JP2014046527A - Binder - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a binder that is easy to manufacture and has binding prongs easily opened.SOLUTION: A binder 10 includes a pair of binding prong parts 12 where pluralities of binding prongs 20, 40 face each other; a pair of base parts 14 for parallelizing the pluralities of binding prongs; and a hinge part 16 where the pair of base parts are connected rotatably. At least one binding prong part 12 has tilting and moving means 18 for tilting top parts 122b, 142b of the binding prongs from the front side to the inner side by partially shifting the binding prongs in a longitudinal direction of the base part 14 in which the binding prongs are parallelized so as to open the pluralities of binding prongs, and the plurality of binding prongs 20 tilted by the tilting and moving means 18 and the plurality of binding prongs 40 opposed thereto separate from each other and are opened and closed around the hinge part 16.

Description

  The present invention relates to a filing binding tool, and in particular, a binding tool used in, for example, a file binder for binding a cellling notebook or a leaf having a binding hole.

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 disclosed in Japanese Utility Model Laid-Open Nos. 7-17578, 2007-50684, 3440356, and 2010-120367, that is, a notebook that can open and close a binding portion that binds a leaf, Replacement is possible.

ACT 7-17578 JP2007-50684A Japanese Patent No. 3340356 JP 2010-120367 A

In the binding tool disclosed in Japanese Utility Model Laid-Open No. 7-17578, a first member and a second member, in which a plurality of binding rings are erected, 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, the binding tool disclosed in Japanese Patent Application Laid-Open No. 2007-50684 has a tendency that it is difficult to open the binding ring.
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 member (slidable on the tip (7a) of the main member (1a)). 4), and the inner shape of the ring member (4) is almost the same as or slightly smaller than the outer shape of the main member (1a) and the main member (1b) combined. For this reason, when the fitting means at the tips of the plurality of comb parts are fitted after separating the two main members, it takes a relatively long time to fit many comb parts.
Further, the binding tool disclosed in Japanese Patent Application Laid-Open No. 2010-120367 has a large number of parts and is relatively difficult to assemble at the time of manufacture.
Therefore, a main object of the present invention is to provide a binding device that is easy to manufacture and that can easily open a staple.

The binding device according to the present invention includes a pair of binding portions in which a plurality of binding staples face each other and are closed in an annular shape, and a pair of base portions for juxtaposing the plurality of binding staples constituting the pair of binding portions, A pair of base portions rotatably connected to each other, and at least one binding portion of the pair of binding portions is a direction in which the bindings are arranged in parallel to open a plurality of bindings The pair of binding rods having an inclination moving means for partially shifting the binding rod in the longitudinal direction of the base portion to tilt the top of the binding rod from the near side to the far side or from the far side to the near side. The part is a binding tool in which a plurality of bindings inclined by the tilt moving means are separated from a plurality of facing bindings and opened / closed around a hinge part.
In the binding device according to a second aspect of the present invention, the inclined moving means is formed on the side of the binding ridge or the side opposite to the side of the binding heel in the vicinity of the root or the vicinity of the root. The binding device according to claim 1, comprising a recessed portion.
In the binding device according to a third aspect of the present invention, the inclined moving means has a thickness of the base portion and / or a free end of the binding rod or a vicinity of the free end near the root portion or the vicinity of the root portion of the binding rod. It is a binding tool of Claim 1 or Claim 2 including the inclination part made thinner than thickness.
In the binding device according to claim 4 of the present invention, the pair of binding portions includes a root portion of one binding rod and a root portion of the other binding rod of the pair of binding portions. The binding device according to any one of claims 1 to 3, wherein the binding device is shifted toward a side opposite to an opening direction.
In the binding device according to claim 5 of the present invention, the top portion of the one binding rod and the top portion of the other binding rod are each inclined toward the side opposite to the opening direction of the binding rod. It is a binding tool as described in.

According to this invention, a plurality of bindings facing each other and closed annularly, a pair of bases for juxtaposing the plurality of bindings constituting the pair of bindings, and a pair of A hinge portion that rotatably connects the base portion, and at least one binding portion of the pair of binding portions is in a direction in which the binding rods are arranged in parallel to open a plurality of binding rods. In the longitudinal direction of the base portion, there is an inclined moving means for partially shifting the binding to incline the top of the binding from the near side or from the far side to the near side, and the pair of binding portions are Since the plurality of binding staples inclined by the tilt moving means are separated from the plurality of opposing binding staples and are opened / closed around the hinge portion, it is easy to manufacture and can easily open the binding staple Can be provided.
According to invention of Claim 2, the said inclination movement means has the recessed part formed in the side opposite to the side which inclines and / or inclines a binding rod in the root part of a binding rod or the vicinity of a root part. As a result, the closed binding can be easily opened by bending in the opening direction.
According to a third aspect of the present invention, the inclined moving means makes the root portion of the binding rod or the vicinity of the root portion thinner than the thickness of the base portion and / or the free end of the binding rod or the vicinity of the free end. Since the inclined portion is included, the closed binding can be easily opened by being bent in the opening direction.
According to the invention of claim 4, the pair of binding portions includes a root portion of one binding rod and a root portion of the other binding rod among the pair of binding portions and a direction in which each binding rod opens. Since it is shifted toward the opposite side, the holding force of the closed binding portion is relatively strong, and the closed binding portion can be easily opened by being bent in the opening direction.
According to the invention of claim 5, the top of the one binding staple and the top of the other binding staple are each inclined toward the opposite side to the opening direction of the binding staple. The holding force of the part is relatively strong, and the closed staple can be easily opened by being bent in the opening direction.

The above-described 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.
In this specification and claims, leaf is a general term for objects to be bound that are bound to a binding tool such as paper, a synthetic resin pocket, or a cover.

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 figure which shows the whole, (B) is the figure expanded. It is a perspective view solution figure of the binding tool concerning this invention, (A) is a figure which shows the whole, (B) is the figure expanded. It is a perspective view solution figure which shows the assembly method of a 1st binding tool member and a 2nd binding tool member. It is a bottom view solution figure of a 1st binding tool member. It is a perspective view solution figure of a 1st binding. It is a top view solution figure in the state where a binding tool was closed. FIG. 7A is a cross-sectional illustration of FIG. 7A-A. FIG. 7B is a cross-sectional schematic view of FIG. 7B-B. It is a top view solution figure of the binding tool in the state which has begun to open. It is a side view solution figure in the state which began to open. FIG. 7A is an illustrative view of FIG. 7A-A in an open state. FIG. 7B is an illustrative view of FIG. 7B-B in an opened state. It is a side view solution figure of a modification. It is a front illustration solution figure of a modification. It is a front view solution figure of the binding tool concerning this invention. It is a side view solution figure of the binding tool concerning this invention. It is a top view solution figure of the binding tool concerning this invention. It is a bottom view solution figure of the binding tool shown in FIG. It is a top view solution figure of the binding tool concerning this invention. It is a bottom view solution figure of the binding tool shown in FIG. It is a top view solution figure of the binding tool concerning this invention. It is a bottom view solution figure of the binding tool shown in FIG. It is a top view solution figure which shows how to open the binding tool in the notebook which opened the binding tool concerning this invention. It is a top view solution figure which shows how to open the binding tool in the notebook which opened the binding tool concerning this invention. It is a top view solution figure which shows how to open the binding tool in the notebook which opened the binding tool concerning this invention. It is a top view solution figure which shows how to open the binding tool in the notebook which opened the binding tool concerning this invention. It is a top view solution figure which shows how to open the binding tool in the notebook which opened the binding tool concerning this invention. It is a top view solution figure which shows how to open the binding tool in the notebook which opened the binding tool concerning this invention. It is a top view solution figure which shows how to open the leaf of a notebook, (A) is a figure of a closed state, (B) is a figure of the state which turned half, and (C) is a figure of the state which rolled 360 degrees. . 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 a diagram showing the whole, and (B) is FIG. 3 is an enlarged view, FIG. 3 is a perspective view of the binding device according to the present invention, (A) is an overall view, (B) is an enlarged view, and FIG. 4 is a first binding member. 5 is a perspective view illustrating how to assemble the second binding member, FIG. 5 is a bottom view illustrating the first binding member, FIG. 6 is a perspective view illustrating the first binding, and FIG. FIG. 8 is a sectional schematic view of FIG. 7A-A, FIG. 9 is a sectional sectional view of FIG. 7B-B, and FIG. 10 is a sectional view of FIG. FIG. 11 is a plan view illustration, FIG. 11 is a side view illustration in a state of opening, FIG. 12 is an illustration of FIG. 7A-A in an open state, Diagrams 7B-B illustrative view in a state where the open.
The binding device 10 according to the present invention includes a pair of binding parts 12, a base part 14 for arranging a plurality of bindings constituting the binding part 12, and a plurality of bindings constituting the binding part 12. A binding device including a hinge portion 16 serving as a center when opening and closing the door, and configured to be able to open and close the binding portion 12 by relatively moving the pair of binding portions 12 in opposite directions. Has been.
The binding tool 10 is mainly configured for a notebook similar to a notebook generally referred to as a cellling notebook, and rotates the leaf 110 along the binding portion 12 of the binding tool 10 to spread it 360 degrees. That is, the leaf 110 bound to the binding portion 12 is turned along the binding portion, and is turned 360 degrees. When the leaf 110 is closed, the front side and the back side of the leaf 110 at both ends are in contact with each other with the hinge portion 16 therebetween. It is configured so that it can.
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 binding holes. In this specification and claims, the front side and the back side of the leaf 110 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 plurality of bindings constituting the pair of binding parts 12 are engaged with each other when the semi-annular first binding part 20 and the second binding part 40 face each other and close the binding part 12. Each of the pair of base portions 14 constituting the base portion 14 protrudes from the inner side or upper side of the base portion 14 with an appropriate interval in the longitudinal direction. That is, the pair of binding portions 12 divided into the left and right sides (the front side and the back side) are divided into left and right with the hinge portion 16 as the center, and the first binding rod 20 having a circular arc when viewed from the front and the first circular arc shape when viewed from the front. A plurality of two binding rods 40 are provided.

  The base part 14 includes a first base part 22 and a second base part 24 which are divided into left and right (front side and back side) with the hinge part 16 as a center. The first base portion 22 on the left side (front side) and the second base portion 24 on the right side (back side) are substantially plate-like bodies extending linearly in the longitudinal direction continuously from the far side to the near side.

  The base portion 14 turns the leaf 110 bound to the binding portion 12 along the first binding rod 20 and the second binding rod 40, changes 360 degrees, and closes the front side of the leaf 110 at both ends when closed. The hinge part 16 is continuously provided at a position close to the root part 122a of the first binding bar 20 and the root part 142a of the second binding bar 40 so that the back side can be in contact with the hinge part 16 therebetween. ing.

  The hinge portion 16 extends in the longitudinal direction of the base portion 14 (the first base portion 22 and the second base portion 24) and connects the pair of base portions 14 (the first base portion 22 and the second base portion 24). When the free end 122b of the first binding rod 20 and the free end 142b of the second binding rod 40 are closed together, and the free end 122b of the first binding rod 20 and the free end 142b of the second binding rod 40, The leaf 110 that is bound to the binding portion 12 is turned along the first binding rod 20 and the second binding rod 40 and can be turned 360 degrees.

The hinge portion 16 includes a thin portion that is thinner than the thickness of the base portion 14.
The thin-walled portion of the hinge portion 16 is formed by connecting the longitudinal end edge of the first base portion 22 and the longitudinal end edge of the second base portion 24 so that the first base portion 22 and the second base portion 24 can freely rotate. The thin-walled portion of the hinge portion 16 extends in a straight line from the far side to the near side along the longitudinal direction of the base portion 14, and the first base portion 22 and the second base portion The part 24 is connected.
The hinge portion 16 is closed when the tip end (free end 122b) of the first binding rod 20 and the tip end (free end 142b) of the second binding rod 40 are closed together, and the tip end (free end 122b) of the first binding rod 20. When the front ends (free ends 142b) of the second binding rods 40 are separated from each other, the center of rotation becomes the center of rotation, and when the front ends of the first binding rods 20 and 40 are closed together, the upper surface ( The opposing portion 82 of the first base portion on the protruding side of the first binding rod 20 and the upper surface of the second base portion 24 (the opposing portion 92 of the second base portion on the protruding side of the second binding rod 40) are aligned. Thus, the leaf 110 bound to the first binding rod 20 and the second binding rod 40 is wound along the first binding rod 20 and the second binding rod 40 and can be turned 360 degrees.

As shown in FIGS. 2, 3, 4, and 6, the binding portion 12 includes a root portion 122 a and a root portion 142 a that are connected to the base portion 14 of the first binding rod 20 and the second binding rod 40. Are formed on the opposite free end 122b and free end 142b with binding staples for locking when the first binding rod 20 and the second binding rod 40 are closed. That is, the first binding rod 20 is formed with the first binding rod binding portion 124 at the free end 122b that is the top opposite to the root portion 122a, and the second binding rod 40 is connected to the root portion 142a. Is formed with a second staple binding portion 144 at a free end 142b which is the top of the opposite side.
The binding portion 12 has a height direction (vertical direction) from the root portion 122a and the root portion 142a to the top portion, and an outer peripheral portion (outer portion) of the second binding rod 40 from an outer peripheral portion (outer portion) of the first binding rod 20. ) In the width direction (horizontal direction), and the length direction of the binding tool rather than the thickness of the first binding rod 20 and the second binding rod 40 (the length between the outer peripheral portion and the inner peripheral portion). The first binding rod 20 and the second binding rod 40 have a longer cross-sectional rectangular shape. And the 1st binding rod 20 and the 2nd binding rod 40 are the shape penetrated by the binding hole 112 of the leaf 110 so that the leaf 110 can be wound from the root part 122a and the root part 142a to the top part. It is configured.
The binding binding portion 124 of the first binding rod and the binding binding portion 144 of the second binding rod are in a direction crossing the rotation direction of the first binding rod 20 and the second binding rod 40 to be locked, that is, the first binding rod 20 and the second binding rods 40 move relatively in the longitudinal direction of the hinge portion 16 (the longitudinal direction of the center axis L ₁ the extending direction of the thin portion) of the first binding rod 20 and the second binding rod 40 It is configured to be locked when the leading ends are closed together or to be disengaged when the leading ends of the first binding rod 20 and the second binding rod 40 are separated.

The first binding rod 20 is composed of a semicircular half-split so that it becomes a substantially annular binding rod when closed, and the second binding rod 40 is a substantially annular binding rod when closed. The first binding rod 20 and the second binding rod 40 are configured to face each other.
Then, the tips of the first binding rod 20 and the second binding rod 40, that is, the first binding rod 20 and the first binding rod 20, so that the leaf 110 can be bound by being inserted into the binding holes 112 previously drilled in the leaf 110. At the top of the second binding rod 40, a first binding binding portion 124 and a second binding binding portion 144 are formed.
The half-cotton that constitutes the first binding rod 20 and the half-cotton that constitutes the second binding rod 40 are the first staple binding portion 124 of the free end 122b and the second binding of the free end 142b. By engaging the hook binding portion 144 of the scissors, they are connected in a substantially annular shape.
Then, when opening the binding portion 12, the first binding rod 20 and the second binding rod 40 are the first binding rod binding portion 124 and the second binding rod binding portion 144. The first binding rod binding portion 124 and the second binding rod binding portion 144 that are locked can be removed by twisting them with fingers in opposite directions.

The first binding rod convex portion 126 that forms the first binding rod binding portion 124 formed at the leading end of the first binding rod 20 and the first binding following the convex portion 126 of the first binding rod. Continuing from the concave portion 128 of the heel, the convex portion 146 of the second binding rod at the tip constituting the binding binding portion 144 of the second binding rod of the second binding rod 40, and the convex portion 146 of the second binding rod at the tip thereof. The concave portion 148 of the second binding rod is protruded or recessed in the opposite direction so as to be engaged when the first binding rod 20 and the second binding rod 40 are closed.
In other words, the convex portion 126 of the first binding rod forming the binding binding portion 124 of the first binding rod formed at the tip of the half-cutting rod constituting the first binding rod 20 is projected toward the front side. ing. Then, a concave portion 128 of the first binding rod following the convex portion 126 of the first binding rod is recessed toward the other side. The convex portion 146 of the second binding rod forming the binding binding portion 144 of the second binding rod formed at the distal end of the half split rod constituting the second binding rod 40 protrudes toward the other side. . A concave portion 148 of the second binding rod following the convex portion 146 of the second binding rod at the tip is recessed toward the front side.
The first binding rod convex portion 126 and the first binding rod recess portion 128 and the second binding rod projection portion 146 and the second binding rod are engaged with each other when the first binding rod 20 and the second binding rod 40 are closed. The binding recess 148 protrudes or dents in the opposite direction.
The first binding rod convex portion 126 constituting the first binding rod binding portion 124 at the tip of the first binding rod 20 and the second binding rod binding portion 144 at the tip of the second binding rod 40. Is protruded in the opposite direction from the convex portion 146 of the second binding rod.
Also, the first binding rod recess 128 constituting the first binding rod binding portion 124 at the tip of the first binding rod 20 and the second binding rod binding locking portion at the tip of the second binding rod 40. The concave portion 148 of the second binding rod constituting 144 is formed in a concave shape in the opposite direction.
The direction L ₂ recessed the first binding rod of the projecting portion 126 and the direction L ₃ and the recess 148 of the recess 128 and the second binding rod of the first binding rod projecting the second binding rod of the convex portion 146, the hinge portion 16 The thin wall portion is parallel to the longitudinal central axis L ₁ (see FIGS. 4, 5 and 6).

The binding binding portion 124 of the first binding rod and the binding binding portion 144 of the second binding rod are disengaged in the rotation direction of the first binding rod 20 and the second binding rod 40 and in the direction intersecting with the rotation direction. The disengagement prevention unit 130 and the disengagement prevention unit 150 extending in the direction intersecting with the rotation direction of the first binding rod 20 and the second binding rod 40 are formed.
The disengagement preventing portion 130 has a snare-like locking convex portion 132 protruding toward the near side on the top side and a locking concave portion 134 recessed toward the other side on the root portion 122a side. A locking recess 134 is formed on the side of the root portion 122a following the locking projection 132.
The disengagement prevention part 150 has a snare-like locking convex part 152 protruding toward the opposite side on the top side, and a locking concave part 154 recessed toward the near side on the root part 142a side. A locking recess 154 is formed on the side of the root portion 142a following the locking projection 152.
The direction L ₃ which is recessed the locking projections 132 and the direction L ₃ protruding the locking projections 152 and the locking recess 134 and locking recess 154 includes a longitudinal central axis L ₁ extending thin-walled portion of the hinge portion 16 They are parallel (see FIGS. 4, 5 and 6).

When the first binding rod 20 and the second binding rod 40 are closed, the locking projection 132 of the disengagement prevention portion 130 is fitted into the locking recess 154 of the disengagement prevention portion 150, and the disengagement prevention portion 150 The locking projection 152 is fitted into the locking recess 134 of the disengagement prevention unit 130, and the locking projection 132 and the locking projection 152 rotate the first binding rod 20 and the second binding rod 40 in the rotation direction. When you pull it, it will hit you.
The disengagement prevention unit 130 of the first binding rod locking portion 124 is protruded toward the upper portion of the second binding rod binding portion 144, and the first binding rod binding portion 124 and The second binding rod 40 is prevented from moving upward due to impact or the like when the binding binding portion 144 of the second binding rod is engaged.
The disengagement prevention portion 150 of the second binding rod binding portion 144 is projected toward the upper portion of the first binding rod binding portion 124, and the first binding rod binding portion 124 and When the staple binding portion 144 of the second staple is engaged, the first staple 20 is prevented from moving upward due to an impact or the like.
Thus, in this embodiment, the first binding rod 20 of the first binding member 120 is moved away by twisting the tops of the first binding rod 20 and the second binding rod 40 with fingers. The second binding rod 40 of the second binding member 140 is moved to the near side, and the first binding rod binding portion 124 of the first binding rod 20 of the first binding rod 20 and the half of the second binding rod 40 are divided. It is possible to disengage the second binding rod from the binding binding portion 144 of the bag.
When closing, the locking projection 132 of the disengagement prevention unit 130 and the locking projection 152 of the disengagement prevention unit 150 are fitted into the locking recess 154 and the locking recess 134 while protruding or sliding. In addition, a gentle inclined surface is formed from the free end.

At least one second binding rod 40 of the pair of binding portions 12 has a binding direction in the longitudinal direction of the base portion 14, which is a direction in which the second binding rods 40 are arranged in parallel, in order to open a plurality of binding rods. Is inclined to move the free end 142b, which is the top of the second binding rod 40, from the near side to the far side or from the far side to the near side. Thus, the pair of binding portions 12 are separated from the plurality of second binding rods 40 inclined by the inclination moving means 18 and the plurality of first binding rods 20 facing each other, and the hinge portion 16 is It opens and closes around the center.
In this embodiment, in addition, in order to open a plurality of staples, the staples are partially displaced in the longitudinal direction of the base portion 14 that is the direction in which the first staples 20 are arranged side by side. An inclination moving means 18 is provided to incline the free end 122b, which is the top of the first binding rod 20, from the far side or from the far side to the near side.

The inclined moving means 18 is on the side where the first binding rod 20 is inclined (and / or on the side opposite to the side where the first binding rod 20 is inclined) in the root portion 122a of the first binding rod 20 or in the vicinity of the root portion 122a. It is formed by the 1st recessed part 42 containing the formed recessed part.
The inclined moving means 18 is on the side where the second binding rod 40 is inclined (and / or on the side opposite to the side where the second binding rod 40 is inclined) in the root portion 142a of the second binding rod 40 or in the vicinity of the root portion 142a. It is formed by the second recess 44 including the formed recess.

The binding portion 12 is formed of a flexible synthetic resin and has overall flexibility.
The first concave portion 42 and the second concave portion 44 are formed by being cut out at a depth of about half from the outer peripheral portion (outer portion) toward the inner peripheral portion (inner portion).
And the 1st recessed part 42 formed in the 1st binding rod 20 is comprised by the side view circular arc shape or U-shaped recessed part notched toward the near side edge from the far side edge. And the 1st narrow part 60 which is a narrow part is formed between the bottom part of the 1st recessed part 42 formed in the 1st staple 20, and the near side edge of the 1st staple 20, and the 1st narrow part 42 of A first opening 50 is formed on the side opposite to the bottom.
The second concave portion 44 formed in the second binding rod 40 is configured by a concave portion that is arcuate or U-shaped when viewed from the side, cut out from the front side edge toward the far side edge. And the 2nd narrow part 62 which is a narrow part is formed between the bottom part of the 2nd recessed part 44 formed in the 2nd staple 40, and the other side edge of the 2nd staple 40, and the 2nd narrow part 44 of A second opening 52 is formed on the side opposite to the bottom.
Thus, when the binding portion 12 is opened, the first narrowness is a narrow portion between the bottom of the first recess 42 formed in the first binding rod 20 and the front edge of the first binding rod 20. The portion 60 bends so as to reduce the width of the first opening portion 50 at the far side edge opposite to the bottom of the first recess 42. Moreover, when opening the binding part 12, the 1st thin part 64 which is a thin part between the 1st recessed part 42 formed in the 1st binding 20 and the inner peripheral part (inner part) is an outer peripheral part ( It bends so that the width | variety of the 3rd opening part 54 of an outer side part may be shrunk | reduced.
And when opening the binding part 12, the 2nd narrow part 62 which is a narrow part between the bottom part of the 2nd recessed part 44 formed in the 2nd binding part 40, and the other side edge of the 2nd binding part 40 is shown. However, it bends so that the width | variety of the 2nd opening part 52 of the near side edge which is the opposite side to the bottom part of the 2nd recessed part 44 may be shrunk | reduced. In addition, when the binding portion 12 is opened, the second thin portion 66 that is a thin portion between the second recess 44 formed in the second binding rod 40 and the inner peripheral portion (inner side portion) has an outer peripheral portion ( Bent so as to reduce the width of the fourth opening portion 56 in the outer portion.

A line 42L ₁ connecting both ends of the curved arc of the first recess 42 formed in the first binding rod 20, that is, the midpoint of the string and the top of the curve of the first recess 42, that is, the bottom of the first recess 42 is connected. The perpendicular line 42L ₂ is substantially parallel to the direction in which the first binding rod 20 is inclined when the binding portion 12 is opened.
A line 44L ₁ connecting both ends of the curved arc of the second recess 44 formed in the second binding rod 40, that is, a midpoint of the string and a top of the curve of the second recess 44, that is, a bottom of the second recess 44 is connected. The perpendicular 44L ₂ is substantially parallel to the direction in which the second binding rod 40 is inclined when the binding portion 12 is opened.

The first base portion 22 of the first binding member 120 constituting the base portion 14 is a region where the first base portion 22 and the second base portion 24 face each other when the binding portion 12 is closed. Facing portion 82 of the first base portion, the outer portion 84 of the first base portion projecting from the facing portion 82 of the first base portion, and the facing portion 82 of the first base portion The surface of the first base portion where the hinge portion 16 is connected to the outer portion 84 of the first base portion intersecting the opposing portion 82 of the first base portion and the outer portion 84 of the first base portion. A surface intersecting the opposing portion 82 of the first base portion and the outer portion 84 of the first base portion between the lower side portion 86 and the opposing portion 82 of the first base portion and the outer portion 84 of the first base portion. An upper portion 88 of the first base portion that is the side from which the first binding rod 20 is protruded, and Provided.
The second base portion 24 of the second binding member 140 constituting the base portion 14 includes a second base portion facing portion 92 which is a region where the first base portion 22 and the second base portion 24 face each other, and the second base portion 24. An outer portion 94 of the second base portion on which the second binding rod 40 protrudes opposite to the opposing portion 92 of the two base portions, and the opposing portion 92 of the second base portion and the outer portion 94 of the second base portion A lower portion 96 of the second base portion, which is a surface that intersects the opposing portion 92 of the second base portion and the outer portion 94 of the second base portion, and the hinge portion 16 is connected to the second base portion. Between the facing portion 92 of the base portion and the outer portion 94 of the second base portion, a surface intersecting the facing portion 92 of the second base portion and the outer portion 94 of the second base portion, and the second binding rod 40 And an upper side portion 98 of the second base portion, which is the side from which is projected.
In this embodiment, the first base portion 22 and the second base portion 24 are substantially quadrangular prisms.
The opposing portion 82 of the first base portion and the opposing portion 92 of the second base portion are planes that are orthogonal to the rotation direction and extend vertically, that is, in the height direction when the binding device 10 is closed. 7 and FIG. 8, it is formed so as to be in close contact with the binding device 10 when it is closed.
In this embodiment, the first binding member 120 having the first binding rod 20 and the first base portion 22 and the second binding member 140 having the second binding rod 40 and the second base portion 24 are: The hinge part 16 and the synthetic resin having flexibility are integrally formed.

A central axis L _{1 in the} longitudinal direction in which the thin portion of the hinge portion 16 extends is orthogonal to the direction in which the binding portion 12 opens and closes, that is, the rotational direction of the first binding rod 20 and the second binding rod 40.
The convex portion 126 of the first binding rod and the concave portion 148 of the second binding rod that are engaged when the binding portion 12 is closed are engaged when the binding portion 12 is disengaged and when the binding portion 12 is closed. The direction in which the convex portion 146 of the second binding rod and the concave portion 128 of the first binding rod are removed when the binding portion 12 is opened is parallel to the central axis L ₁ .
The locking projection 132 of the disengagement prevention portion 130 of the first binding rod 20 and the locking recess 154 of the disengagement prevention portion 150 of the second binding rod 40 that are engaged when the binding portion 12 is closed are the binding portion. The locking recess 134 of the disengagement prevention portion 130 of the first binding rod 20 and the locking protrusion of the disengagement prevention portion 150 of the second binding rod 40 which are engaged when the binding portion 12 is closed and the binding portion 12 is closed. The direction in which the portion 152 is removed when opening the binding portion 12 is parallel to the central axis L ₁ .
Thus, the direction in which the first binding rod 20 and the second binding rod 40 are removed is parallel to the direction in which the thin portion of the hinge portion 16 extends.

When closing the binding portion 12 of the binding device 10 according to the present invention, if the first binding rod 20 and the second binding rod 40 are picked up with fingers and the first binding rod 20 and the second binding rod 40 are pulled together, The plurality of bindings constituting the first binding rod 20 and the second binding rod 40 are both locked by the binding binding portion 124 of the first binding rod and the binding binding portion 144 of the second binding rod. Thus, the annular binding portion 12 is formed.
When opening the binding portion 12 of the binding device 10 according to the present invention, the first binding rod 20 and the second binding rod 40 are twisted with fingers in opposite directions, so that the top portion of the first binding rod 20 and the second binding rod 12 are The binding portion of the first binding rod in which the plurality of binding rods constituting the first binding rod 20 and the second binding rod 40 are locked together by moving the top portion of the flange 40 in the opposite direction. 124 and the second binding rod binding portion 144 are disengaged to open the binding portion 12.

14 and 15 are illustrative views showing an inclined moving part 218 of the binding device 10 which is a modification of the binding device 10 shown in FIG.
The first binding rod 20 of the binding device 10 shown in FIG. 14 has a root portion 122a between the outer peripheral portion (outer portion) and the inner peripheral portion (inner portion) between the front side edge side and the far side edge side. Are provided with an inclined moving portion 218 having different thicknesses.
The inclined moving part 218 is formed by a first recessed part 242 including a recessed part cut out in a side view and cut into an L shape so that the base edge 122a of the first binding rod 20 becomes thinner at the far side edge. The first binding rod 20 is not cut away from the root portion 122a so that the front side edge maintains substantially the same thickness as the free end 122b. The notched region is from the vicinity of the lower side portion 86 of the first base portion to a portion that starts to rise above the first binding rod 20. The notched region is continuously cut in the vertical direction upward from the root portion 122a, and a boundary with the notched region is formed with a partition wall 242a. In addition, a partition wall 242b cut out in the horizontal direction is formed at the upper end of the first recess 242. The region not cut out is about one third of the length between the front side edge and the far side edge.
The second binding rod 40 of the binding tool 10 shown in FIG. 14 has a root portion 142a between the outer peripheral portion (outer portion) and the inner peripheral portion (inner portion) between the front side edge side and the far side edge side. Are provided with an inclined moving portion 218 having different thicknesses.
The inclined moving part 218 is formed by a second recessed part 244 including a recessed part cut out in a side view and cut into an L shape so that the front side edge is thinned so that the base part 142a is thin. The second binding rod 40 is not cut away from the root portion 142a so that the far side edge maintains substantially the same thickness as the free end 142b. The notched region is from the vicinity of the lower side portion 96 of the second base portion to the portion where the second binding rod 40 starts to rise upward. The notched region is continuously cut in the vertical direction upward from the root portion 142a, and a boundary with the notched region is formed with a partition wall 244a. Further, the upper end of the second recess 244 is formed with a partition wall 244b cut out in the horizontal direction. The region not cut out is about one third of the length between the front side edge and the far side edge.

The first concave portion 42 and the second concave portion 44 constituting the inclined moving means 18 and the first concave portion 242 and the second concave portion 244 constituting the inclined moving portion 218 are provided with a first binding rod in order to open a plurality of binding rods. The free end 122b, which is the top of 20, and the free end 142b, which is the top of the second binding rod 40, are notched inward from the inclined side.
The tilt moving means 18 and the tilt moving portion 218 of the binding device 10 according to the present invention are not limited to this example, and the free end 122b and the second end that are the tops of the first binding rod 20 are used to open a plurality of binding rods. The free edge 142b, which is the top of the binding rod 40, may be cut away inward from the edge opposite to the side on which the free edge 142b is inclined.

Next, how to use the binding device 10 according to the present invention will be described.
The binding tool 10 is inserted into the first binding rod 20 and the second binding rod 40 through a binding hole 112 continuously provided at an appropriate interval in the height direction of the leaf 110, and the height direction of the leaf 110 is inserted. The hinge portion 16 is positioned on the side of the binding margin side edge 114 extending so that the first binding rod 20 and the second binding rod 40 are bridged between the binding hole 112 and the binding margin side edge 114. , The leaf 110 is bound to form a notebook.
The binding device 10 may form a notebook by binding the leaf 110 so that the length direction of the binding device 10 extends in the width direction of the leaf 110 in which the binding hole 112 is formed in the edge extending in the width direction. .

  As shown in FIG. 30, the leaf 110 bound to the binding device 10 is turned toward the hinge portion 16 side, and the leaf front side 110 a and the leaf back side 110 b when hinged are closed and stacked. It can be used for writing or the like, with the part 16 in between.

The leaf 110 may be configured as a leaf shown in FIGS.
The leaf 110 shown in FIGS. 24 and 25 includes a front cover 116A, a back cover 116B, and a writing note 116C sandwiched between them. The front cover 116A, the back cover 116B, and the note 116C have a binding hole 112 formed of a through hole at the binding margin side edge.

The front cover 116A constitutes a displacement body that moves in the direction in which the binding lock portion 124 of the first binding rod is disengaged, that is, toward the other side (upward) in the length direction of the binding tool 10, the first knob portion 116A ₁ is protruded in the vicinity of the binding device 10 side of the other side edge (upper edge).
The first knob portion 116A ₁ is a direction in which the front cover 116A is disengaged from the binding hook locking portion 124 of the first binding rod from the other side edge (upper end) of the corner portion on the binding device 10 side of the front cover 116A. This is a semicircular projecting piece in plan view having an area that can be pulled by being pinched by a finger toward the other side (upward).
The first knob portion 116A ₁ is formed integrally with the front cover 116A. The first knob portion 116A ₁ is configured to be able to be bent inward at a linear bent portion 116A ₂ formed in parallel with the upper end of the front cover 116A, and protrudes from the upper end edge of the front cover 116A. It is configured so that there is no.
The back cover 116B constitutes a displacement body that is moved toward the front side (downward) in the direction in which the binding lock portion 144 of the second binding rod is disengaged, that is, in the length direction of the binding device 10, the second knob portion 116B ₁ is protruded in the vicinity of the binding device 10 side of the front side edge (lower edge).
The second knob 116B ₁ is a direction in which the back cover 116B is disengaged from the binding binding portion 144 of the second binding rod from the front side edge (lower end) of the corner portion on the binding tool 10 side of the back cover 116B. This is a semicircular projecting piece in plan view having an area that can be pulled by being pinched with fingers toward the front side (downward).
The second knob 116B ₁ is formed integrally with the back cover 116B. The second knob 116B ₁ is configured to be able to be bent inward at a linear bent portion 116B ₂ formed parallel to the lower end of the back cover 116B, and protrudes from the lower end edge of the back cover 116B. It is configured so that there is no.

Stationery 116C, from the front cover 116A and back cover 116B, the length in the height direction of the leaf 110 is formed slightly shorter, first knob portion 116A ₁ is across from the upper edge of the stationery 116C (upper) Protruding towards. Similarly, the second knob 116B ₁ protrudes toward the front side (downward) from the lower end edge of the note 116C.
In the case of opening the first binding rod 20 and the second binding rods 40, for example, pulling the first knob part 116A ₁ by the left index finger and thumb on the knob across (upper side), at the same time, right index finger and thumb And pulling the second knob 116B ₁ toward the front side (lower side) to disengage the first and second staple binding portions 124 and 144 from each other, Further, the first knob 116A ₁ is opened by rotating in the width direction, and the second knob 116B ₁ is opened by rotating in the width direction. At this time, the first knob portion 116A ₁ is pulled to the front side that is the opening side of the first binding rod 20 to rotate the first binding rod 20, and the second knob portion 116B ₁ is the opening side of the second binding rod 40 The second binding rod 40 is rotated by being pulled to the back side.

The leaf 110 may be configured as a leaf 1110 shown in FIGS.
The leaf 1110 shown in FIGS. 26 and 27 includes a front cover 1116A, a back cover 1116B, and a writing note 1116C sandwiched between them. The front cover 1116A, the back cover 1116B, and the note 1116C have a binding hole 1112 formed of a through hole at the binding margin side edge.

The front cover 1116A constitutes a displacement body that moves in the direction in which the binding lock portion 124 of the first binding rod is disengaged, that is, toward the other side (upward) in the length direction of the binding device 10, other side edge first knob portion 1116A ₁ near the binding device 10 side (upper edge) is formed.
The first knob 1116A ₁ is a direction in which the front cover 1116A is disengaged from the binding binding portion 124 of the first binding hook from the far side edge (upper end) of the binding tool 10 side corner of the front cover 1116A. It is a substantially square-shaped part in plan view provided with an area that can be pinched with a finger and pulled toward the other side (upward).
The first knob 1116A ₁ is formed integrally with the front cover 1116A.
The back cover 1116B constitutes a displacement body that is moved toward the front side (downward) in the direction in which the binding lock portion 144 of the second binding rod is disengaged, that is, in the length direction of the binding device 10, A second knob 1116B ₁ is projected from the front side edge (lower edge) near the binding device 10 side.
The second knob portion 1116B ₁ is a direction in which the back cover 1116B is disengaged from the binding binding portion 144 of the second binding rod from the front side edge (lower end) of the corner portion on the binding device 10 side of the back cover 1116B. It is a substantially square-shaped part in a plan view provided with an area that can be pinched with a finger and pulled toward the front side (downward).
The second knob 1116B ₁ is formed integrally with the back cover 1116B.

  The sticky note 1116C is formed so that the length in the height direction of the leaf 1110 is slightly shorter than the front cover 1116A and the back cover 1116B.

In the vicinity of the binding hole 1112 bound to the binding tool 10 at the far side edge (upper edge) in the length direction of the base portion 14 in order to pinch the region of the first knob 1116A ₁ with fingers, A first cutout portion 1116C ₁ is formed by cutting out a part of the note.
That is, the first knob 1116A ₁ of the front cover 1116A and the first notch 1116C ₁ of the note 1116C cooperate to form a displacement body, and the second knob 1116B ₁ of the back cover 1116B and the _first 1116C of the note 1116C. 2 notch 1116c ₂ cooperate to constitute a displacement body.

In the vicinity of the binding hole 1112 bound to the binding tool 10 at the front side edge (lower end edge) in the length direction of the base portion 14 in order to pinch the region of the second knob 1116B ₁ with fingers, A second cutout portion 1116C ₂ is formed by cutting out a part of the note.
That is, the first knob 1116A ₁ of the front cover 1116A and the first notch 1116C ₁ of the note 1116C cooperate to form a displacement body, and the second knob 1116B ₁ of the back cover 1116B and the _first 1116C of the note 1116C. 2 notch 1116c ₂ cooperate to constitute a displacement body.

When opening the first binding rod 20 and the second binding rod 40, for example, with the index finger and thumb of the left hand, the first knob 1116A ₁ is pulled away (upward), and at the same time with the index finger and thumb of the right hand The second knob 1116B ₁ is pulled toward the front side (lower side) of the knob, the engagement between the first staple binding portion 124 and the second staple binding portion 144 is disengaged, and The first knob 1116A ₁ is opened by rotating in the width direction and the second knob 1116B ₁ is opened by rotating in the width direction. At this time, the first knob 1116A ₁ is pulled to the front side which is the opening side of the first binding rod 20 to rotate the first binding rod 20, and the second knob 1116B ₁ is the opening side of the second binding rod 40 The second binding rod 40 is rotated by being pulled to the back side.

The leaf 110 may be configured as a leaf shown in FIGS.
The front cover 1116 </ b> A is a displacement body that moves toward the far side (upward) in the direction of disengaging the binding binding portion 124 of the first binding rod 20 of the first binding rod 20, that is, in the length direction of the binding tool 10. A first displacement plate 3116A having a substantially rectangular shape in plan view is provided. The first displacement plate member 3116a, the first knob portion 3116a ₁ is formed in the vicinity of the binding device 10 side of the other side edge (upper edge).
The first knob 3116A ₁ has the binding cover 124 of the first binding rod 20 of the first binding rod 20 attached to the front cover 1116A from the other side edge (upper end) of the corner portion on the binding tool 10 side of the front covering 1116A. It is a substantially square-shaped part in plan view provided with an area that can be pulled by being pinched with a finger toward the far side (upward), which is a disengagement direction.
The first knob 3116A ₁ is formed integrally with the front cover 1116A.
The back cover 1116B constitutes a displacement body that is moved toward the front side (downward) in the direction of disengaging the binding binding portion 144 of the second binding staple, that is, in the length direction of the binding tool 10, A second displacement plate 3116B having a substantially rectangular shape in a plan view is attached. Then, the second displacement plate member 3116B, the second knob portion 3116B ₁ is protruded in the vicinity of the binding device 10 side of the front end edge (lower edge).
The second knob portion 3116B _1, from the near side edge of the binding device 10 side corner portion of the back cover 1116B (bottom), there the back cover 1116B in a direction of the second binding rod of the binding rod latching portion 144 to disengage It is a substantially square-shaped part in a plan view provided with an area that can be pinched with a finger and pulled toward the front side (downward).
The second knob 3116B ₁ is formed integrally with the back cover 1116B.

  The sticky note 1116C is formed so that the length in the height direction of the leaf 1110 is slightly shorter than the front cover 1116A and the back cover 1116B.

The first displacement plate 3116A is attached to the front side of the front cover 1116A by inserting the first binding rod 20 into a binding hole 3112A formed in the binding margin side edge, and the second displacement plate 3116B is attached to the back side of the back cover 1116B by inserting the second binding rod 40 into the binding hole 3112B formed in the binding margin side edge.
Front cover 1116A, back cover 1116B and stationery 1116C is binding the first region of the knob portion 3116a ₁ to pick sandwich with fingers, the binding device 10 on the other side edge (upper edge) in the longitudinal direction of the base portion 14 In the vicinity of the binding hole 1112 to be formed, a first notch portion 1116C ₁ is formed by notching a part of the note.
That is, the front cover 1116A, back cover 1116B and stationery first notch 1116c 1116c ₁ and a second displaced plate member 3116B cooperate to constitute a displacement body, the front cover 1116A, the back cover 1116B and stationery 1116c The second notch 1116C ₂ cooperates to constitute a displacement body.
When opening the first binding rod 20 and the second binding rod 40, for example, the first displacement plate body 3116A is picked by the left index finger and thumb and pulled to the other side (upper side). With the thumb, the second displacement plate body 3116B is picked and pulled toward the front side (lower side), and the engagement between the first binding rod binding portion 124 and the second binding rod binding portion 144 is disengaged. The first displacement plate 3116A is rotated and opened in the width direction, and the second displacement plate 3116B is rotated and opened in the width direction. At this time, the first displacement plate 3116A is pulled to the front side which is the opening side of the first binding rod 20 to rotate the first binding rod 20, and the second displacement plate 3116B is the opening side of the second binding rod 40 The second binding rod 40 is rotated by being pulled to the back side.

Front cover 1116A, back cover 1116B and stationery 1116C is binding a second region of the knob portion 3116B ₁ for pinching sandwiching with fingers, the binding device 10 in the front side edge in the longitudinal direction of the base portion 14 (lower end edge) In the vicinity of the binding hole 1112 to be formed, a second notch portion 1116C ₂ is formed by notching a part of the note.
That is, the first notch 1116c ₁ cooperate to the first knob portion 3116a ₁ and letterhead 1116c of the first displacement plate member 3116a, to configure the displacement body, the second knob portion of the second displacement plate member 3116B 3116B ₁ and the second notch 1116C ₂ of the note 1116C cooperate to constitute a displacement body.

When opening the first binding rod 20 and the second binding rod 40, for example, with the index finger and thumb of the left hand, the first knob 3116A ₁ is pulled away (upward), and at the same time with the index finger and thumb of the right hand pulling the second knob portion 3116B ₁ knob near side (the lower side), remove the binding rod latching portion 124 of the first binding rod and the engagement of the second binding rod of the binding rod latching portion 144, and, the The first knob 3116A ₁ is rotated and opened in the width direction, and the second knob 3116B ₁ is rotated and opened in the width direction. At this time, the first knob 3116A ₁ is pulled to the front side which is the opening side of the first binding rod 20 to rotate the first binding rod 20, and the second knob 3116B ₁ is the opening side of the second binding rod 40 The second binding rod 40 is rotated by being pulled to the back side.

According to the embodiment of the present invention, the base portion 14 includes the facing portion 82 of the first base portion and the facing portion 92 of the second base portion facing each other, and the facing portion 82 of the first base portion and the facing portion 82 of the second base portion. An outer portion 84 of the first base portion and an outer portion 94 of the second base portion on which the first binding rod 20 and the second binding rod 40 protrude from the facing portion 92, and the facing portion 82 of the first base portion. And the second base portion facing portion 92, the second base portion facing portion 92, and the second base portion facing portion 92, between the second base portion facing portion 92, the first base portion outer portion 84, and the second base portion outer portion 94. The lower surface portion 86 of the first base portion and the lower surface portion 96 of the second base portion where the hinge portion 16 is continuously provided on the surface intersecting the outer portion 84 of the first base portion and the outer portion 94 of the second base portion. The opposing portion 82 of the first base portion and the opposing portion 92 of the second base portion are When the binding device 10 is formed so as to be perpendicular to the rotation direction and extend vertically when the binding device 10 is closed, that is, in the height direction, and close when the binding device 10 is closed, The first binding rod 20 constituting the binding portion 12 can stably maintain the engagement state between the binding binding portion 124 of the first binding rod and the binding binding portion 144 of the second binding rod. It is possible to reduce the effect of shrinking the annular diameter formed by the second binding rod 40.
According to the embodiment of the present invention, the first binding rod 20 and the second binding rod 40 are formed intermittently in the longitudinal direction of the base portion 14, and the binding portion 12 is centered on the hinge portion 16. Since it is formed to rotate and relatively shift in the longitudinal direction when opening and closing the binding portion 12, the binding portion 12 composed of the plurality of first binding rods 20 and the second binding rods 40 is formed at a time. Can be opened and closed.
According to the embodiment of the present invention, the first binding rod binding portion 124 and the second binding rod binding portion 144 are arranged in the rotational direction of the first binding rod 20 and the second binding rod 40. The first binding rod convex portion 126 and the first binding rod recess portion 128 of the first binding rod 20 and the second binding rod 40 the second binding rod recess portion 148 and the second binding rod so as to be locked and disengaged. When the binding portion 12 is closed, the first binding rod 20 and the second binding rod 40 do not disengage in the direction intersecting with the rotation direction. Since the disengagement prevention portions 130 and 150 extending in the direction intersecting with the rotation direction of the first binding rod 20 and the second binding rod 40 are formed as described above, the rotation direction of the first binding rod 20 and the second binding rod 40 In the direction crossing the rotation direction, the first staple binding portion 124 and the second staple binding portion 144 are disengaged. Hard to.

  The binding device 10 according to the present invention can form a notebook that is bound by inserting the binding hole 112 of the leaf 110 into the binding portion 12, and has a front cover, a back cover, and a back cover. You can configure files and binders.

  The present invention is not limited to the above embodiment, and various modifications can be made based on the idea of the present invention.

As shown in FIGS. 16 to 17, the binding device 10 may be configured as follows.
The first inclined portion 70 constituting the inclination moving means 318 of the binding device 10 shown in FIG. 16 is formed by using the base portion 122a of the first binding rod 20 or the vicinity of the root portion 122a with the thickness of the base portion 14 and / or the first binding portion. It includes a thin plate-like portion made thinner than the free end 122b of the flange 20 or the thickness in the vicinity of the free end 122b.
The second inclined portion 72 constituting the inclination moving means 318 of the binding device 10 shown in FIG. 16 is formed by using the thickness of the base portion 14 and / or the second binding portion in the vicinity of the root portion 142a of the second binding rod 40 or the root portion 142a. It includes a thin plate-like portion that is thinner than the free end 142b of the flange 40 or the thickness in the vicinity of the free end 142b.

The first inclined portion 70 formed on the first binding rod 20 is formed by thinning the root portion 122a of the first binding rod 20.
The root portion 122a of the first binding rod 20 is formed thinner than the free end 122b and thinner than the thickness of the outer side portion 84 of the first base portion. That is, the thickness between the outer peripheral portion (outer portion) and the inner peripheral portion (inner portion) of the first binding rod 20 is thinner than the free end 122b and thinner than the outer portion 84 of the first base portion. Is formed.
The second inclined portion 72 formed on the second binding rod 40 is formed by thinning the base portion 142 a of the second binding rod 40.
The root portion 142a of the second binding rod 40 is formed thinner than the free end 142b and thinner than the thickness of the outer portion 94 of the second base portion. That is, the thickness between the outer peripheral portion (outer portion) and the inner peripheral portion (inner portion) of the second binding rod 40 is thinner than the free end 142b and thinner than the outer portion 94 of the second base portion. Is formed.
The inner surface of the root portion 122a of the first binding rod 20 and the upper portion 88 of the first base portion are formed at the same height position and are continuous in a planar shape.
The inner side surface of the root portion 142a of the second binding rod 40 and the upper portion 98 of the second base portion are formed at the same height position and are continuous in a planar shape.

When closing the binding portion 12 of the binding device 10 according to the present invention, if the first binding rod 20 and the second binding rod 40 are picked up with fingers and the first binding rod 20 and the second binding rod 40 are pulled together, The plurality of bindings constituting the first binding rod 20 and the second binding rod 40 are both locked by the binding binding portion 124 of the first binding rod and the binding binding portion 144 of the second binding rod. Thus, the annular binding portion 12 is formed.
When opening the binding portion 12 of the binding device 10 according to the present invention, the first binding rod 20 and the second binding rod 40 are twisted with fingers in opposite directions, so that the top portion of the first binding rod 20 and the second binding rod 12 are The binding portion of the first binding rod in which the plurality of binding rods constituting the first binding rod 20 and the second binding rod 40 are locked together by moving the top portion of the flange 40 in the opposite direction. 124 and the second binding rod binding portion 144 are disengaged to open the binding portion 12.
In particular, when the binding member 12 is opened, if the tops of the first binding member 20 and the second binding member 40 are twisted in the opposite directions, the first inclined portion 70 and the second inclined portion 72 are bent in the twisted direction. Therefore, the binding portion 12 can be opened with a relatively small force.

The binding device 10 may be configured as follows, as shown in FIGS. 18 and 19, which show still another binding device.
The binding device 10 shown in FIG. 18 is configured so that the free end 122b of one first binding rod 20 and the free end 142b of the other second binding rod 40 of the pair of binding portions 12 are separated from the origin position (reference position). It is shifted to the side opposite to the direction in which the binding is opened.
Here the origin position (reference position), and Nobiru direction central axis 42L ₃ of the first binding rod 20 and the central axis line 44L ₃ direction Nobiru the second binding rod 40, longitudinal extending thin-walled portion of the hinge portion 16 This refers to a configuration parallel to the central axis L _{1 of the} direction and arranged in a straight line (see FIG. 5).
The perpendicular L ₅ perpendicular to the hinge portion 16, the root of the root portion 122a of the mid-point and the first binding rod 20 which is parallel to position the midpoint of the base portion 142a of the second binding rod 40 of the first binding rod 20 The first portion 122a and the root portion 142a of the second binding rod 40 are centered on the origin O ₁ between the middle point of the root portion 122a of the first binding rod 20 and the middle point of the root portion 142a of the second binding rod 40. The root portion 122a of the first binding rod 20 and the root portion 142a of the second binding rod 40 are rotated by 3 to 7 degrees from the origin position toward the opposite side of the opening direction, and opposite to the opening direction of each binding rod. The first binding 20 and the second binding 40 are shifted to constitute the binding unit 12.
The free end 122b which is the top of the one first binding rod 20 and the free end 142b which is the top of the other second binding rod 40 are inclined toward the opposite side of the direction in which the binding rod opens. .

The direction in which the first binding rod 20 extends (center axis 42L ₅ ) is perpendicular to the direction (L ₅ ) perpendicular to the direction in which the hinge portion 16 extends (longitudinal central axis L _{1 in which} the thin portion of the hinge portion 16 extends). The angle formed is 3 to 7 °, and the free end 122b of the first binding rod 20 is shifted from the perpendicular (L ₅ ) of the origin position on the side opposite to the opening direction of the first binding rod 20 (front side).
The first binding rod 20 and the second binding rod 40 are perpendicular to the direction in which the hinge portion 16 extends (the central axis L _{1 in the} longitudinal direction in which the thin portion of the hinge portion 16 extends) and the direction in which the hinge portion 16 extends. ₅ ) Rotate 3-7 degrees from the origin position in the opposite direction around the intersection (origin).
The direction in which the second binding rod 40 extends is an angle formed by a perpendicular line (L ₅ ) perpendicular to the direction in which the hinge portion 16 extends (the central axis L _{1 in the} longitudinal direction in which the thin portion of the hinge portion 16 extends). The free end 142b of the second binding rod 40 is shifted from the perpendicular (L ₅ ) of the origin position on the opposite side (the other side) from the opening direction of the second binding rod 40.
Thus, the first binding rod 20 and the second binding rod 40 are firmly locked at the first binding rod binding portion 124 and the second binding rod locking portion 144. However, when opening the binding portion 12, the first concave portion 42 and the second concave portion 44 make it easy for the first binding rod 20 to bend toward the front side, which is the opening direction when opening the binding portion 12, and The second binding rod 40 can easily bend to the other side, which is the opening direction when the binding portion 12 is opened.

20 and 21 are illustrations showing still another binding device 10.
In the binding device 10 illustrated in FIG. 20, the direction in which each binding rod opens the root portion 122 a of one first binding rod 20 and the root portion 142 a of the other second binding rod 40 of the pair of binding portions 12. It is shifted to the other side.
Furthermore, the free end 122b of one first binding rod 20 and the free end 142b of the other second binding rod 40 are shifted to the side opposite to the opening direction of each binding rod.

The root portion 122a of the first binding rod 20 and the root portion 142a of the second binding rod 40 are translated in the opposite direction from the origin position, and the first binding rod 20 and the second binding rod 40 are rotated. Thus, the binding portion 12 is configured so that the angle formed by the perpendicular line L ₆ orthogonal to the hinge portion 16 is shifted from the origin position by 3 to 7 ° toward the opposite side of the opening direction. Yes.
3 to 7 around the intersection (origin O ₂ ) of the extending direction of the hinge part 16 (the central axis L _{1 in the} longitudinal direction of the thin part of the hinge part 16) and the perpendicular L ₆ perpendicular to the extending direction of the hinge part 16 ° Rotating.
The free end 122b that is the top of the one first binding rod 20 and the free end 142b that is the top of the other second binding rod 40 are inclined toward the opposite side of the opening direction of the binding rod from the origin position. Has been.

The direction in which the first binding rod 20 extends (center axis 42L ₆ ) is perpendicular to the direction (L ₆ ) perpendicular to the direction in which the hinge portion 16 extends (longitudinal central axis L _{1 in which} the thin portion of the hinge portion 16 extends). The angle formed is 3 to 7 °, and the root portion 122a of the first binding rod 20 and the root portion 142a of the second binding rod 40 are shifted to the side opposite to the opening direction of the first binding rod 20 (front side). Yes.
The direction in which the second binding rod 40 extends (central axis 44L ₆ ) is perpendicular to the direction (L ₆ ) perpendicular to the direction in which the hinge 16 extends (longitudinal central axis L _{1 in which} the thin portion of the hinge 16 extends). The angle formed is 3 to 7 °, and the root portion 142a of the second binding rod 40 and the root portion 122a of the first binding rod 20 are shifted on the opposite side (the other side) from the opening direction of the second binding rod 40. Yes.
Thus, the first binding rod 20 and the second binding rod 40 are firmly locked at the first binding rod binding portion 124 and the second binding rod locking portion 144. However, when opening the binding portion 12, the first concave portion 42 and the second concave portion 44 make it easy for the first binding rod 20 to bend toward the front side, which is the opening direction when opening the binding portion 12, and The second binding rod 40 can easily bend to the other side, which is the opening direction when the binding portion 12 is opened.

22 and 23 are illustrations showing still another binding device 10.
The binding tool 10 shown in FIG. 22 is configured so that the root portion 122a of one first binding rod 20 and the root portion 142a of the other second binding rod 40 of the pair of binding rod portions 12 are separated from the origin position (reference position). It is shifted to the side opposite to the direction in which the binding is opened.
The first binding rod 20 and the second binding rod 40 are translated in the opposite direction from the origin position (reference position) along the direction in which the hinge portion 16 extends, and the first binding rod 20 is on the close side. The second binding rod 40 is located on the opposite side, which is the closing side.
Then, when opening the binding portion 12, the first binding rod 20 is bent to the other side, which is the opening direction, and the second binding rod 40 is bent to the front side, which is the opening direction, and the first recess 42 and By the second recess 44, the first binding rod 20 is inclined and moved toward the far side, and the second binding rod 40 is inclined and moved toward the near side.
The direction in which the first binding rod 20 extends (center axis 42L ₇ ) is orthogonal to the direction in which the hinge portion 16 extends (longitudinal central axis L _{1 in which} the thin portion of the hinge portion 16 extends), and the second binding rod 40 extends. The direction (center axis 44L ₇ ) is orthogonal to the direction in which the hinge portion 16 extends (the central axis L _{1 in the} longitudinal direction in which the thin portion of the hinge portion 16 extends).
Thus, the first binding rod 20 and the second binding rod 40 are firmly locked at the first binding rod binding portion 124 and the second binding rod locking portion 144. However, when the binding portion 12 is opened, the first concave portion 42 and the second concave portion 44 make it easy for the first binding rod 20 to incline to the far side and the second binding rod 40 to incline toward the near side.

The binding tool shown in FIG. 18, the binding tool shown in FIG. 20, and the binding tool shown in FIG. 22 have the same structure as the binding tool shown in FIG.
The plurality of bindings constituting the pair of binding parts 12 are engaged with each other when the semi-annular first binding part 20 and the second binding part 40 face each other and close the binding part 12. Each of the pair of base portions 14 constituting the base portion 14 protrudes from the inner side or upper side of the base portion 14 with an appropriate interval in the longitudinal direction. That is, the pair of binding portions 12 divided into the left and right sides (the front side and the back side) are divided into left and right with the hinge portion 16 as the center, and the first binding rod 20 having a circular arc when viewed from the front and the first binding rod portion having a circular shape when viewed from the front. A plurality of two binding rods 40 are provided.

  The base part 14 includes a first base part 22 and a second base part 24 which are divided into left and right (front side and back side) with the hinge part 16 as a center. The first base portion 22 on the left side (front side) and the second base portion 24 on the right side (back side) are substantially plate-like bodies extending linearly in the longitudinal direction continuously from the far side to the near side.

  The hinge portion 16 extends in the longitudinal direction of the base portion 14 (the first base portion 22 and the second base portion 24) and connects the pair of base portions 14 (the first base portion 22 and the second base portion 24). When the free end 122b of the first binding rod 20 and the free end 142b of the second binding rod 40 are closed together, and the free end 122b of the first binding rod 20 and the free end 142b of the second binding rod 40, The leaf 110 that is bound to the binding portion 12 is turned along the first binding rod 20 and the second binding rod 40 and can be turned 360 degrees.

As shown in FIGS. 2, 3, 4, and 6, the binding portion 12 includes a root portion 122 a and a root portion 142 a that are connected to the base portion 14 of the first binding rod 20 and the second binding rod 40. Are formed on the opposite free end 122b and free end 142b with binding staples for locking when the first binding rod 20 and the second binding rod 40 are closed. That is, the first binding rod 20 is formed with the first binding rod binding portion 124 at the free end 122b that is the top opposite to the root portion 122a, and the second binding rod 40 is connected to the root portion 142a. Is formed with a second staple binding portion 144 at a free end 142b which is the top of the opposite side.
The binding portion 12 has a height direction (vertical direction) from the root portion 122a and the root portion 142a to the top portion, and an outer peripheral portion (outer portion) of the second binding rod 40 from an outer peripheral portion (outer portion) of the first binding rod 20. ) In the width direction (horizontal direction), and the length direction of the binding tool rather than the thickness of the first binding rod 20 and the second binding rod 40 (the length between the outer peripheral portion and the inner peripheral portion). The first binding rod 20 and the second binding rod 40 have a longer cross-sectional rectangular shape. And the 1st binding rod 20 and the 2nd binding rod 40 are the shape penetrated by the binding hole 112 of the leaf 110 so that the leaf 110 can be wound from the root part 122a and the root part 142a to the top part. It is configured.
The binding binding portion 124 of the first binding rod and the binding binding portion 144 of the second binding rod are in a direction crossing the rotation direction of the first binding rod 20 and the second binding rod 40 to be locked, that is, the first binding rod 20 and the second binding rods 40 move relatively in the longitudinal direction of the hinge portion 16 (the longitudinal direction of the center axis L ₁ the extending direction of the thin portion) of the first binding rod 20 and the second binding rod 40 It is configured to be locked when the leading ends are closed together or to be disengaged when the leading ends of the first binding rod 20 and the second binding rod 40 are separated.

The first binding rod 20 is composed of a semicircular half-split so that it becomes a substantially annular binding rod when closed, and the second binding rod 40 is a substantially annular binding rod when closed. The first binding rod 20 and the second binding rod 40 are configured to face each other.
Then, the tips of the first binding rod 20 and the second binding rod 40, that is, the first binding rod 20 and the first binding rod 20, so that the leaf 110 can be bound by being inserted into the binding holes 112 previously drilled in the leaf 110. At the top of the second binding rod 40, a first binding binding portion 124 and a second binding binding portion 144 are formed.
The half-cotton that constitutes the first binding rod 20 and the half-cotton that constitutes the second binding rod 40 are the first staple binding portion 124 of the free end 122b and the second binding of the free end 142b. By engaging the hook binding portion 144 of the scissors, they are connected in a substantially annular shape.
Then, when opening the binding portion 12, the first binding rod 20 and the second binding rod 40 are the first binding rod binding portion 124 and the second binding rod binding portion 144. The first binding rod binding portion 124 and the second binding rod binding portion 144 that are locked can be removed by twisting them with fingers in opposite directions.

At least one second binding rod 40 of the pair of binding portions 12 has a binding direction in the longitudinal direction of the base portion 14, which is a direction in which the second binding rods 40 are arranged in parallel, in order to open a plurality of binding rods. Is inclined to move the free end 142b, which is the top of the second binding rod 40, from the near side to the far side or from the far side to the near side. Thus, the pair of binding portions 12 are separated from the plurality of second binding rods 40 inclined by the inclination moving means 18 and the plurality of first binding rods 20 facing each other, and the hinge portion 16 is It opens and closes around the center.
In this embodiment, in addition, in order to open a plurality of staples, the staples are partially displaced in the longitudinal direction of the base portion 14 that is the direction in which the first staples 20 are arranged side by side. An inclination moving means 18 is provided to incline the free end 122b, which is the top of the first binding rod 20, from the far side or from the far side to the near side.

The inclined moving means 18 is on the side where the first binding rod 20 is inclined (and / or on the side opposite to the side where the first binding rod 20 is inclined) in the root portion 122a of the first binding rod 20 or in the vicinity of the root portion 122a. It is formed by the 1st recessed part 42 containing the formed recessed part.
The inclined moving means 18 is on the side where the second binding rod 40 is inclined (and / or on the side opposite to the side where the second binding rod 40 is inclined) in the root portion 142a of the second binding rod 40 or in the vicinity of the root portion 142a. It is formed by the second recess 44 including the formed recess.

The present invention is not limited to the binding device of the above embodiment, and can be variously changed.
The tilt moving means 18 may have other structures in order to tilt the first binding rod 20 and the second binding rod 40.

  The binding device 10 according to the present invention can be used by being fixed to the outside of the spine cover area or the binding margin area of the cover that constitutes the file binder, or may be used alone.

DESCRIPTION OF SYMBOLS 10 Binding tool 12 Binding part 14 Base part 16 Hinge part 18,318 Inclination moving means 20 1st binding 22 First base part 24 2nd base part 40 2nd binding 42,242 1st recessed part 44,244 2nd Recess 50 First opening portion 52 Second opening portion 54 Third opening portion 56 Fourth opening portion 60 First narrow portion 62 Second narrow portion 64 First thin portion 66 Second thin portion 70 First inclined portion 72 Second inclined portion Part 82 Opposing part of the first base part 84 Outer part of the first base part 86 Lower part of the first base part 88 Upper part of the first base part 92 Opposing part of the second base part 94 Outer part of the second base part 96 Lower side portion of second base portion 98 Upper portion of second base portion 110, 1110 Leaf 110a Front side of leaf 110b Back side of leaf 112, 1112, 3112A, 3112B Binding hole 114 Binding margin Side edge 116A, 1116A Front cover 116A ₁ , 1116A ₁ First knob 116A ₂ , 116B ₂ Bent part 116B, 1116B Back cover 116B ₁ , 1116B ₁ Second knob 116C, 1116C Note 120 First binding member 122a , 142a Root portion 122b, 142b Free end 124 First binding rod binding portion 126 First binding rod projection 128 First binding rod recess 130, 150 Disengagement prevention portion 132, 152 Locking projection portion 134 , 154 Locking recess 140 Second binding member 144 Second binding rod binding portion 146 Second binding rod projection 148 Second binding rod recess 218 Inclination moving portion 242a, 242b, 244a, 244b Partition wall 1116C ₁ first notch 1116c ₂ second cut portion 3116a first displacement plate member 3116a ₁ first knob portion 3116B second displacement plate body 3116 ₁ second knob portion

Claims (5)

A pair of binding portions facing each other and closed in a ring shape;
A pair of base parts for juxtaposing a plurality of bindings constituting the pair of binding parts;
A hinge portion that rotatably connects the pair of base portions,
At least one binding portion of the pair of binding portions is formed by partially shifting the binding in the longitudinal direction of the base portion, which is the direction in which the bindings are arranged in parallel, in order to open a plurality of bindings. Inclining movement means for inclining the top of the binding from the near side to the far side or from the far side to the near side,
The pair of binding portions are a binding device in which the plurality of binding rods inclined by the tilt moving means are spaced apart from the plurality of facing binding rods and are opened / closed around the hinge portion. The tilt moving means includes:
The binding device according to claim 1, further comprising a concave portion formed on a side where the binding rod is inclined and / or on a side opposite to the side where the binding rod is inclined, at or near the root portion of the binding rod.   The inclined moving means includes an inclined portion in which the root portion of the binding rod or the vicinity of the root portion is made thinner than the thickness of the base portion and / or the free end of the binding rod or the vicinity of the free end thereof. Or the binding tool of Claim 2.   The pair of binding portions are configured such that, of the pair of binding portions, a root portion of one binding rod and a root portion of the other binding rod are shifted toward the side opposite to the opening direction of each binding rod. The binding device according to any one of claims 1 to 3.   The binding tool according to claim 4, wherein a top portion of the one binding rod and a top portion of the other binding rod are inclined toward a side opposite to a direction in which the binding rod opens.

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