaged. It is a cylindrical rod that extends toward the opposite side, that is, the other side (upward), and is formed to extend to the other side of the first connecting portion 50 and to increase the pressing area. Yes.

  Then, as shown in FIG. 19A and FIG. 19B, the first binding rod binding portion 22 and the second binding rod binding portion 32 apply, for example, a thumb to the first pressing portion 112, and The index finger is put on the second pressing portion 114, and the first pressing portion 112 is pushed toward the far side (upward) and the second pressing portion 114 is pushed toward the near side (downward) to be disengaged. And as shown in FIG. 19A and FIG. 19B, the 1st press part 112 and the 2nd press part 114 are rotated in the opposite direction in the direction where the 1st binding rod 20 and the 2nd binding rod 30 extend, and a binding staple Open part 12.

In the above-described embodiment, the pivot portion 144 of the fixing member 140 is located on the shaft portion 100 between the first receiving portion 80 of the first binding member 18A and the second receiving portion 90 of the second binding member 18B. It is fitted and pivotally supported. A gap is provided between the pivotal support portion 144 of the shaft portion 100 and the first receiving portion 80 of the first binding member 18A and / or the second receiving portion 90 of the second binding member 18B. The member 18A and the second binding member 18B are moved relative to each other so as to be able to engage and disengage the first staple binding portion 22 and the second staple binding portion 32. ing.
However, for example, as shown in FIG. 19C, a space corresponding to the pivotal support 144 of the fixing member 140 is formed in the second receiving portion 90 of the second binding member 18B, and the fixing member is fixed to the shaft portion 100 in the space. 140 pivots 144 may be fitted and pivoted.
In that case, the first binding member 18A and the second binding member 18B are relatively disposed between the first receiving portion 80 of the first binding member 18A and the second receiving portion 90 of the second binding member 18B. A gap is formed so that the staple binding portion 22 of the first staple and the staple latch portion 32 of the second staple can be locked and disengaged.

According to the embodiment, the binding device 10 has the first binding rod 20 positioned on the front cover portion 1012 side, the second binding rod 30 positioned on the back cover portion 1014 side, and the abbreviation of the spine cover portion 1016. It is fixed to the cover body 1010 so that the pivot part 16 is located in the center.
Thus, if the cover body 1010 has a folded portion 1020, the front cover portion 1012 and the back cover portion 1014 are folded back, the inner surface is the outside, the outer surfaces are faced, and the outer cover 1010 is flattened. The outer edge and the outer edge of the back cover portion 1014 are aligned and can be written on the leaf 1110 with a minimum area.
Instead of the structure in which the binding device 10 is fixed to the spine portion 1016 of the cover body 1010, the binding device 10 may be fixed to the back cover portion 1014 or the front cover portion 1012.
For example, as shown in FIGS. 20A to 20B, the bent portion is located at a position away from the second hinge portion 1024 on the inner surface of the back cover portion 1014 by a distance equal to or slightly longer than the width of the first binding rod 20. 1020 is formed, and the outer side of the pivoting portion 16 of the binding device 10 is positioned on the inner surface of the bent portion 1020 to fix the fixing main body 142 of the fixing member 140.
The fixing main body 142 is provided with a plurality of fixing tool holes 142b at intervals on a central line extending in the length direction. The fixing main body 142 is fixed to the spine portion 1016 with screws or eyelets inserted through the fixing tool holes 142b.

In the embodiment, the fixed main body 142 has a width narrower than the width between the first hinge portion 1022 and the bent portion 1020 in the spine portion 1016, and the first hinge portion 1022 to the bent portion 1020. It is fixed to an area that comes close to the front cover portion 1012 side.
The fixed main body 142 may be formed in a thin plate shape having a width longer than the width of the spine cover portion 1016 divided into two vertically.
That is, the back cover portion 1016 has a width longer than the width between the first hinge portion 1022 and the bent portion 1020, and spans the bent portion 1020 from the front cover portion 1012 to the back cover portion 1014 side. It is good also as a passed composition.
In this way, if the bent portion 1020 formed so that the spine portion 1016 can be bent is prevented from bending inward so that the spine portion 1016 is recessed, the cover body When 1010 is closed, the spine portion 1016 can be maintained in a flat plate shape.
When the cover body 1010 is in a closed state, the binding tool 10 is inclined toward the space portion side between the binding portion 12 and the connecting portion 14 with the connecting portion 14 and the pivoting portion 16 as the center. However, since the binding portion 12 is formed in a substantially circular shape, the leaf 1110 is positioned substantially parallel to the front cover portion 1012 and the back cover portion 1014 at an appropriate position of the binding portion 12. The front cover portion 1012 and the back cover portion 1014 are accommodated.
In this modification, the fixed main body 142 is formed longer than the length in the length direction of the connecting portion 14 and the pivoting portion 16 of the binding tool 10, and beyond the connecting portion 14 and the pivoting portion 16 of the binding tool 10. A cover bend restraining portion 142 a extending in the length direction of the spine portion 1016 is formed in a region extending to the side.
The front cover bending prevention portion 142a protrudes in a tongue shape from the edge of the fixed main body 142 on the back cover portion 1014 side toward the second hinge portion 1024 on the back cover portion 1014 side, and the side surface of the back cover portion 1016 is made flat. The back cover portion 1016 is configured to be in close contact with the inner surface.

According to the embodiment of the present invention, the binding portion 12 and the connecting portion 14 are formed on each of the pair of first binding member 18A and second binding member 18B, and form the binding portion 12. The ribs 20 and 30 are appropriately spaced in the longitudinal direction of the connecting portion 14 so that the first binding rod 20 on the first binding member 18A side and the second binding rod 30 on the second binding member member 18B face each other. The lowermost portion of the binding portion 12 is grounded to, for example, the surface of the cover sheet 1010 when the binding portion 12 is opened. And it is easy to open the binding portion 12 at an appropriate angle.
According to an embodiment of the present invention, the binding portion 12 includes the first binding rod 20 and the second binding rod 30 that are symmetrical and are divided into left and right with the pivot portion 16 as the center. Since the portion 14 includes the first connecting portion 50 and the second connecting portion 60 that are symmetrical and separated from each other about the pivot 16, the left and right members are formed using the same mold. Easy to manufacture.
According to the embodiment of the present invention, the connecting portion 14 includes the facing portions 56 and 66 of the first connecting portion 50 and the second connecting portion 60 facing each other, and the binding rods 20 and 30 facing the facing portions 56 and 66. The pivoting portion 16 is a surface that intersects the facing portions 56, 66 and the outer portions 52, 62 between the projecting outer portions 52, 62 and the facing portions 56, 66 and the outer portions 52, 62. Since the lower portions 58 and 68 are provided continuously, the facing portion 56 of the first connecting portion and the facing portion 66 of the second connecting portion are orthogonal to the rotation direction and close the binding device 10. When the binding device 10 is formed so as to be in close contact with the first binding device 22 when the binding device 10 is closed, the first binding device 22 and the first binding device 22 are connected to the first binding device 22. The first binding rod that can stably maintain the engagement state of the two binding rods with the binding rod locking portion 32 and constitutes the binding rod portion 12. 0 and it is possible to reduce the act to shrink the diameter of the formed annular by the second binding rod 30.
According to the embodiment of the present invention, the receiving portions 80 and 90 are intermittently formed in the longitudinal direction of the connecting portion 14, and the binding portion 12 rotates around the shaft portion 100 and the binding portion. Since it is formed so as to be relatively displaced in the longitudinal direction when opening and closing 12, it is possible to open and close the binding portion 12 composed of a plurality of binding rods 20 and 30 at a time.
According to an embodiment of the present invention, the shaft portion 100 is a rod having a circular cross section, and the receiving portions 80 and 90 are arcuate as a whole, and the shaft portion 100 is loaded in an arc portion inside thereof, and Since the connecting portion 14 is continuously provided so as to project in the direction opposite to the projecting direction of the binding rods 20 and 30 at the outer upper portion, the binding rod constituted by a plurality of binding rods 20 and 30 is provided. The portion 12 can be opened and closed at once, and the lowermost portion of the binding portion 12 is easily grounded, for example, on the surface of the cover body 1010, and the binding portion 12 is easily opened at an appropriate angle.
According to the embodiment of the present invention, the base portions 20a and 30a of the binding rods 20 and 30 are formed at the same position as the lower portion of the connecting portion 14 so that the lower portion is positioned. 90 is formed so that the upper part is located at the same position as the lower part of the connecting part 14, so that when the binding part 12 is opened, the lowermost part of the binding part 12 contacts the surface of the cover sheet 1010, for example. Thus, it is easy to stabilize horizontally, and it is easy to open the binding portion 12 at an appropriate angle.
According to the embodiment of the present invention, since the width of the connecting portion 14 is less than or equal to one half of the width of the pivoting portion 16, the leaf 1110 does not protrude beyond the width of the pivoting portion 16. It turns along 20 and 30, and when it opens 360 degree | times, there are few clearance gaps between the front side and the back side of the leaf 1110, it becomes comparatively flat and is easy to write.
According to the embodiment of the present invention, the receiving portions 80 and 90 of the pivoting portion 16 are such that the openings 84 and 94 of the receiving portions 80 and 90 are in contact with the outer peripheral portions of the binding rods 20 and 30, and the connecting portion 14 is Since it has a height between the inner periphery of the binding rods 20 and 30 and the openings 84 and 94 of the receiving portions 80 and 90, the leaf 1110 is rolled along the binding rods 20 and 30 and opened 360 degrees. There are few gaps between the front side 1110a and the back side 1110b of the leaf, and it is relatively flat and easy to write.
According to the embodiment of the present invention, the staple binding portions 22, 32 are locked and disengaged in the rotational direction of the staples 20, 30, so that the convex portion 24 and the concave portion 26 of the first binding rod 20. And the concave portion 36 and the convex portion 34 of the second binding rod 30 are engaged with each other, and the binding rods 20 and 30 are rotated so as not to be disengaged in a direction intersecting with the rotation direction of the binding rods 20 and 30. Since the disengagement prevention portions 28 and 38 extending in the direction are formed, the binding binding portions 22 and 32 of the closed binding are difficult to disengage in a direction crossing the rotation direction of the binding 20 and 30. .

Next, a book as another embodiment will be described.
FIG. 21 is a perspective view of a notebook using the binding device according to the present invention, FIG. 22A is an overall perspective view of the binding device according to the present invention, and FIG. 22B is a binding device according to the present invention. FIG. 23 is a perspective view of the binding device according to the present invention, (A) is an overall view, (B) and (C) are half-split views, and FIG. Is a perspective view of the first binding member, (A) is a right view, (B) is a left view, and FIG. 25 is a perspective view of the second binding member, (A) is a right side view, (B) is a left side view, FIG. 26 is an exploded perspective view of the binding device according to the present invention, and FIG. 27 is a first binding member. 28 is a perspective view illustrating a method of joining the second binding tool member and FIG. 28 is a front view illustrating the binding tool in a closed state, and FIG. 29 is a closed view. FIG. 30A is a partial cross-sectional view of FIG. 28A-A, FIG. 30B is a cross-sectional view of FIG. 28B-B, and FIG. 30C is a cross-sectional view of FIG. 28C-C. FIG. 31 is a front view of the binding device in a state of starting to open, FIG. 32 is a rear view of the binding device in a state of starting to open, and FIG. 33A is a partial cross-sectional view of FIG. FIG. 33B is an illustrative view of FIG. 31B-B, FIG. 33C is an illustrative view of FIG. 31C-C, and FIG. 34 is a plan illustrative view showing how to open the leaf of the notebook. , (A) is a closed state, (B) is a half-turned view, and (C) is a 360-degree view.
A notebook 1000 which is a kind of book according to the present invention has a cover body 1010 having a front cover portion 1012, a back cover portion 1014, and a spine cover portion 1016 interposed between the front cover portion 1012 and the back cover portion 1014. A binding tool 410 including a plurality of binding portions 412, a connecting portion 414 for connecting the binding portions 412, and a pivot portion 416 serving as a center when opening and closing the binding rods constituting the binding portion 412; And a fixing member 540 for fixing the binding tool 410 inside the spine portion 1016.
The binding tool 410 according to the present invention configures the binding portion 412 by connecting a plurality of binding portions 412, a bearing portion 414 that is a connection region for connecting the binding portions 412, and the binding portion 412. The binding device 410 includes a pivot portion 416 that is a region of a pivot portion that becomes a center when the first binding rod 420 and the second binding rod 430 are opened and closed, and the binding portion 412 is twisted and closed. The binding portion 412 is configured to be opened.
The binding tool 410 is mainly configured for a notebook similar to a notebook generally referred to as a cellling-type notebook, and rotates the leaf 1110 along the binding portion 412 of the binding tool 410 to spread 360 degrees. That is, the leaf 1110 bound to the binding part 412 is turned along the binding, and 360 degrees are turned over. It is configured to be able to face each other.
Usually, a cover that is relatively harder than the paper is laminated on the front side and the back side of the paper to be written with a binding hole. In this specification and claims, the front side and the back side of the leaf 1110 The front side of the front cover on the front side, such as a synthetic resin pocket, and the back side of the back cover on the back side are included.

  The binding tool 410 includes a first binding tool member 418A and a second binding tool member 418B, and the first binding tool member 418A and the second binding tool member 418B are in the center in the length direction of the binding tool 410. And has a binding portion 412, a bearing portion 414, and a pivot portion 416, respectively.

The binding portion 412 includes a first binding rod 420 of the first binding member 418A and a second binding rod 430 of the second binding member 418B, and the first binding rod constituting the binding portion 412. 420 and the second binding rod 430 connect the binding portion 412 so that the first binding rod 420 of the pair of first binding member 418A and the second binding rod 430 of the second binding member 418B face each other. Each of the bearing part 414 and the pivot part 416 protrudes from the outer side or the upper part of the bearing part 414 and the pivot part 416 at an appropriate interval in the longitudinal direction. The first binding rod 420 and the second binding rod 430 have a symmetrical shape that is divided into left and right with the bearing portion 414 and the pivot portion 416 as the center.
The plurality of first binding rods 420 are arranged at an appropriate interval between the first binding rods 420 by a first erection portion 442 connected to the base 420a of each first binding rod 420. Are arranged in parallel in the longitudinal direction.
The plurality of second binding rods 430 are arranged at an appropriate interval between the second binding rods 430 by a second erection portion 444 connected to the base portion 430a of each second binding rod 430. Are arranged in parallel in the longitudinal direction.

  The bearing portion 414 includes a first bearing portion 450 of the first binding member 418A and a second bearing portion 460 of the second binding member 418B, and the first bearing portion 450, the second bearing portion 460, and the like. Is symmetrical about the center in the length direction of the binding tool 410. The first bearing portion 450 and the second bearing portion 460 have a solid semi-cylindrical shape extending in a straight line in the longitudinal direction continuously from the far side to the near side, and have a substantially C-shaped cross section. The second binding portion 460 is integrally formed continuously with the first binding rod 420, and the second bearing portion 460 is formed integrally with the second binding rod 430.

The bearing portion 414 turns the leaf 1110 bound to the binding portion 412 along the first binding rod 420 and the second binding rod 430, changes 360 degrees, and closes the front side of the leaf 1110 at both ends when closed. In the lower part, the back side is connected to the base 420a of the first binding rod 420 and the base 430a of the second binding rod 430 so as to face each other across the bearing portion 414.
The bearing portion 414 has a length extending in a direction perpendicular to the direction in which the binding extends and a thickness continuous in the direction in which the binding extends, and the leaf 1110 bound to the binding portion 412 extends along the binding portion 412. By turning over 360 degrees and closing, the front and back sides of the leaf 1110 at both ends can be in contact with each other with the bearing portion 414 interposed therebetween. That is, the first bearing portion 450 is connected to the base portion 420a of the first binding rod 420, the second bearing portion 460 is connected to the base portion 430a of the second binding rod 430, and the first bearing portion 450 is The plurality of first binding rods 420 are constructed so as to connect the plurality of first binding rods 420, and the second bearing portion 460 connects the plurality of second binding rods 430 to each other. 430 is installed.
In the first bearing portion 450, the opening 452 of the first bearing portion 450 for loading the pivot portion 416 is formed on the side surface opposite to the half split plate 420A, and the second bearing portion 460 includes the second bearing portion 460. The opening 462 of the two bearing portions 460 is formed on the side surface opposite to the half-cut 430A. The first bearing portion 450 has an inner surface following the opening 452 formed with an arc-shaped bearing recess 454, and the second bearing portion 460 has an inner surface following the opening 462 formed with an arc-shaped bearing recess 464. ing.

  The first binding member 418A has a first receiving portion 480 connected to the base portion 420a of the first binding rod 420, and the second binding member 418B is connected to the base portion 430a of the second binding rod 430. The second receiving portion 490 is provided. In the receiving portion 482 formed between the first receiving portion 480 connected to the base portion 420a of the binding portion 412 and the second receiving portion 490 connected to the base portion 430a of the binding portion 412, the pivot portion A resilient member 502 that compresses in the longitudinal direction of 416 and applies a resilient force is interposed. The first receiving portion 480, the second receiving portion 490, and the elastic member 502 are closed when the leading ends of the first binding rod 420 and the second binding rod 430 are closed and when the first binding rod 420 and the second binding rod 430 are closed. When the front end of the binding 430 is separated, it becomes the center of rotation.

  In the region of one end or both ends in the extending direction of the center when opening and closing the binding rod, one opposing binding rods among the binding rods constituting the binding rod portion 412 and the other opposing binding rods. In order to be disengaged from the locking portion, a pressing portion 110 is provided so as to be displaced in the direction in which the center extends.

  The outlines of the bearing portion 414, the first receiving portion 480, and the second receiving portion 490 are substantially the same, and when the tips of the first binding rod 420 and the second binding rod 430 are closed together, and the first binding rod. It becomes the center of rotation when the front end of 420 and the second binding rod 430 are separated. Then, the bearing portion 414, the first receiving portion 480, and the second receiving portion 490 turn the leaf 1110 bound to the binding portion 412 along the first binding rod 420 or the second binding rod 430, and turn it 360 degrees. It is configured to be able to.

The pivot portion 416 has a length extending in a direction perpendicular to the extending direction of the first binding rod 420 and the second binding rod 430 and a thickness continuous in the extending direction of the first binding rod 420 and the second binding rod 430. A part of the contour continuous in the longitudinal direction has an arc shape, and is connected to the base portion 420a of the first binding rod 420 and the base portion 430a of the second binding rod 430, and a plurality of first binding rods 420 and second binding rods 430 are provided. Are connected to the plurality of first binding rods 420 and the second binding rods 430.
The pivot portion 416 includes a first shaft portion 520 of the first binding member 418A and a second shaft portion 530 of the second binding member 418B. The first shaft portion 520 and the second shaft portion 530 are the same. The binding tool 410 is symmetrical with respect to the center in the length direction.
The first shaft portion 520 and the second shaft portion 530 have a solid columnar shape extending in a straight line in the longitudinal direction continuously from the far side to the near side, and are substantially circular in cross section. The first shaft portion 520 has the first binding portion. The second shaft portion 530 is formed integrally and continuously with the second binding rod 430.
The first shaft portion 520 of the first binding member 418A constituting the pivot shaft portion 416 has an inner surface of the bearing portion 414 from the opening 462 of the second bearing portion 460 of the second binding member 418B in the arc-shaped region. Is slidably fitted into a bearing recess 464 extending in the longitudinal direction in an arc shape, and the second shaft portion 530 of the second binding member 418B is formed in the first binding member 418A in the arc-shaped region. The inner surface of the bearing portion 414 extends from the opening 452 of one bearing portion 450 into an arcuate shape and extends in the longitudinal direction in a swingable manner.
The pivot portion 416 (the first shaft portion 520 and the second shaft portion 530) extends in the longitudinal direction of the bearing portion 414 (the first bearing portion 450 and the second bearing portion 460) and is divided into a pair of first parts. The first bearing portion 450 of the binding member 418A and the second bearing portion 460 of the second binding member 418B are connected in a state of being linearly aligned in the length direction, and the free end 420b of the first binding rod 420 When closing the free end 430b of the second binding rod 430 together and when separating the free end 420b of the first binding rod 420 and the free end 430b of the second binding rod 430, the binding center 412 becomes the center of rotation. The leafs 1110 bound to each other are wound along the first binding rod 420 and the second binding rod 430, and can be turned 360 degrees.

  In this embodiment, the first binding rod 420, the first bearing portion 450, the first receiving portion 480, and the first shaft portion 520 are formed on the first binding member 418A, and the second binding rod 430, second The bearing portion 460, the second receiving portion 490, and the second shaft portion 530 are formed on the second binding member 418B, and the first binding member 418A and the second binding member 418B are in the length direction of the binding device 410. It is formed symmetrically with the center of the center.

The first bearing portion 450 of the first binding member 418A is divided into a first bearing portion 450a on the near side and an intermediate first bearing portion 450b, and the first receiving portion of the first binding member 418A. 480 is formed between the first bearing portion 450a on the near side and the intermediate first bearing portion 450b.
The first shaft portion 520 of the first binding member 418A is divided into a first shaft portion 520a on the far side and a first shaft portion 520b in the middle. The first shaft portion 520a on the far side is continuously formed on the far side from the intermediate first bearing portion 450b, and the first shaft portion 520b on the far side is continuous on the near side from the first receiving portion 480. Is formed.
The second bearing portion 460 of the second binding member 418B is divided into a second bearing portion 460a on the far side and an intermediate second bearing portion 460b, and the second receiving portion of the second binding member 418B. 490 is formed between the second bearing portion 460a on the far side and the second bearing portion 460b in the middle.
The second shaft portion 530 of the second binding tool member 418B is formed to be divided into a second shaft portion 530a on the near side and an intermediate second shaft portion 530b. The second shaft portion 530a on the near side is formed continuously from the intermediate second bearing portion 460b to the near side, and the second shaft portion 530b is continuously formed on the far side from the second receiving portion 490. Is formed.

In this embodiment, the first binding member 418A includes a binding portion 412 (first binding rod 420), a bearing portion 414 (first bearing portion 450), a pivot portion 416 (first shaft portion 520), and a first portion. One receiving portion 480 is integrally formed of synthetic resin. Similarly, the second binding member 418B includes a binding portion 412 (second binding rod 430), a bearing portion 414 (second bearing portion 460), a pivot portion 416 (second shaft portion 530), and a second receiver. The part 490 is integrally formed of synthetic resin.
The binding portion 412, the first erection portion 442 of the first binding rod 420, the second erection portion 444 and the pivot portion 416 of the second binding rod 430 are solid, continuously formed integrally, and The first erection portion 442 of the first binding rod 420, the second erection portion 444 of the second binding rod 430, and the bearing portion 414 are solid and continuously formed integrally.

In this embodiment, the first shaft portion 520a and the intermediate first shaft portion 520b on the other side of the first binding member 418A extend in a straight line in the longitudinal direction and have substantially the same thickness. It is columnar and is formed integrally and continuously on the lower side of the half split bar 420A and the first installation part 442 constituting the first binding member 418A, and on the lower side of the half split bar 420A and the first installation part 442, The second shaft portion 530a on the near side of the second binding member 418B and the intermediate second shaft portion 530b extend in a straight line in the longitudinal direction and have a substantially cylindrical shape having the same thickness. The half member 430 </ b> A and the second erection part 444 that form the tool member 418 </ b> B and the lower part 430 </ b> A and the second erection part 444 are integrally formed continuously below.
The first shaft portion 520a and the intermediate first shaft portion 520b on the other side of the first binding member 418A have shapes that fit into the bearing recesses 464 of the second bearing portion 460 of the second binding member 418B. The second shaft portion 530a on the near side of the second binding tool member 418B and the intermediate second shaft portion 530b are shaped to fit into the bearing recess 454 of the first bearing portion 450 of the first binding member 418A. I have.

The first bearing portion 450 of the first binding member 418A has a linear shape with the same cross section in which the opening 452 of the first bearing portion 450a on the near side and the opening 452 of the intermediate first bearing portion 450b extend in the longitudinal direction. , Aligned in the longitudinal direction.
The second bearing portion 460 of the second binding member 418B has the same linear cross section in which the opening 462 of the second bearing portion 460a on the far side and the opening 462 of the intermediate second bearing portion 460b extend in the longitudinal direction. , Aligned in the longitudinal direction.
The projection 478 on the far side of the first shaft portion 520a on the far side of the first binding member 418A and the projection 478 on the near side of the first receiving portion 480 are aligned in a straight line in the longitudinal direction, and the second binding member The projection 476 on the near side of the second shaft portion 530a on the near side of 418B and the projection 476 on the far side of the second receiving portion 490 are aligned in a straight line in the longitudinal direction.

The binding portion 412 includes a first binding rod 420 of the first binding member 418A, a bearing portion 414 and a pivot portion 416 of the second binding rod 430 of the second binding member 418B, and a first receiver of the first binding member 418A. The first binding rod of the first binding member 418A is connected to the free end 420b and the free end 430b opposite to the base 420a and the base 430a connected to the portion 480 and the second receiving portion 490 of the second binding member 418B. 420 and the second binding member 418B are formed with binding staples for locking when the second binding rod 430 is closed.
In other words, the first binding rod 420 of the first binding member 418A has the first binding rod binding portion 422 formed at the free end 420b on the opposite side of the base portion 420a, and the second binding member The second binding rod 430 of 418B has a second binding rod binding portion 432 formed at a free end 430b on the opposite side of the base portion 430a.
The binding portion 412 has a height direction (vertical direction) from the base portion 420a and the base portion 430a to the top portion, and from an outer peripheral portion (outer portion) of the first binding rod 420 to an outer peripheral portion (outer portion) of the second binding rod 430. Width direction (horizontal direction) to reach the first binding rod 420 and the thickness of the second binding rod 430 (the length between the outer peripheral portion and the inner peripheral portion) in the length direction of the binding tool. The first binding rod 420 and the second binding rod 430 have a longer cross-sectional rectangular shape. And the 1st binding rod 420 and the 2nd binding rod 430 are comprised by the shape penetrated by the binding hole 1112 of the leaf 1110 so that the leaf 1110 can be wound from the base part 420a and the base part 430a to the top part. ing.
The first binding tool binding portion 422 of the first binding device 418A and the second binding device binding portion 432 of the second binding member 418B of the first binding member 418A are locked. The first binding rod 420 and the second binding rod 418A of the first binding member 418A in the direction intersecting the rotation direction of the second binding rod 430 of the first binding rod 420 and the second binding member 418B, that is, in the longitudinal direction of the pivot portion 416. When the second binding rod 430 of the binding member 418B is relatively moved and the first binding rod 420 of the first binding member 418A and the tip of the second binding rod 430 of the second binding member 418B are closed together. The first binding member 420A of the first binding member 418A and the second binding member 418B of the second binding member 418B are formed so as to be disengaged when they are locked or separated.

The first binding rod 420 of the first binding member 418A is composed of a semicircular arc-shaped half split rod 420A so as to be a substantially annular binding rod when closed, and the second binding member 418B has a second binding rod 420A. The binding rod 430 is configured by a semicircular arc-shaped half split rod 430A so as to become a substantially annular binding rod when closed, and the first binding rod 420 and the second binding member of the first binding member 418A. It is configured to face the second binding rod 430 of 418B.
Then, the tips of the half split bar 420A and the half split bar 430A, that is, the first binding bar 420 and the second split bar 430A are inserted so that the leaf 1110 can be bound by being inserted into the binding hole 1112 previously drilled in the leaf 1110. At the top of the binding 430, binding binding portions 422 and 432 are formed.
The half split bar 420A constituting the first binding bar 420 and the half split bar 430A configuring the second binding bar 430 are the first binding bar binding part 422 of the half split bar 420A and the half split bar 430A. The second binding rod is connected to the binding lock portion 432 of the second binding rod so as to be connected in a substantially annular shape.

The binding portion 412 includes a first end portion 442 and a second end portion 444 and / or a base portion 420a connected to the pivot portion 416 and a free end 420b and a free end 430b opposite to the base portion 430a. A first staple binding portion 422 and a second staple binding portion 432 are formed to be locked when the binding is closed, and the first staple binding portion is formed. 422 and the staple binding portion 432 of the second staple are formed so as to engage or disengage by relatively moving the staple that is locked in the direction intersecting the rotational direction of the staple to be locked. .
The pressing part 110 is detached on the side opposite to the moving direction of the first erection part 442, the second erection part 444, the bearing part 414, and the pivot part 416, which are connection areas when the binding is disengaged. When engaged, the binding portion 414 and / or the connecting portion 414 and / or the pivot portion 416 are provided so as to protrude in the direction opposite to the moving direction of the bearing portion 414 and the pivot portion 416.

In this embodiment, the pressing portions 110 formed on the front side of the half split bar 420A of the first binding member 418A and the side of the half split bar 430A of the second binding member 418B constitute a connection region. A push rod protruding from the front side of the first binding rod 420 in the longitudinal direction of the first bearing portion 450 and a projection beyond the second binding rod 430 in the longitudinal direction of the second bearing portion 460 constituting the connection region. It is comprised with the push bar provided.
The pressing portion 110 is formed in the longitudinal direction of the bearing portion 414, the pivot portion 416, the first erection portion 442, and the second erection portion 444 that form a connection region that connects the first binding member 418A and the second binding member 418B. The first binding rod 420 or the second binding rod 430 is displaced in the direction in which the center extends when the binding portion 412 is opened and closed, and the first binding rod binding portion 422 and the second binding rod binding In order to disengage the hook locking portion 432, it is formed in a columnar shape or a lump shape.
The pressing portion 110 is formed in the longitudinal direction of the bearing portion 414, the pivot portion 416, the first erection portion 442, and the second erection portion 444 that form a connection region that connects the first binding member 418A and the second binding member 418B. The first pressing portion 112 projecting from the lower end of the half split bar 420A of the first binding member 418A in the height direction, which is the direction in which the center extends when the binding portion 412 is opened and closed, and the second binding It is comprised by the 2nd press part 114 protrudingly provided by the upper end part of halves 430A of the tool member 418B.

The first pressing portion 112 disengages the bearing portion 414 and the pivot portion 416 from the lower end of the base portion 420a of the half-split portion 420A when the binding portion 422 of the first binding portion of the first binding member 418A is disengaged. It is a cylindrical rod that extends toward the opposite side, that is, the front side (downward) of the moving direction. Yes.
The second pressing portion 114 disengages the bearing portion 414 and the pivot portion 416 from the upper end of the base portion 430a of the half-split 430A when the binding portion 432 of the second binding device 418B is disengaged. It is a cylindrical bar that extends in the direction opposite to the direction of movement, that is, the other side (upward), and is formed in a size that extends beyond the half split plate 420A, and is formed so as to increase the pressing area. Yes.

The fixing member 540 includes a fixing main body 542 and a pivot portion 544, and is integrally formed of a thermoplastic resin that can be thermally welded.
The fixed main body 542 has a thin plate shape having a length that is substantially the same as or slightly shorter than the length of the spine cover portion 1016 and a width that is shorter than the length of the spine cover portion 1016 divided into two vertically.

The fixed main body 542 has an area equal to or less than a half of the area of the back cover portion 1016 on the front cover portion 1012 or the back cover portion 1014 side, and opens and closes the front cover portion 1012 or the back cover portion 1014. It is a plate-like body having a fixed surface having a surface shape along the shape of the region between the first hinge portion 1022 or the second hinge portion 1024 and the bent portion 1020.
The fixed surface of the fixed main body 542 is fixed to the inner side surface of the spine portion 1016 by heat welding.

The pivot portion 544 is divided into a plurality of portions in the length direction of the fixed main body 542 and protrudes in the width direction of the fixed main body 542 with an appropriate interval.
The pivot portion 544 is formed in a cylindrical shape having a C-shaped cross section corresponding to the shapes of the outer surfaces of the first bearing portion 450 and the second bearing portion 460, has substantially the same width as the pivot portion 416, and has a center at the center. A fitting recess 546 for fitting the first bearing portion 450 and the second bearing portion 460 is formed.
The fitting recess 546 is formed to be rotatably fixed to the first bearing portion 450 and the second bearing portion 460 in line with the pivot portion 416 of the binding tool 410.
Thus, the fixing members 540 are arranged linearly in the length direction of the pivot portion 416, and the fixing main body 542 is juxtaposed with the side portion of the binding tool 410.
The pivot portion 544 moves the first binding rod 420 of the first binding member 418A to the other side, and the first binding rod binding portion 422 of the first binding rod 420A of the first binding rod 420 and the second binding. The length (L1) is formed so that the engagement with the second binding rod binding portion 432 of the half binding rod 430A of the collar 430 can be released.
The fixing member 540 can be disengaged by moving the binding lock portion 422 of the first binding rod and the binding lock portion 432 of the second binding rod in the longitudinal direction of the pivot portion 416 and the bearing portion 414. The first bearing member 450 of the first binding member 418A and the second bearing portion 460 of the second binding member 418B are fitted and fixed.
The gap between the first bearing portion 450 of the first binding member 418A and the second bearing portion 460 of the second binding member 418B is the portion where the locking projection 428a is fitted in the locking recess 438b. The height (L3) of the locking convex portion 428a and the height of the locking convex portion 438a where the locking convex portion 438a is fitted to the locking concave portion 428b are configured so that the locking convex portion 428a is locked. The engaging projection 438a is disengaged from the recess 438b, and the engaging projection 438a is disengaged from the engaging recess 428b.

As shown in FIG. 31, the first binding rod binding portion 422 and the second binding rod binding portion 432 apply, for example, a thumb to the first pressing portion 112, and the second pressing portion. The index finger is put on 114, the first pressing portion 112 is directed to the far side (upward), and the second pressing portion 114 is pushed to the near side (downward), so that the first staple binding portion 422 is The binding binding portion 432 of the second binding rod is disengaged.
And as shown in FIG. 33A, FIG. 33B, and FIG. 33C, the 1st press part 112 and the 2nd press part 114 are rotated in the opposite direction in the direction where the 1st binding rod 420 and the 2nd binding rod 430 extend. Then, the binding unit 412 is opened.
When the binding portion 412 is opened, the first binding rod 420 and the second binding rod 430 are pressed by pressing the pressing portion 110 with a finger to lock the binding portion of the first binding rod. It is comprised so that the binding binding part 432 of 422 and a 2nd binding can be removed.

The convex portion 424 of the first binding rod at the front end constituting the binding binding portion 422 of the first binding rod and the convexity of the first binding rod formed at the distal end of the half split rod 420A constituting the first binding rod 420. The concave portion 426 of the first binding rod following the portion 424 and the convex portion 434 of the second binding rod at the tip constituting the binding binding locking portion 432 of the second binding rod 430A of the second binding rod 430. And the concave portion 436 of the second binding rod following the convex portion 434 of the second binding rod at the tip thereof is directed in the opposite direction so as to be engaged when the first binding rod 420 and the second binding rod 430 are closed. Protrusions or depressions are formed.
That is, the convex portion 424 of the first binding rod that forms the binding rod locking portion 422 of the first binding rod that is formed at the tip of the half split rod 420A that forms the first binding rod 420 protrudes toward the front side. Has been. Then, a concave portion 426 of the first binding rod following the convex portion 424 of the first binding rod is recessed toward the other side. A convex portion 434 of the second binding rod constituting the binding binding portion 432 of the second binding rod formed at the tip of the half split rod 430A protrudes toward the other side. And the concave part 436 of the 2nd binding rod following the convex part 434 of the 2nd binding rod of the front-end | tip is dented toward the near side.
The first binding rod 424, the first binding rod recess 426, the second binding rod projection 434, and the second binding rod 430 are engaged with each other when the first binding rod 420 and the second binding rod 430 are closed. The concave portion 436 of the binding rod protrudes or is recessed in the opposite direction.
The first binding rod convex portion 424 constituting the first binding rod binding portion 422 of the half split rod 420A and the second binding binding portion 432 of the second binding rod 430A of the second binding rod 430A. It protrudes and is provided in the opposite direction to the protrusion 434 of the heel.
In addition, the first binding rod concave portion 426 constituting the first binding rod binding portion 422 of the half binding rod 420A and the second binding rod binding portion 432 constituting the second binding rod 430A. The concave portion 436 of the binding rod is formed to be recessed in the opposite direction.

The first binding rod binding portion 422 and the second binding rod binding portion 432 are disengaged in the rotation direction of the first binding rod 420 and the second binding rod 430 and in the direction intersecting the rotation direction. In order to prevent this, the disengagement prevention unit 428 and the disengagement prevention unit 438 extending in the direction intersecting with the rotation direction of the first binding rod 420 and the second binding rod 430 are formed.
The disengagement preventing portion 428 has a snare-like locking convex portion 428a protruding toward the front side on the top side and a locking concave portion 428b recessed toward the other side on the base portion 420a side. A locking recess 428b is formed on the base 420a side following the protrusion 428a.
The disengagement preventing portion 438 has a snare-like locking convex portion 438a protruding toward the opposite side on the top side, and a locking concave portion 438b recessed toward the near side on the base portion 430a side, and the locking on the free end side A locking recess 438b is formed on the base 430a side following the protrusion 438a.
When the first binding rod 420 and the second binding rod 430 are closed, the locking projection 428a of the disengagement prevention portion 428 is fitted into the locking recess 438b of the disengagement prevention portion 438, and the disengagement prevention portion 438 The locking projection 438a is fitted into the locking recess 428b of the disengagement prevention unit 428, and the locking projection 428a and the locking projection 438a rotate the first binding rod 420 and the second binding rod 430 in the rotation direction. When you pull it, it will hit you.
The disengagement prevention portion 428 of the first binding rod binding portion 422 protrudes toward the upper portion of the second binding rod binding portion 432, and the first binding rod binding portion 422 and The second binding rod 430 is prevented from moving upward due to an impact or the like when the binding binding portion 432 of the second binding rod is engaged.
The disengagement prevention portion 438 of the second binding rod binding portion 432 protrudes toward the upper portion of the first binding rod binding portion 422, and the first binding rod binding portion 422 and The first binding rod 420 is prevented from moving upward due to an impact or the like when the binding binding portion 432 of the second binding rod is engaged.
Thus, in this embodiment, the first pressing portion 112 protruding from the base portion 420a of the first binding rod 420 and the second pressing portion 114 protruding from the base portion 430a of the second binding rod 430 are designated. To move the first binding rod 420 of the first binding member 418A to the far side and the second binding rod 430 of the second binding member 418B to the near side, The engagement between the first staple binding portion 422 of the half staple 420A and the second staple binding portion 432 of the second staple 430A of the second staple 430 can be released.
When closing, the locking projection 428a of the disengagement prevention portion 428 and the locking projection 438a of the disengagement prevention portion 438 fit into the locking recess 438b and the locking recess 428b while protruding or sliding. In addition, a gentle inclined surface is formed from the free end.

The first erection part 442 of the first binding member 418A includes a facing part 442a of the first erection part 442, which is a region where the first erection part 442 and the second erection part 444 of the second binding member 418B face each other.
The second erection part 444 of the second binding member 418B includes a facing part 444a of the second erection part 444, which is a region where the first erection part 442 and the second erection part 444 of the first binding member 418A face each other.
In this embodiment, the first erection part 442 and the second erection part 444 have a substantially quadrangular prism shape.
The opposing portion 442a of the first erection portion 442 of the first binding member 418A and the opposing portion 444a of the second erection portion 444 of the second binding member 418B are substantially orthogonal to the rotation direction and close the binding device 410. 22A, 22B, 30A, 30B, and 30C, and is formed so as to be in close contact with the binding device 410 when it is closed, as shown in FIGS. 22A, 22B, 30A, 30B, and 30C. .

The bearing portion 414 has, on its side surface, a first opening angle restriction for restricting the opening angle of the first binding rod 420 and the second binding rod 430 to an angle at which the leaf 1110 can be easily inserted, for example, about 60 to 70 degrees. A portion 470 and a second opening angle restricting portion 472 are formed.
The first opening angle restricting portion 470 is formed at the lower end of the joint surface 452a of the opening edge 452 of the first bearing portion 450 of the first binding member 418A and the second erection portion 444 of the second binding member 418B. On the other hand, the second opening angle restricting portion 472 is composed of the joint surface 462a of the opening edge 462 of the second bearing portion 460 of the second binding member 418B and the first binding member. It is comprised from the joint surface 442b of the lower end of the 1st construction part 442 of 418A.
When the binding portion 412 is closed, the joint surface 452a of the first opening angle restricting portion 470 of the first binding member 418A and the joint surface of the first opening angle restricting portion 470 of the second binding member 418B. As shown in FIGS. 30A, 30B, and 30C, 444b is an inclined surface that is opened by approximately 70 degrees and faces the 444b, and when the binding portion 412 is opened, As shown in FIGS. 33A, 33B, and 33C, the joint surface 452a of the first opening angle restricting portion 470 and the joint surface 444b of the first opening angle restricting portion 470 of the second binding member 418B are in contact with each other. The opening angle of the half split bar 420A and the half split bar 430A is restricted to an angle at which the leaf 1110 can be easily inserted.
Further, when the binding portion 412 is closed, the joint surface 462a of the second opening angle restricting portion 472 of the second binding member 418B and the joint surface of the second opening angle restricting portion 472 of the first binding member 418A. As shown in FIGS. 30A, 30B, and 30C, 442b is an inclined surface that is opened by approximately 70 degrees and faces the 442b, and when the binding portion 412 is opened, the second binding member 418B As shown in FIGS. 33A, 33B, and 33C, the joint surface 462a of the second opening angle restricting portion 472 and the joint surface 442b of the second opening angle restricting portion 472 of the first binding member 418A are in contact with each other. The opening angle of the half split bar 420A and the half split bar 430A is restricted to an angle at which the leaf 1110 can be easily inserted.

The pivot portion 416 and the first receiving portion 480 and the second receiving portion 490 are formed with an end portion of a shaft rotation restricting portion 474 that prevents the closed first binding rod 420 and second binding rod 430 from opening. Yes.
The shaft portion rotation restricting portion 474 includes a protrusion 476 formed on the near side of the second shaft portion 530a on the near side of the second binding member 418B and the near side of the first bearing portion 450 of the first binding member 418A. The recess 456 formed in the notch and the protrusion 478 formed on the other side of the first shaft portion 520a on the other side of the first binding member 418A and the second bearing portion 460 on the second binding member 418B. And a restricting recess 466 formed by cutting out on the side. The protrusion 476 of the second binding member 418B, the restriction recess 456 of the first binding member 418A, and the protrusion 478 of the first binding member 418A. And the restricting recess 466 of the second binding member 418B include a surface that is locked to an edge opposite to the opening direction of the binding portion 412 when the binding portion 412 is closed.
The projecting portion 478 of the first binding member 418A has a flat surface (extending in the length direction of the binding device 410) that is engaged with the facing portion of the restriction recess 466 of the second binding member 418B on the half split plate 420A side. The opposing portion of the regulating recess 456 of the first binding member 418A is engaged with the protruding portion 476 of the second binding member 418B on the half split plate 420A side (in the length direction of the binding device 410). It has a flat surface.
Further, the protrusion 476 of the second binding member 418B is engaged with the facing portion of the restriction recess 456 of the first binding member 418A on the half split 430A side (extends in the length direction of the binding 410). The opposing portion of the regulating recess 466 of the second binding member 418B is engaged with the protrusion 478 of the first binding member 418A on the half split 430A side (the length of the binding 410). A flat surface extending in the direction).
Further, the other protrusion 476 includes a pivot portion 416 (second shaft portion 530b) on the near side of the pivot portion 416 (second shaft portion 530b) of the second binding member 418B and the other side of the second receiving portion 490. The protruding portion 478 has a length that is substantially the same as the width and is slightly shorter than the restriction recess 456 of the intermediate first bearing portion 450b, and the other protruding portion 478 is a pivot of the first binding member 418A. The intermediate second bearing portion 460b is substantially the same width and substantially the same as the pivot portion 416 (first shaft portion 520b) on the far side of the portion 416 (first shaft portion 520b) and the front side of the first receiving portion 480. The restriction recess 466 is slightly shorter than the restriction recess 466.
There is a gap between the front end of the protrusion 478 of the first receiving part 480 and the other end of the intermediate second bearing part 460b when the binding part 412 is closed, and the protrusion of the second receiving part 490 A gap is formed between the far side end of the portion 476 and the near side end of the intermediate first bearing portion 450b when the binding portion 412 is closed.
Thus, when the binding portion 412 is closed, the plane of the opposing portion of the projection 478 and the restricting recess 456 of the first binding member 418A and the opposite of the protrusion 476 and the restricting recess 466 of the second binding member 418B. Even if the force that pulls the first binding member 418A and the second binding member 418B apart in the width direction and the force that separates the binding members 412 in the radial direction works, the first binding member 418A The half split bar 420A and the half split bar 430A of the second binding member 418B are not separated.
When the binding portion 412 is opened, the restriction recess 466 and the protrusion 478 of the second bearing portion 460a on the far side slide in the length direction, and the restriction recess 456 and the protrusion 476 of the first bearing portion 450a on the near side. Slides in the length direction, and slides between the projection 478 of the first receiving portion 480 and the regulating recess 466 of the second intermediate bearing portion 460b, and between the projection 476 of the second receiving portion 490 and the middle. The first bearing portion 450b slides with the restriction recess 456. Thus, the first binding member 418A and the second binding member 418B can be moved relative to each other in the length direction of the binding device 410, and the first binding device 420 and the second binding device 430 are connected to the binding device. 410 can be opened in the width direction.

The first binding member 418A and the second binding member 418B are formed symmetrically as shown in FIG. 26, and the separated first binding member 418A and second binding member 418B are As shown in FIG. 27, the front end of the second bearing portion 460a on the far side of the second binding member 418B is positioned on the front side of the protrusion 478 of the first binding member 418A, and the second binding member The front end of the first bearing portion 450a on the front side is positioned beyond the protrusion 476 of 418B, and the opening 452 of the first bearing portion 450a on the front side of the first binding member 418A and the intermediate first The second shaft portion 530a on the near side of the second binding member 418B and the intermediate second shaft portion 530b are inserted from the opening 452 of the one bearing portion 450b, and the second bearing portion on the other side of the second binding member 418B. 460a opening 462 and middle second The first binding member 418A and the second binding member 418B are inserted by inserting the first shaft portion 520a and the intermediate first shaft portion 520b beyond the first binding member 418A from the opening 462 of the bearing portion 460b. Join.
At the same time, the first binding member 418A and the second binding member 418B connect the half-split 420A and the half-split 430A to the binding 410 when the first binding pin 420 and the second binding pin 430 are opened and closed. The pivot portion 416 is slidably mounted on the bearing portion 414 so as to be relatively displaced in the longitudinal direction.
The first binding member 418A and the second binding member 418B are configured such that the second shaft portion 530 of the second binding member 418B is fitted to the first bearing portion 450 on the first binding member 418A side and the second binding tool. When the first shaft portion 520 of the first binding tool member 418A is fitted to the second bearing portion 460 on the member 418B side, the accommodating portion is provided between the first receiving portion 480 and the second receiving portion 490 facing each other. 482 is formed.
The accommodating portion 482 is loaded with the elastic member 502, and the elastic member 502 pushes the first receiving portion 480 toward the near side and pushes the second receiving portion 490 away from the other side, so that the half of the first binding member 418A is loaded. The cracker 420A and the half-cotton 430A of the second binding member 418B are firmly locked.

  And when the 1st binding rod 420 and the 2nd binding rod 430 are closed, on the axis line of the pivot part 416, the 1st binding tool member 418A is the front side end surface of the intermediate | middle 1st bearing part 450b, and 2nd. The other end surface of the second receiving portion 490 of the binding member 418B is in contact with the other end surface of the second receiving portion 490, and the second end portion of the second bearing portion 460b and the first end of the first binding member 418A are in contact with each other. The front side end face of the receiving portion 480 comes into contact. Further, when the first binding rod 420 and the second binding rod 430 are disengaged and opened, the first binding rod 420 and the second binding rod 430 are opened at an appropriate position in the length direction. Therefore, on the axis line of the pivot portion 416, the first binding member 418A has a front end surface of the intermediate first bearing portion 450b and a far side end surface of the second receiving portion 490 of the second binding member 418B. In the second binding tool member 418B, the far side end surface of the intermediate second bearing portion 460b and the front side end surface of the first receiving portion 480 of the first binding member 418A are in contact with each other.

Further, when the first binding rod 420 and the second binding rod 430 are closed, the far side edge of the first bearing portion 450b in the middle of the adjacent first binding member 418A and the second binding member 418B are beyond. Between the front side edge of the second bearing portion 460a on the side and the front side edge of the second bearing portion 460b in the middle of the adjacent second binding member 418B and the first side on the front side of the first binding member 418A. The bearing portion 450a is aligned with a far side edge at an appropriate interval.
The far side edge of the first bearing portion 450b in the middle of the adjacent first binding member 418A (when the first binding rod 420 and the second binding rod 430 are closed) and the other side of the second binding member 418B The first bearing on the near side of the second bearing portion 460b in the middle of the adjacent second binding member 418B and the near side edge of the second binding portion 460a and the near side edge of the first binding member 418A. The appropriate distance between the opposite edge of the portion 450a is the relative movement of the first binding rod 420 and the second binding rod 430 in the length direction of the bearing portion 414, that is, the second binding rod 430 on the near side. And the first binding rod 420 is moved relative to the other side to disengage the first binding rod binding portion 422 and the second binding rod binding portion 432. Say length.

  Further, a second end adjacent to and between the front end edge of the first bearing portion 450b in the middle of the adjacent first binding member 418A and the projection 476 of the second receiving portion 490 of the second binding member 418B. The other end edge of the second bearing portion 460b in the middle of the binding member 418B and the front end of the projection 478 of the first receiving portion 480 of the first binding member 418A are aligned at an appropriate interval.

In this embodiment, the first binding rod 420 of the first binding member 418A is moved away from the pressing force of the elastic member 502 and the second binding rod 430 of the second binding member 418B is moved. The first binding rod 420 and the second binding rod 430 which have been closed are opened.
In this embodiment, the front side of the first bearing portion 450a on the front side of the first binding member 418A is closed by the protrusion 476 of the second binding member 418B. Further, the second bearing portion 460a on the other side of the second binding member 418B is closed on the other side by the protrusion 478 of the first binding member 418A. Therefore, the far side end of the far side first shaft portion 520a is prevented from coming off from the far side second bearing portion 460a by the far side projection portion 478, and the near side end of the near side second shaft portion 530a. Is prevented from coming out of the first bearing portion 450a on the near side by the projection portion 476 on the near side.

The width (in the width direction) of the bearing portion 414, the first receiving portion 480, and the second receiving portion 490 is such that the first erection portion 442 of the first binding member 418A and the second erection portion 444 of the second binding member 418B. Is equal to or less than the combined width (in the width direction). Further, the width of the region of the shaft rotation restricting portion 474, that is, the sum of the width of the facing portion region of the first bearing portion 450a on the near side and the width of the projection portion 476 and the facing portion of the second bearing portion 460a on the far side. The sum of the width of the region and the width of the protrusion 478 is the same as or less than the total width of the first erection part 442 and the second erection part 444.
This is because the width of the bearing portion 414 and the shaft portion rotation restricting portion 474 is equal to or less than the sum of the width of the first erection portion 442 and the width of the second erection portion 444. This is because the front surface and the back surface of the leaf 1110 can face each other with relatively little space between the pivot portion 416 and the shaft portion rotation restricting portion 474.

The pivot portion 416 is formed in the receiving portion 482 formed between the first receiving portion 480 of the first binding member 418A and the second receiving portion 490 of the second binding member 418B, which exists around the center of the binding device 410. The elastic member 502 for applying tension in the longitudinal direction of the is inserted in a compressed state. The elastic member 502 is formed of a coil spring formed by winding a steel wire in a coil shape, and is fixed to a elastic member that protrudes from the first receiving portion 480 toward the accommodating portion 482 in a ring of a cylindrical coil spring. The projecting portion 484 and a resilient member fixing projecting portion 494 protruding from the second receiving portion 490 toward the housing portion 482 are inserted.
The elastic member 502 has a far side end in contact with a near side end of the second receiving part 490 of the second binding member 418B, and a near side end of the elastic member 502 of the first receiving part 480 of the first binding member 418A. The first binding member 418A is pushed down toward the near side and the second binding member 418B is pushed up by the restoring force (uniform) in contact with the far side end.
Thus, when the binding portion 412 is closed, the elastic member 502 is in a direction in which the first binding rod binding portion 422 and the second binding rod binding portion 432 are engaged. It is working.
When the first pressing portion 112 and the second pressing portion 114 are pressed with a finger, the elastic binding member 422 of the first binding rod and the binding pin locking portion 432 of the second binding rod are removed. The first binding rod 420 of the first binding member 418A is moved away from the elastic force of the emitting member 502, and the second binding rod 430 of the second binding member 418B is moved to the front side to be closed. Open the first binding rod 420 and the second binding rod 430. Further, the first binding rod 420 and the second binding rod 430 are outward in the width direction (that is, the first binding rod 420 is rotated to the left side (front side), and the second binding rod 430 is moved to the right side (back side). ) And can be rotated to facilitate binding and removal of the leaf 1110.

The binding tool 410 is inserted into the first binding rod 420 and the second binding rod 430 through a binding hole 1112 continuously provided at an appropriate interval in the height direction of the leaf 1110, and the height direction of the leaf 1110 The pivot portion 416 is positioned on the side of the binding margin side edge 514 extending so that the first binding rod 420 and the second binding rod 430 are bridged between the binding hole 1112 and the binding margin side edge 514. The leaf 1110 is bound to form a notebook.
The binding tool 410 may form a notebook by binding the leaf 1110 so that the length direction of the binding tool 410 extends in the width direction of the leaf 1110 in which the binding hole 1112 is formed at the edge extending in the width direction. .

  The front cover portion 1012 and the back cover portion 1014 are turned 360 degrees around the bent portion 1020 of the back cover portion 1016, and the leaf 1110 bound to the binding tool 410 is pivoted as shown in FIG. The leaf front side 1110a and the leaf back side 1110b, which are turned over toward the part 416 side and closed and stacked, face each other with the pivot part 416 interposed therebetween, and can be used for writing or the like.

The embodiment shown in FIG. 21 can be modified as follows.
FIG. 35A is a front view of the binding device in a state of starting to open, FIG. 35B is a rear view of the binding device in a state of starting to open, and FIG. 35C illustrates a method of fixing a fixing member to the binding device. FIG. 35D is a cross-sectional schematic view of the example shown in FIG. 35A.

The first bearing portion 450 of the first binding member 418A is provided with a fixing member housing portion 550 for fixing the fixing member 540, and the second bearing portion 460 of the second binding member 418B is similarly fixed. A fixing member accommodating portion 560 for fixing the member 540 is formed.
The second erection portion 444 of the second binding member 418B is provided with a fixing member housing portion 552 that is continuous with the fixing member housing portion 550 formed in the first bearing portion 450 of the first binding member 418A. .
The first erection portion 442 of the first binding member 418A is provided with a fixing member housing portion 562 that is continuous with the fixing member housing portion 560 formed in the second bearing portion 460 of the second binding member 418B. .

In this embodiment, the fixing member accommodating portion 550 of the first binding member 418A is formed by a notch having a depth reaching the pivot portion 416 of the second binding member 418B, and is continuous with the fixing member accommodating portion 550. The fixing member accommodating portion 552 of the second binding member 418B for fitting the fixing member 540 formed in this manner is a cutout having an arcuate cross section that continues from the outer surface of the pivot portion 416 of the second binding member 418B. The second binding member 418B is formed in the second erection portion 444.
The fixing member accommodating portion 560 of the second binding member 418B is formed by a notch having a depth reaching the pivot portion 416 of the first binding member 418A, and is formed continuously from the fixing member accommodating portion 560. The fixing member accommodating portion 562 of the first binding member 418A for fitting the first binding member 418A is an arc-shaped cutout that follows the outer surface of the pivot portion 416 of the first binding member 418A. The first installation part 442 is drilled.

The fixing member 540 includes a fixing main body 542 and a pivot portion 544, and is integrally formed of a thermoplastic resin that can be thermally welded.
The fixed main body 542 has a thin plate shape having a length that is substantially the same as or slightly shorter than the length of the spine cover portion 1016 and a width that is shorter than the length of the spine cover portion 1016 divided into two vertically.

The fixed main body 542 has an area equal to or less than a half of the area of the back cover portion 1016 on the front cover portion 1012 or the back cover portion 1014 side, and opens and closes the front cover portion 1012 or the back cover portion 1014. It is a plate-like body having a fixed surface having a surface shape along the shape of the region between the first hinge portion 1022 or the second hinge portion 1024 and the bent portion 1020.
The fixed surface of the fixed main body 542 is fixed to the inner side surface of the spine portion 1016 by heat welding.

The pivot portion 544 is divided into a plurality of portions in the length direction of the fixed main body 542 and protrudes in the width direction of the fixed main body 542 with an appropriate interval.
The pivot portion 544 is formed in a cylindrical shape having a C-shaped cross section corresponding to the fixing member accommodating portion 550 and the fixing member accommodating portion 560 formed by notches having an arc cross section, and has substantially the same width as the pivot portion 416. In the center, a fitting recess 546 for fitting the pivot portion 416 is formed.
The fitting recess 546 is formed so as to be rotatable and fixed to the pivot portion 416 in line with the pivot portion 416 of the binding tool 410.
Thus, the fixing members 540 are arranged linearly in the length direction of the pivot portion 416, and the fixing main body 542 is juxtaposed with the side portion of the binding tool 410.
The pivot portion 544 moves the first binding rod 420 of the first binding member 418A to the other side, and the first binding rod binding portion 422 of the first binding rod 420A of the first binding rod 420 and the second binding. The length (L1) is formed so that the engagement with the second binding rod binding portion 432 of the half binding rod 430A of the collar 430 can be released.
The fixing member 540 can be disengaged by moving the binding lock portion 422 of the first binding rod and the binding lock portion 432 of the second binding rod in the longitudinal direction of the pivot portion 416 and the bearing portion 414. In a state where a gap (L2) is provided between the first bearing portion 450 of the first binding member 418A and the second bearing portion 460 of the second binding member 418B, the fixing member storage portion 550 and the fixing member storage portion 552 are provided. In addition, it is fitted into the fixed member accommodating portion 560 and the fixed member accommodating portion 562, and is rotatably inserted into the pivot portion 416.
The gap between the first bearing portion 450 of the first binding member 418A and the second bearing portion 460 of the second binding member 418B is a portion where the locking projection 428a is fitted in the locking recess 438b. The height (L3) of the locking projection 428a and the height of the locking projection 438a in the portion where the locking projection 438a is fitted to the locking recess 428b, and the locking projection 428a are engaged. The latching protrusion 438a is disengaged from the locking recess 428b, and the locking protrusion 438a is disengaged from the locking recess 428b.

DESCRIPTION OF SYMBOLS 10,410 Binding tool 12,412 Binding part 14 Connection part 16 Pivoting part 18A, 418A 1st binding member 18B, 418B 2nd binding member 20,420 1st binding 20a, 30a, 420a, 430a Base 20b , 30b, 420b, 430b Free ends 20A, 30A, 420A, 430A Half-split 22, 422 First staple binding portion 24, 424 First staple projection 26, 426 First recess binding recess 28, 38, 428, 438 Disengagement prevention portion 28a, 38a, 428a, 438a Locking convex portion 28b, 38b, 428b, 438b Locking concave portion 30, 430 Second binding rod 32, 432 Second binding rod binding Stop portion 34,434 Convex portion 36 of second binding rod 36,436 Concavity of second binding rod 50 First connecting portion 50a Support portion 52 Outer portion of first connecting portion 54 Upper portion of first connecting portion 56 First Opposing part of connecting part 58 Lower side part of first connecting part 60 Second connecting part 60a Support part 62 Outer part of second connecting part 64 Upper part of second connecting part 66 Opposing part of second connecting part 68 Second connection Lower part 70, 72 opening angle restricting part 70a, 72a, 442b, 444b, 452a, 462a joint surface 80, 480 first receiving part 82 first accommodating part 84, 94, 452, 462 opening 86, 96 arc Part 90, 490 Second receiving part 92 Second accommodating part 100 Shaft part 102, 502 Elastic member 102a Winding part 102b First fixed tip part 102c Second fixed tip part 110 Press part 112 First press part 114 Second press Part 140, 540 Fixing member 142, 542 Fixing main body 142a Cover sheet bending suppression part 142b Fixing tool hole 144, 544 Pivoting part 146 Through hole 150, 550, 55 , 560, 562 Fixing member accommodating portion 1000 Notebook 1010 Cover body 1012 Front cover portion 1014 Back cover portion 1016 Back cover portion 1020 Bending portion 1022 First hinge portion 1024 Second hinge portion 1110 Leaf 1110a Leaf front side 1110b Leaf back side 1112 Binding hole 1114 Binding margin side edge 414 Bearing portion 416 Pivot portion 442 First construction portion 442a, 444a Opposing portion 444 Second construction portion 450 First bearing portion 450a Front side first bearing portion 450b Intermediate first bearing portion 454 , 464 Bearing concave portion 456, 466 Restricting concave portion 460 Second bearing portion 460a Second bearing portion 460b on the opposite side Second bearing portion 470 First opening angle restriction portion 472 Second opening angle restriction portion 474 Shaft portion rotation restriction 476, 478 Projection 482 Storage 520 First shaft 520a across the first shaft portion and the second shaft portion 546 fitting recess 520b of the first shaft portion 530 a second shaft portion 530a near side of the intermediate second shaft portion 530b intermediate

Claims (5)

A cover body having a front cover part, a back cover part, and a back cover part interposed between the front cover part and the back cover part;
A binding device comprising a plurality of binding parts, a connecting part for connecting the binding parts, a pivot part serving as a center when opening and closing the bindings constituting the binding part,
A fixing member for fixing the binding device to the inside of the spine cover,
The binding rod constituting the binding portion is arranged at an appropriate interval in the longitudinal direction of each of the pair of coupling portions constituting the coupling portion so that the pair of bindings face each other. Projected from the upper part, the binding lock part is formed so as to open and close by moving in the longitudinal direction of the pivot part,
The connecting part turns the leaves bound to the binding part along the bindings, turns it approximately 360 degrees, and when closed, the front and back sides of the leaves at both ends face each other across the pivot part. In order to be able to do so, the pivot part is connected to the lower part in a position close to the base of the binding,
The pivot is
A shaft portion and a receiving portion of the shaft portion;
The shaft portion extends in the longitudinal direction of the connecting portion, connects the pair of connecting portions,
The fixing member is rotatably mounted on the shaft portion so that the binding portion of the binding device can be disengaged by moving the binding portion of the binding device in the longitudinal direction of the pivoting portion,
The cover part pivots at the center when opening and closing the binding that constitutes the binding part so that the leaf bound to the binding part can be wound along the binding and can be turned approximately 360 degrees. A folding portion for folding outwardly formed continuously from the near side to the far side along the longitudinal direction of the knot,
The binding portion of the binding tool and the pivot support portion of the fixing member are located in the vicinity of the bent portion, and separate the binding lock portion at the leading end of the binding rod when closing the binding rod tip together. A book that is configured so that the leaf bound to the binding portion can be turned along the binding and turned approximately 360 degrees. A cover body having a front cover part, a back cover part, and a back cover part interposed between the front cover part and the back cover part;
A binding tool comprising a plurality of binding parts, a connection region for connecting the binding parts, and a pivot part serving as a center when opening and closing the bindings constituting the binding part;
A fixing member for fixing the binding device to the inside of the spine cover,
The binding rod constituting the binding portion is arranged at an appropriate interval in the longitudinal direction of each of the pair of connection regions constituting the connection region so that the pair of bindings face each other. Projected from the upper part, the binding lock part is formed so as to open and close by moving in the longitudinal direction of the pivot part,
In the connecting portion region, the leaf bound to the binding portion is wound along the binding, and is turned approximately 360 degrees, and when the leaf is closed, the front side and the back side of the leaf on both ends face each other with the pivot portion interposed therebetween. In the lower part, the pivotal part is connected at a position close to the base of the binding,
The connecting region is
It has a pivot part and a bearing part,
The pivot portion and the bearing portion extend in the direction in which the binding portions are arranged in parallel, connect the pivot portions and connect the binding portions,
The fixing member is arranged between the pivot portion and the bearing portion of the binding tool and / or between the bearing portion and the bearing portion so that the binding portion of the binding rod can be disengaged by moving in the longitudinal direction of the pivot portion. Between and / or alongside the bearings, is pivotally loaded into the connection area,
The cover part pivots at the center when opening and closing the binding that constitutes the binding part so that the leaf bound to the binding part can be wound along the binding and can be turned approximately 360 degrees. A folding portion for folding outwardly formed continuously from the near side to the far side along the longitudinal direction of the knot,
The binding portion and the bearing portion of the binding tool, and the pivot support portion of the fixing member are located in the vicinity of the bent portion, and when the front end of the binding rod is closed together and when the binding end of the binding rod is locked A book that is configured so that a leaf that is bound to the binding portion can be turned along the binding and turned approximately 360 degrees when the portions are separated from each other. The fixing member is
An area that is equal to or less than half of the area of the front cover part side or the back cover part side of the back cover part or an area that extends over the bent part formed in the height direction of the back cover part,
A plate-like fixed body provided with a fixed surface having a surface shape along the shape of the region between the hinge part and the bent part for opening and closing the front cover part or the back cover part, and protruding in the width direction of the fixed main body Provided with a pivot,
The pivot portion is rotatably mounted on a shaft portion or a pivot portion constituting the pivot portion region, and the fixing surface of the fixing body of the fixing member is set on the inner surface of the back cover portion or the inner surface of the back cover portion. The book according to claim 1 or 2, which is fixed. The cover body is
A bent part extending in the height direction of the spine cover part is formed at substantially the center in the width direction of the spine cover part,
Or the book surface in any one of Claim 1 thru | or 3 in which the bending part extended in the height direction of a back cover part or a back cover part was formed.   Between the receiving part and the receiving part, between the bearing part and the bearing part, between the bearing part and / or the receiving part and the pivotal support part of the fixing member, a binding lock part of the first binding The book according to any one of claims 1 to 4, wherein a gap is formed so that the binding lock portion of the second binding rod can be disengaged by moving in the longitudinal direction of the pivot portion region.

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