CN101378913A - Binding implement - Google Patents

Abstract

A binding device for allowing a bound object to be sufficiently opened for viewing without slide-moving an attached front cover. The binding device (10) comprises a first body (54) having a first binding bar (52), a second body (58) having a second finding bar (56) laid on the first binding bar (52), a fixing means (20) for fixing the first body (54) and the second body (58) with the interval between the first binding bar (52) and the second binding bar (56) shortened, and holding means for holding the first body (54) and the second body (58) with the interval between the first body (54) and the second body (58) extended, wherein the holding means are formed on the first body (54) and/or the second body (58) and the fixing means (20) such that the first body (54) and/or the second body (58) with the interval between the first body (54) and the second body (58) extended are held on the fixing means (20) in the vicinity of a portion at which the first body (54) and/or the second body (58) are fixed with their interval shortened.

Description

Binding parts

Technical field

The present invention relates to a kind of binding parts, relate in particular to a kind of inner face of envelope ridge of the strip of paper used for sealing that for example is installed on file, bookbinding is formed with the binding parts of the files in two a plurality of bookbindings holes such as bookbinding hole etc.

Background technology

Background as this invention, the binding parts that is used for file of existing tubular type comprises following binding parts, promptly, both sides bending in the backboard portion of the envelope keel face that is fixed in strip of paper used for sealing is connected with fin freely, and be included in and erect the substrate that is provided with a pair of file thorn siphunculus on a side the fin with meeting at right angles, be provided with the plug of cross bar portion via bend with the upper end of the foot lever portion that inserts described thorn siphunculus, the backboard portion of described substrate is provided with first holding section of the cross bar portion that fixes the plug that inserts described thorn siphunculus, and the fin of this holding section side is provided with: fix the bend of described plug when being used for the fin right angle folding up with this holding section and keep second holding section of its state and described plug is pulled out the 3rd holding section (reference example such as patent documentation 1) that the back fixes its cross bar portion a little from described thorn siphunculus when this fin level launched.In the file that uses this binding parts, can after the cluster needling siphunculus is pulled out plug a little, make its cross bar portion fix the 3rd holding section, therefore, can in the length range of thorn siphunculus, bind a plurality of files, can fully expand the reading scope when reading the file of bookbinding, can easily read.

And, comprising the file (reference example such as patent documentation 2) that is used for the bound paper part as the existing file folder of the background of this invention, it possesses: front cover portion that can move relative to sliding and back cover portion; Overlap slidably and be disposed at dorsal part, and the front cover side back width adjustment portion and the back cover side back width adjustment portion that are connected with back cover portion with described front cover portion respectively; And binding parts, the one end is supported on described front cover portion or described front cover side back width adjustment portion directly or indirectly, and the other end is supported on described back cover portion or described back cover side back width adjustment portion directly or indirectly, and, move to bind corresponding to described slip and be of a size of and change, wherein, described file possesses: locking mechanism, and its slip of forbidding described front cover portion and described back cover portion is moved; Operating mechanism, the lock-out state that it can move described lock mechanism operative to the slip of forbidding described front cover portion and described back cover portion and remove arbitrary at least state in its latch-release state of forbidding.In this document folder, the direction that front cover portion and back cover portion increase towards the bound size of binding parts can be slided and move, even under the many situations of the paper spare of bookbinding, the bound size that also can widen binding parts is expanded the reading scope of paper spare rightly.

Patent documentation 1: the real public clear 58-4704 communique of Japan

Patent documentation 2: TOHKEMY 2005-132065 communique

But, in the file of the binding parts that uses patent documentation 1, the 3rd holding section is arranged at the leading section of a side fin, therefore, plug cluster needling siphunculus can not be pulled out the width dimensions that exceeds fin and engage, when reading the file of bookbinding, also have and fully to expand with the 3rd holding section.

On the other hand, in the file of patent documentation 2, even under the many situations of the paper spare of bookbinding, the bound size that also can widen binding parts is expanded the reading scope of paper spare rightly, and still, needing slides relatively move front cover portion and back cover portion.

Summary of the invention

Main purpose of the present invention provide a kind of can be under the situation of strip of paper used for sealing that move to install of not sliding, fully expand bookbinding by the binding parts of the reading scope of binding thing.

The binding parts that the technical scheme 1 of this invention is related comprises: first main body, and it has insertion by the first bookbinding bar in the bookbinding hole of binding thing; Second main body, it has in order to insert by the bookbinding hole of binding thing and link is located at the second bookbinding bar of the first bookbinding bar; And fixed mechanism, it is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body, described binding parts also has maintaining body, this maintaining body is under the state at the interval of having widened first main body that described connection sets up and second main body, keep described first main body and described second main body, described maintaining body is formed at first main body and/or second main body and fixed mechanism, near the position that first main body under the state at the interval of having shortened first main body and second main body and/or second main body are fixed, first main body and/or second main body of having widened under the state at interval of first main body and second main body remained in described fixed mechanism.

The related binding parts of the technical scheme 2 of this invention is on the basis of technical scheme 1 described binding parts, and wherein, described second main body has: second maintaining part, and it is provided with from the position of fixing the second bookbinding bar is outstanding to the inside; And maintaining body, its be formed on and the position of the fixing described second bookbinding bar between be provided with the position at the interval at the interval that is used to widen first main body and second main body, described maintaining body forms under the state at the interval of having widened first main body and second main body and remains in fixed mechanism.

The related binding parts of the technical scheme 3 of this invention is on the basis of technical scheme 1 or 2 described binding parts, wherein, described maintaining body has described second maintaining part, and the position of the fixing described second bookbinding bar between be provided with the position at the interval at the interval that is used to widen first main body and second main body, be formed with first towards the position of the fixing described second bookbinding bar and keep body, described first keeps the bodily form to become under the state at the interval of having widened first main body and second main body remains in fixed mechanism.

Binding parts each described binding parts in technical scheme 1 to 3 that the technical scheme 4 of this invention is related, wherein, described second main body has: the setting of fixing the second bookbinding bar is provided with portion; Give prominence to the second tabular maintaining part that is provided with the bottom that portion is set from described setting to the direction that the second bookbinding bar extends, described maintaining body is in the mode towards the direction opening at the position of the fixing described second bookbinding bar, bottom in described second maintaining part, and and described setting be provided with between the portion and have for the interval of widening first main body and second main body that position at interval is outstanding to be provided with first and to keep body in vain, described first keeps body to form from the part of the embedded insertion fixed mechanism of peristome and the mode that engages with the part of this fixed mechanism.

On the basis of binding parts each described binding parts in technical scheme 2 to 4 that the technical scheme 5 of this invention is related, wherein, described first main body and described second main body form equally.

On the basis of binding parts each described binding parts in technical scheme 1 to 5 that the technical scheme 6 of this invention is related, wherein, described first main body and second main body are formed with maintaining body and fixed mechanism equally and/or comparably, described maintaining body is used under the state at the interval of having widened described first main body and described second main body, and described first main body or described second main body that will not be connected in fixed mechanism are fixed in fixed mechanism; Described fixed mechanism is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body.

On the basis of binding parts each described binding parts in technical scheme 1 to 6 that the technical scheme 7 of this invention is related, wherein, described first main body and second main body have form differently maintaining body and fixed mechanism, described maintaining body is used under the state at the interval of having widened described first main body and described second main body, and described first main body or described second main body that will not be connected in fixed mechanism are fixed in fixed mechanism; Described fixed mechanism is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body.

Binding parts each described binding parts in technical scheme 1 to 7 that the technical scheme 8 of this invention is related, wherein, described fixed mechanism is formed with maintaining body and fixed mechanism equally and/or comparably, described maintaining body is used under the state at the interval of having widened described first main body and second main body described first main body and second main body being fixed in fixed mechanism; Described fixed mechanism is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body.

Binding parts each described binding parts in technical scheme 1 to 8 that the technical scheme 9 of this invention is related, wherein, described fixed mechanism has form differently maintaining body and fixed mechanism, described maintaining body is used under the state at the interval of having widened described first main body and second main body described first main body and second main body being fixed in fixed mechanism; Described fixed mechanism is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body.

According to this invention, because binding parts comprises: first main body, it has insertion by the first bookbinding bar in the bookbinding hole of binding thing; Second main body, it has in order to insert by the bookbinding hole of binding thing and link is located at the second bookbinding bar of the first bookbinding bar; And fixed mechanism, it is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body, described binding parts also has maintaining body, this maintaining body is under the state at the interval of having widened first main body that described connection sets up and second main body, keep described first main body and described second main body, described maintaining body is formed at first main body and/or second main body and fixed mechanism, near the position that first main body under the state at the interval of having shortened first main body and second main body and/or second main body are fixed, first main body and/or second main body of having widened under the state at interval of first main body and second main body are remained in described fixed mechanism, therefore, can be under the situation of strip of paper used for sealing that move to install of not sliding, fully expand bookbinding by the reading scope of binding thing.

According to the invention of technical scheme 2, because second main body has: second maintaining part, it is provided with from the position of fixing the second bookbinding bar is outstanding to the inside; And maintaining body, its be formed on and the position of the fixing described second bookbinding bar between be provided with the position at the interval at the interval that is used to widen first main body and second main body, described maintaining body forms under the state at the interval of having widened first main body and second main body and remains in fixed mechanism, therefore, can be under the situation of the mobile strip of paper used for sealing of installing of not sliding, fully expand bookbinding by the reading scope of binding thing, can widen the position that being spaced apart of first main body and second main body fix the second bookbinding bar and the amount of the length between the maintaining body.

Invention according to technical scheme 3, maintaining body has described second maintaining part, and the position of the fixing described second bookbinding bar between be provided with the position at the interval at the interval that is used to widen first main body and second main body, be formed with first towards the position of the fixing described second bookbinding bar and keep body, described first keeps the bodily form to become under the state at the interval of having widened first main body and second main body remains in fixed mechanism, therefore, can be under the situation of the mobile strip of paper used for sealing of installing of not sliding, fully expand bookbinding by the reading scope of binding thing, can widen the amount that position and first that being spaced apart of first main body and second main body fix the second bookbinding bar keeps the length between the body.

According to the invention of technical scheme 4, second main body has: the setting of fixing the second bookbinding bar is provided with portion; Give prominence to the second tabular maintaining part that is provided with the bottom that portion is set from described setting to the direction that the second bookbinding bar extends, described maintaining body is in the mode towards the direction opening at the position of the fixing described second bookbinding bar, bottom in described second maintaining part, and and described setting be provided with between the portion and have for the interval of widening first main body and second main body that position at interval is outstanding to be provided with first and to keep body in vain, described first keeps body to form from the part of the embedded insertion fixed mechanism of peristome and the mode that engages with the part of this fixed mechanism, therefore, can be under the situation of the mobile strip of paper used for sealing of installing of not sliding, fully expand bookbinding by the reading scope of binding thing, can widen being spaced apart of first main body and second main body and erect the amount that the portion that is provided with and first keeps the length between the body.

According to the invention of technical scheme 5,, therefore, can use identical member to produce effectively because first main body and second main body form equally.

Invention according to technical scheme 6, because described first main body and second main body are formed with maintaining body and fixed mechanism equally and/or comparably, described maintaining body is used under the state at the interval of having widened described first main body and described second main body, and described first main body or described second main body that will not be connected in fixed mechanism are fixed in fixed mechanism; Described fixed mechanism is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body, therefore, can form fixed mechanism and maintaining body, can reduce production costs by simplified structure at general position.

Invention according to technical scheme 7, because described first main body and second main body have form differently maintaining body and fixed mechanism, described maintaining body is used under the state at the interval of having widened described first main body and described second main body, and described first main body or described second main body that will not be connected in fixed mechanism are fixed in fixed mechanism; Described fixed mechanism is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body, therefore, the design freedom height, first main body that can also extend and second main body widen distance.

Invention according to technical scheme 8, because described fixed mechanism is formed with maintaining body and fixed mechanism equally and/or comparably, described maintaining body is used under the state at the interval of having widened described first main body and second main body described first main body and second main body being fixed in fixed mechanism; Described fixed mechanism is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body, therefore, can form fixed mechanism and maintaining body, can reduce production costs by simplified structure at general position.

Invention according to technical scheme 9, because described fixed mechanism has form differently maintaining body and fixed mechanism, described maintaining body is used under the state at the interval of having widened described first main body and second main body described first main body and second main body being fixed in fixed mechanism; Described fixed mechanism is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body, therefore, the design freedom height, first main body that can also extend and second main body widen distance.

Can be clearer the explanation of the following specific embodiment of carrying out from the reference accompanying drawing about the above-mentioned purpose of this invention, other purpose, feature and advantage.

Description of drawings

Fig. 1 is the block map figure of file of an embodiment of this invention.

Fig. 2 is the block map figure of an example of the binding parts of this invention of expression.

Fig. 3 is the exploded perspective diagram figure of binding parts shown in Figure 2.

Fig. 4 is the diagram figure that is illustrated in the situation of each one when bookbinding is by binding thing on the binding parts.

Fig. 5 be the expression state that the bookbinding body of rod of binding parts shown in Figure 1 is fixed in fixed component analyse and observe diagram figure.

Fig. 6 is the diagram figure of the situation of expression when removing the binding parts be fixed.

Fig. 7 is the diagram figure of the action of expression when removing the binding parts be fixed.

Fig. 8 is the bookbinding body of rod that binding parts shown in Figure 1 is elongated in expression, be fixed in fixed component state analyse and observe diagram figure.

Fig. 9 is the block map figure of file of an embodiment of this invention.

Figure 10 is the block map figure of an example of the binding parts of this invention of expression.

Figure 11 is the exploded perspective diagram figure of binding parts shown in Figure 10.

Figure 12 is the diagram figure that is illustrated in the situation of each one when bookbinding is by binding thing on the binding parts.

Figure 13 be the expression state that the bookbinding body of rod of binding parts shown in Figure 9 is fixed in fixed component analyse and observe diagram figure.

Figure 14 is the diagram figure of the situation of expression when removing the binding parts be fixed.

Figure 15 is the diagram figure of the action of expression when removing the binding parts be fixed.

Figure 16 is the bookbinding body of rod that binding parts shown in Figure 9 is elongated in expression, is fixed in the cutaway view of the state of fixed component.

Figure 17 is the bookbinding body of rod that binding parts shown in Figure 9 is elongated in expression, is fixed in the block map figure of the state of fixed component.

Figure 18 is the block map figure as the file of the variation of file shown in Figure 9.

Figure 19 is the block map figure as the file of the variation of file shown in Figure 9.

Among the figure: 10, the 210-binding parts, 12, the 212-file, 14, the 214-strip of paper used for sealing, 14a, 214a-seals ridge, 14b, the 214b-front cover, 14c, the 214c-back cover, 20, the 220-pedestal, 22, the 222-substrate, 24,26,224, the 226-rake, 28,30,228a, 228b, 230a, the 230b-support, 32,34,232a, 232b, 234a, 234b-pivot branch, 36,38,236, the 238-recess, 40,42,240, the 242-pivot, 50,250-binds the body of rod, 52, the 252-first bookbinding bar, 54,254-first main body, 56, the 256-second bookbinding bar, 58,258-second main body, 60,62,260,262-erects and portion is set, 64,66,264a, 264b, 266a, 266b, 266c, the 266d-fixed part, 68,70,268, the 270-holding section, 72,272-first maintaining part, 74,274-second maintaining part, 76, the 78-connecting hole, 90, the 290-snap fastener, 92,94,292, the 294-first engaging body, 96,98,296,298-second keeps body, 100,102,300,302-engages phosphor bodies, 104,106,304, press section, 306-top, 108,110,308,310a, 310b-pivot branch, 120,122,320, the 322-abutting part, 124,126,324,326-pivot branch, 128,130,328, the 330-teat, 140,142,340, the 342-elastic component, 144,146,344, the 346-coil portion, 148,150,348,350-first press section, 152,154,352,354-second press section, the 222a-installing hole, 230a ₁, 230b ₁, 302a, 302b-keep use through hole, 278a, 278b, 278c, the 278d-first maintenance body, S-is by binding thing.

The specific embodiment

Fig. 1 is the block map figure of file of an embodiment of this invention, Fig. 2 is the block map figure of an example of the binding parts of this invention of expression, Fig. 3 is the exploded perspective diagram figure of binding parts shown in Figure 2, Fig. 4 is the diagram figure of the situation of each one when being illustrated on the binding parts bookbinding by binding thing, Fig. 5 be expression with the bookbinding body of rod of binding parts shown in Figure 1 be fixed in fixed component state analyse and observe diagram figure.

Binding parts 10 is installed on the strip of paper used for sealing 14 of file 12 as the part of file 12.Strip of paper used for sealing 14 comprises envelope ridge 14a, is formed with front cover 14b and back cover 14c in the both sides of envelope ridge 14a.And, on envelope ridge 14a, binding parts 10 is installed.

Binding parts 10 comprises the pedestal 20 as fixed mechanism that is used for fixing on strip of paper used for sealing 14.

As shown in Figure 3, pedestal 20 comprises the tabular substrate 22 of general square shape that is formed by metal etc.

Substrate 22 is fixed in envelope ridge 14a by the setting tool of for example rivet etc.

For pedestal 20, on a side (back cover 14c side, the B face side) end of the width of substrate 22, be formed with rake 24, and on opposite side (front cover 14b side, the A face side) end of the width of substrate 22, be formed with rake 26, thereby form roughly U font cross section.

The top of the rake 24 of B face side towards above erect and be provided with support 28, and same with described support 28, the top of A face side rake 26 towards above erect and be provided with support 30.

The rake 24 of one side (B face side) and support 28 form symmetry with the rake 26 and the support 30 of opposite side (A face side), form in the mode by its two supports bookbinding body of rod 50 described later.

Be provided with the pivot branch 32 that keeps pivot 40 on the top of the support 28 of a side (B face side), near the central authorities of substrate 22, be provided with and accommodate the recess 36 that the first engaging body 92 and second keeps body 96.Pivot 40 is inserted to lead in pivot cylindraceous branch 32 and is fixed on the support 28.

Be provided with the pivot branch 34 that keeps pivot 42 on the top of the support 30 of opposite side (A face side), near the central authorities of substrate 22, be provided with and accommodate the recess 38 that the first engaging body 94 and second keeps body 98.Pivot 42 is inserted to lead in pivot cylindraceous branch 34 and is fixed on the support 30.

Recess 36 has the width longer slightly than the length of the length direction of the first engaging body 92, and recess 38 has the width longer slightly than the length of the length direction of the first engaging body 94.

On pedestal 20, fix first main body 54 and second main body 58 as fixed mechanism, described first main body 54 have insert writing pad etc. by the first a pair of up and down bookbinding bar 52 in the bookbinding hole of binding thing S (two holes), described second main body 58 has and is used to insert the second a pair of up and down bookbinding bar 56 of being located at the first bookbinding bar 52 by the link in the bookbinding hole of binding thing S (two holes).

In order under the state at the interval that shorten to connect the first bookbinding bar 52 that sets up and the second bookbinding bar 56, to fix first main body 54 and second main body 58, be provided with length between the interval of the support 28 of a described side and the support 30 of opposite side corresponding to the interval of first main body 54 and second main body 58.

In this embodiment, the first bookbinding bar 52 of the back cover 14c side of one side (B face side) possesses the insertion section, the outside of tubulose, and the second bookbinding bar 56 of the front cover 14b side of opposite side (A face side) has to insert the bar-shaped inboard insertion section that described first mode of binding the insertion section, the outside of bar 52 forms.

First main body 54 of one side (B face side) possesses the along continuous straight runs of the being used for supporting first bookbinding bar 52, and the substrate 22 that is used for fixed distance mechanism is vacated suitably highly fixing tabular setting portion 60 is set, the height that setting is provided with portion 60 possesses the height that is used for vacating apart from substrate 22 the suitable height supporting first bookbinding bar 52, and possesses the length that is used to vacate the appropriate intervals supporting first bookbinding bar 52, the described first bookbinding bar 52 is corresponding to for example two bookbinding bars up and down at the interval in the bookbinding hole in two holes of regulation in JIS (JIS), the promptly a pair of first bookbinding bar 52 and the first bookbinding bar 52.

In addition, second main body 58 and first main body 54 of opposite side (A face side) form point symmetry, and possesses the along continuous straight runs of the being used for supporting second bookbinding bar 56, and the substrate 22 of fixed distance mechanism is vacated suitably highly fixing tabular setting portion 62 is set, the height that setting is provided with portion 62 possesses the height of vacating the suitable height supporting second bookbinding bar 56 apart from substrate 22, and possesses the length that is used to vacate the appropriate intervals supporting second bookbinding bar 56, the described second bookbinding bar 56 is corresponding to for example two bookbinding bars up and down at the interval in the bookbinding hole in two holes of regulation in JIS (JIS), the promptly a pair of second bookbinding bar 56 and the second bookbinding bar 56.

The bottom of portion 60 is set in the setting of first main body 54, as described below, outstanding being provided with a pair ofly is divided into the fixed part 64 at two places at above-below direction (length direction when strip of paper used for sealing 14 and pedestal 20 are stood vertically), and described fixed part 64 is used to rotate the pivot 40 of the support 28 that is supported on fixed mechanism freely.

In addition, that portion 60 is set is same with described setting, in the setting of second main body 58 also outstanding being provided with in the bottom of one 62 is set and a pair ofly is divided into the fixed part 66 at two places at above-below direction (length direction when strip of paper used for sealing 14 and pedestal 20 are stood vertically), described fixed part 66 is used to rotate the pivot 42 of the support 30 that is supported on fixed mechanism freely.

In addition, first main body 54 and second main body 58 have fixed mechanism and have maintaining body, described fixed mechanism is under the state at the interval that shorten to connect the first bookbinding bar 52 that sets up and the second bookbinding bar 56, on pedestal 20, fix first main body 54 and second main body 58 as fixed mechanism, described maintaining body is used under the state at the interval of widening the first bookbinding bar 52 and the second bookbinding bar 56, on as the pedestal 20 of fixed mechanism, keep first main body 54 and second main body 58, as fixed mechanism, comprise holding section 68 that is arranged at first main body 54 and the holding section 70 that is arranged at second main body 58.

The holding section 68 of first main body 54 has recess on the top that setting is provided with portion 60 and forms, this recess has the suitable length and the degree of depth, in addition, the holding section 70 of second main body 58 has recess on the top that setting is provided with portion 62 and forms, and this recess has the suitable length and the degree of depth.

Be connected with first maintaining part 72 that the bearing of trend to the first bookbinding bar 52 extends in the bottom that the setting of first main body 54 is provided with portion 60, in addition, be connected with second maintaining part 74 that the bearing of trend to the second bookbinding bar 56 extends in the bottom that the setting of second main body 58 is provided with portion 62.For making when when pulling down first main body 54 and second main body 58 as pedestal 20 sides of fixed mechanism, keeping the abutting part 120 and second of body 96 to keep 122 two of the abutting parts of body 98 to keep first maintaining part 72 and second maintaining part, 74, the first maintaining parts 72 and second maintaining part 74 with second of snap fastener 90 described later is outstanding upward crooked plate body.

In addition, the setting that the one 60 and second main body 58 is set in the setting of first main body 54 bottom that portion 62 is set connects and is provided with connecting hole 76 and the connecting hole 78 that is engaged to snap fastener 90 described later.Connecting hole 76 and connecting hole 78 are configured under the state at the interval of widening the first bookbinding bar 52 and the second bookbinding bar 56 first main body 54 and second main body 58 being remained on as the maintaining body on the pedestal 20 of fixed mechanism.

Be used for and be formed at the maintaining body co-operating of described first main body 54 and second main body 58, the maintaining body that first main body 54 and second main body 58 are connected in fixed mechanism is arranged at the pedestal 20 as fixed mechanism.

The maintaining body that is arranged at as the pedestal 20 of fixed mechanism comprises snap fastener 90.This snap fastener 90 possesses the function of following mechanism: first main body 54 and second main body 58 are fixed in fixed mechanism as the pedestal 20 of fixed mechanism; And be used under the state at the interval of widening the first bookbinding bar 52 and the second bookbinding bar 56, first main body 54 and second main body 58 being remained on as the maintaining body on the pedestal 20 of fixed mechanism.That is, snap fastener 90 has: the first engaging body 92 that is sticked in the top of described first main body 54; The second maintenance body 96 that keeps the sidepiece of described first main body 54; Be sticked in the first engaging body 94 on the top of described second main body 58; The second maintenance body 98 that keeps the sidepiece of described second main body 58.

The first engaging body 92 and second of described back cover 14c side (B face side) keeps body 96 swings being fixed on the pivot 40 that is arranged at fixed mechanism freely.In addition, first of front cover 14b side (A face side) the engaging body 94 and second keeps body 98 swings being fixed on the pivot 42 that is arranged at fixed mechanism freely.

The first engaging body 92 of back cover 14c side (B face side) possesses: in the press section, top 104 that top (inboard of the width of the pedestal 20) bending to the inside of the engaging phosphor bodies 100 with the length of extending along the length direction of first main body 54 forms; Be arranged at the pivot branch 108 of the bottom of engaging phosphor bodies 100.The first engaging body 94 of front cover 14b side (A face side) possesses: in the press section, top 106 that top (inboard of the width of the pedestal 20) bending to the inside of the engaging phosphor bodies 102 with the length of extending along the length direction of second main body 58 forms; Be arranged at the pivot branch 110 of the bottom of engaging phosphor bodies 102.

The second maintenance body 96 and second keeps body 98 to engage body 92 with described first and 94 co-operatings of the described first engaging body keep binding the body of rod 50.

Promptly, second keeps body 96 and second to keep body 98 to form point symmetry, second of back cover 14c side (B face side) keeps body 96 to keep the sidepiece of first main body 54 of the bookbinding body of rod 50, and second of front cover 14b side (A face side) keeps body 98 to keep the sidepiece of second main body 58 of the bookbinding body of rod 50.

Second of back cover 14c side (B face side) keeps body 96 cross sections to be L font roughly, and the outstanding abutting part 120 that engages with the lateral surface of first main body 54 that is provided with, below described abutting part 120, (outside of the width of pedestal 20) given prominence to and is provided with pivot Zhi Yu pivot branch 124 as the pivot 40 of the support 28 of the pedestal 20 of fixed mechanism toward the outer side.

Bottom at abutting part 120, the outstanding teat 128 that is provided with of the mode that extend (inboard of the width of pedestal 20) with to the inside, it is used to make the interval of shortening first main body 54 and second main body 58 and is in first main body 54 that connects the state that sets up at the first bookbinding bar 52 and the second bookbinding bar 56 and slides, to the optimum position guiding as the pedestal 20 of fixed mechanism.

Second of front cover 14b side (A face side) keeps body 98 cross sections to be L font roughly, and the outstanding abutting part 122 that engages with the lateral surface of second main body 58 that is provided with, below described abutting part 122, (outside of the width of pedestal 20) given prominence to and is provided with pivot Zhi Yu pivot branch 126 as the pivot 42 of the support 30 of the pedestal 20 of fixed mechanism toward the outer side.

Bottom at abutting part 122, the outstanding teat 130 that is provided with of the mode that extend (inboard of the width of pedestal 20) with to the inside, it is used to make the interval of shortening first main body 54 and second main body 58 and is in second main body 58 that connects the state that sets up at the first bookbinding bar 52 and the second bookbinding bar 56 and slides, to the optimum position guiding as the pedestal 20 of fixed mechanism.

The first engaging body 92 of back cover 14c side (B face side) utilizes a pair of pivot branch 108 that has in its underpart that appropriate intervals is provided with in vain, rotates pivot freely and props up pivot 40 in fixed mechanism.

In the inboard of the first engaging body 92, a pair of pivot branch 124 that second keeps body 96 to utilize has at an upper portion thereof that appropriate intervals is provided with in vain, rotating freely, pivot props up in pivot 40.

The first engaging body 94 of front cover 14b side (A face side) utilizes a pair of pivot branch 110 that has in its underpart that appropriate intervals is provided with in vain, rotates pivot freely and props up pivot 42 in fixed mechanism.

In the inboard of the first engaging body 94, a pair of pivot branch 126 that second keeps body 98 to utilize has at an upper portion thereof that appropriate intervals is provided with in vain, rotating freely, pivot props up in pivot 42.

Pivot branch 124 and pivot branch 124 be (outside of the width of pedestal 20) outstanding setting laterally, and between a pair of pivot branch 108 and pivot branch 108 of (inboard of the width of pedestal 20) outstanding setting to the inside in the first engaging body 92, pivot props up in pivot 40.

Pivot branch 126 and pivot branch 126 be (outside of the width of pedestal 20) outstanding setting laterally, and between a pair of pivot branch 110 and pivot branch 110 of (inboard of the width of pedestal 20) outstanding setting to the inside in the first engaging body 94, pivot props up in pivot 42.

Set up elastic component 140 and elastic component 142 on pivot 40 and pivot 42, described elastic component 140 and elastic component 142 are used to keep first main body 54 and second main body 58 are fixed in as on the pedestal 20 of fixed mechanism and constitute the first engaging body 92 of snap fastener 90 and the first engaging body 94 and second and keep relation between the body 96 and the second maintenance body 98.

The elastic component 140 of back cover 14c side (B face side) possesses from outstanding upward first press section 148 that is provided with of an end of coil portion 144 and outstanding downwards second press section 152 that is provided with.

First press section 148 to the outstanding setting of the lateral surface of the first engaging body 92, engages body 92 to the inside (inboard of the width of pedestal 20) application of force to first with linearity.

Second press section 152 is to keep the lateral surface of body 96 to the roughly L of following outstanding setting font from second, be engaged to the teat 128 of the second maintenance body 96, and with pivot branch 124 as pivot, keep body 96 (inboard of the width of pedestal 20) application of force to the inside to second.

In order first main body 54 to be fixed in the pedestal 20 as fixed mechanism under the state that shortens the first bookbinding bar 52 and the second bookbinding bar 56,140 pairs of elastic components are engaged to the first engaging body 92 (inboard of the width of the pedestal 20) application of force to the inside on the top of first main body 54.

The elastic component 142 of front cover 14b side (A face side) possesses from outstanding upward first press section 150 that is provided with of an end of coil portion 146 and outstanding downwards second press section 154 that is provided with.

First press section 150 to the outstanding setting of the lateral surface of the first engaging body 94, engages body 94 to the inside (inboard of the width of pedestal 20) application of force to first with linearity.

Second press section 154 is to keep the lateral surface of body 98 to the roughly L of following outstanding setting font from second, be limited to the teat 130 of the second maintenance body 98, and with pivot branch 126 as pivot, keep body 98 (inboard of the width of pedestal 20) application of force to the inside to second.

In order second main body 58 to be fixed in the pedestal 20 as fixed mechanism under the state that shortens the first bookbinding bar 52 and the second bookbinding bar 56,142 pairs of elastic components are engaged to the first engaging body 94 (inboard of the width of the pedestal 20) application of force to the inside on the top of second main body 58.

In order on file 12, to keep writing pad etc., under the state of pulling down the bookbinding body of rod 50 from fixed mechanism, the first bookbinding bar 52 of the bookbinding body of rod 50 inserted lead in by the bookbinding hole of binding thing S by binding thing S.At this moment because the leading section of the first bookbinding bar 52 tilts, therefore can easily the first bookbinding bar 52 be inserted files etc. by the bookbinding hole of binding thing S.

Secondly, the bar-shaped inboard insertion section of the second bookbinding bar 56 is inserted in the insertion section, the outside of the first bookbinding bar 52, between first main body 54 and second main body 58, keep by binding thing S.

Then, under keeping, first main body 54 and second main body 58 snap fastener 90 tops from fixed mechanism are embedded in it by the state of binding thing S.

At this moment, the lateral surface of first main body 54 and second main body 58 is the inclination of the medial surface of press section, top 104 and press section, top 106 along the first engaging body 92 of snap fastener 90 and the medial surface of the first engaging body 94, embeds towards pedestal 20.

And, will be formed at fixed part 64 and the support 28 that fixed part 66 is sticked in fixed mechanism and the pivot 40 and the pivot 42 of support 30 of the bottom of first main body 54 and second main body 58.

In this embodiment, in the formed recess, be sticked in pivot 40 and pivot 42 between pivot branch 32 that the top of the fixed part 64 of the bookbinding body of rod 50 and support 28 that fixed part 66 is embedded in fixed mechanism and support 30 forms and the pivot branch 34.

When embedding snap fastener 90, the exerting pressure of the first engaging body 92 and the first engaging body, 94 opposing elastic components 140 and elastic component 142, and its top is open, and embeds the bookbinding body of rod 50 towards the below.

And for first main body 54 and second main body 58 of the bookbinding body of rod 50, its lower limb collides second and keeps the teat 128 and second of body 96 to keep the teat 130 of body 98, and in the upper surface slide of this teat 128 and teat 130.

On the other hand, when the first engaging body 92 and the first engaging body 94 first press section 148 and the exerting pressure when embedding the bookbinding body of rod 50 of first press section 150 by elastic component 140 and elastic component 142, become the state that open the top, shorten the interval of top then, be sticked in the holding section 68 of first main body 54 and the holding section 70 of second main body 58.

Promptly, the press section, top 104 of the first engaging body 92 engage body 94 with first press section, top 106 is sticked in the holding section 68 of first main body 54 and the holding section 70 of second main body 58 respectively, and the setting that keeps the setting of first main body 54 that the sidepiece of one 60 and second main body 58 are set respectively of the second maintenance body 96 and the second maintenance body 98 is provided with the sidepiece of portion 62.

And, the lower edge of press section, top 106 of the lower edge of the press section, top 104 of the first engaging body 92 and the first engaging body 94 is sticked in from the top of the holding section 70 of the holding section 68 of first main body 54 and second main body 58 to the face of medial margin, and the fixed part 64 of first main body 54 and the fixed part 66 of second main body 58 are sticked in pivot 40 and pivot 42, thus, the bookbinding body of rod 50 is connected in as the pedestal 20 of fixed mechanism also fixing.

When pull down on file 12 writing pad that keeps etc. by binding thing S the time, if the top of the first engaging body 92 of the snap fastener 90 of back cover 14c side (B face side) is spurred laterally, first main body 54 is pulled out upward, then can pull down first main body 54 from fixed mechanism.

In addition, when pulling down second main body 58 of the front cover 14b side (A face side) of binding the body of rod 50 from fixed mechanism, shown in Fig. 6 and 7, if spur the top of the first engaging body 94 of snap fastener 90 laterally, thus, from the press section, top 106 that the first engaging body 94 is pulled down in the holding section 70 of the bookbinding body of rod 50, mention second main body 58 of binding the body of rod 50 upward, then can pull down second main body 58 from fixed mechanism.

And, under the state of the first bookbinding bar 52 that is inserted first main body 54 by binding thing S, extract the second bookbinding bar 56 from the first bookbinding bar 52, the second bookbinding bar 56 inserts under the state of the first bookbinding bar 52, promptly extract under the state of a part, as shown in Figure 8, the connecting hole 78 of the front cover 14b (A face side) of second main body 58 can be limited near the free ora terminalis of press section, top 106 of the first engaging body 94, and keep body 98 to keep near the lower end of second maintaining part 74 of second main body 58 and fixing with second, promptly, at the interval of widening first main body 54 and second main body 58, inserted by binding thing S under the state of the first bookbinding bar 52, and be connected under the state that sets up with the second bookbinding bar 56 at the first bookbinding bar 52, second main body 58 of the bookbinding body of rod 50 remains in the snap fastener 90 as maintaining body.

Like this, can widen the interval between first main body 54 and second main body 58, expand, make to be become easy by the reading of binding thing S by the scope of binding thing S.

According to this embodiment, also can be from pulling down first main body, 54 sides of back cover 14c (B face side) as the pedestal 20 of fixed mechanism, and, also can be from pull down first main body, 54 sides and second main body, 58 sides as the pedestal 20 of fixed mechanism.

And, a side of not pulling down from fixed mechanism in first main body 54 of bookbinding main body 50 and second main body 58 can be rotated as the center with pivot 40 and pivot 42, and can mention first main body 54 or second main body, 58 sides pulled down upward, therefore, it is extremely easy to operate, and the interval of widening first main body 54 and second main body 58 makes reading become easy.

This invention is not limited to the binding parts of described embodiment, can carry out various changes based on the thought of this invention.

For example, also the length that the direction to the inside of second maintaining part 74 of first maintaining part 72 of first main body 54 or second main body 58 is extended can be extended to length near the width of the substrate 22 of fixed mechanism, by near the front end of first maintaining part 72 or second maintaining part 74, form for example hook-shaped card locking mechanism be formed at the teat 128 of snap fastener 90 or the card locking mechanism of teat 130 (for example hole) card and end.

According to this structure, the interval of first main body 54 or second main body 58 can be widened near the length and second of the first bookbinding bar 52 of binding the body of rod 50 and bind the length of the length sum of bar 56, thereby carry out by the reading of binding thing S.

As mentioned above, can be in the second bookbinding bar 56 at the first bookbinding bar 52 and be connected under the state that sets up, and under the state at the interval of widening first main body 54 and second main body 58, maintenance as the bookbinding body of rod 50 maintaining body snap fastener 90 and be fixed in fixed mechanism, thereby reading is by binding thing S, the interval that can widen first main body 54 and second main body 58 more becomes easily reading, and its reading property is good.

In addition, any of bookbinding first main body 54 of the body of rod 50 or second main body 58 utilizes fixed part 64 or fixed part 66 direct rotations to be installed on pedestal 20 as fixed mechanism freely, not to adopt snap fastener 90 dismountings that utilize as maintaining body to be fixed in the mode of fixed mechanism freely, can not be connected and fixed from the mode of fixed mechanism dismounting and can adopt.For example, can adopt the non-detachable mode of back cover 14c side (B face side), not need snap fastener 90, only will bind the pivot 40 that bar 50 rotates the support 28 that is fixed in pedestal 20 freely with fixed part 64, on the other hand, front cover 14b (A face side) adopts from fixed mechanism dismounting mode freely.

Fig. 9 is the block map figure of file of an embodiment of this invention, Figure 10 is the block map figure of an example of the binding parts of this invention of expression, Figure 11 is the exploded perspective diagram figure of binding parts shown in Figure 9, Figure 12 is the diagram figure of the situation of each one when being illustrated on the binding parts bookbinding by binding thing, Figure 13 be expression with the bookbinding body of rod of binding parts shown in Figure 9 be fixed in fixed component state analyse and observe diagram figure.

Binding parts 210 is installed on the strip of paper used for sealing 214 of file 212 as the part of file 212.Strip of paper used for sealing 214 comprises envelope ridge 214a, is formed with front cover 214b and back cover 214c in the both sides of envelope ridge 214a.And, on envelope ridge 214a, binding parts 210 is installed.

Binding parts 210 comprises the pedestal 220 as fixed mechanism that is used for fixing on strip of paper used for sealing 214.

As shown in figure 11, pedestal 220 comprises the tabular substrate 222 of general square shape that is formed by metal etc.

Substrate 222 by will be for example the setting tool of rivet etc. insert and connect the installing hole 222a that is arranged at substrate 222, fix with the sheet that constitutes strip of paper used for sealing 214, and be fixed in envelope ridge 214a.

For pedestal 220, on a side (back cover 214c side, the B face side) end of the width of substrate 222, be formed with rake 224, and on opposite side (front cover 214b side, the A face side) end of the width of substrate 222, be formed with rake 226, thereby form roughly U font cross section.

The top of the rake 224 of B face side towards above erect and be provided with pair of support parts 228a and the support 228b that has appropriate intervals in vain, and same with described support 228a and support 228b, the top of A face side rake 226 towards above erect and be provided with pair of support parts 230a and the support 230b that has appropriate intervals in vain.

The rake 226 of the rake 224 of one side (B face side) and support 228a and support 228b and opposite side (A face side) and support 230a and support 230b form symmetry, form in the mode by its two supports bookbinding body of rod 250 described later.

Be respectively arranged with 232a of pivot branch and the 232b of pivot branch that keeps pivot 240 at the support 228a of a side (B face side) and the top of support 228b, near the central authorities of substrate 222, be provided with and accommodate the recess 236 that the first engaging body 292 and second keeps body 296.Pivot 240 is inserted to lead in the pivot 232a of branch cylindraceous and the 232b of pivot branch and is fixed on support 228a and the support 228b.

Be provided with 234a of pivot branch and the 234b of pivot branch that keeps pivot 242 at the support 230a of opposite side (A face side) and the top of support 230b, near the central authorities of substrate 222, be provided with and accommodate the recess 238 that the first engaging body 294 and second keeps body 298.Pivot 242 is inserted to lead in the pivot 234a of branch cylindraceous and the 234b of pivot branch and is fixed on support 230a and the support 230b.

Recess 236 has the width longer slightly than the length of the length direction of the first engaging body 292, and recess 238 has the width longer slightly than the length of the length direction of the first engaging body 294.

On pedestal 220, fix first main body 254 and second main body 258 as fixed mechanism, described first main body 254 have insert writing pad etc. by the first a pair of up and down bookbinding bar 252 in the bookbinding hole of binding thing S (two holes), described second main body 258 has and is used to insert the second a pair of up and down bookbinding bar 256 of being located at the first bookbinding bar 252 by the link in the bookbinding hole of binding thing S (two holes).

For can be under the state at the interval that shorten to connect the first bookbinding bar 252 that sets up and the second bookbinding bar 256, first main body 254 and second main body 258 are fixed on the pedestal 220 as fixed mechanism, are provided with length between the interval of the support 228a of a described side and the support 230a of support 228b and opposite side and 230b corresponding to the interval of first main body 254 and second main body 258.

In this embodiment, the first bookbinding bar 252 of the back cover 214c side of one side (B face side) possesses the insertion section, the outside of tubulose, and the second bookbinding bar 256 of the front cover 214b side of opposite side (A face side) has to insert the bar-shaped inboard insertion section that described first mode of binding the insertion section, the outside of bar 252 forms.

First main body 254 of one side (B face side) possesses the along continuous straight runs of the being used for supporting first bookbinding bar 252, and the substrate 222 that is used for fixed distance mechanism is vacated suitably highly fixing tabular setting portion 260 is set, the height that setting is provided with portion 260 possesses the height that is used for vacating apart from substrate 222 the suitable height supporting first bookbinding bar 252, and possesses the length that is used to vacate the appropriate intervals supporting first bookbinding bar 252, the described first bookbinding bar 252 is corresponding to for example two bookbinding bars up and down at the interval in the bookbinding hole in two holes of regulation in JIS (JIS), the promptly a pair of first bookbinding bar 252 and the first bookbinding bar 252.

In addition, second main body 258 and first main body 254 of opposite side (A face side) form point symmetry, and possesses the along continuous straight runs of the being used for supporting second bookbinding bar 256, and the substrate 222 of fixed distance mechanism is vacated suitably highly fixing tabular setting portion 262 is set, the height that setting is provided with portion 262 possesses the height of vacating the suitable height supporting second bookbinding bar 256 apart from substrate 222, and possesses the length that is used to vacate the appropriate intervals supporting second bookbinding bar 256, the described second bookbinding bar 256 is corresponding to for example two bookbinding bars up and down at the interval in the bookbinding hole in two holes of regulation in JIS (JIS), the promptly a pair of second bookbinding bar 256 and the second bookbinding bar 256.

The bottom of portion 260 is set in the setting of first main body 254, as described below, outstanding a pair of fixed part 264a and the fixed part 264b that is divided into two places at above-below direction (length direction when strip of paper used for sealing 14 and pedestal 220 are stood vertically) that be provided with, described fixed part 264a and fixed part 264b are used to rotate the support 228a that is supported on fixed mechanism freely and the pivot 240 of support 228b.

In addition, that portion 260 is set is same with described setting, in the setting of second main body 258 also outstanding a pair of fixed part 266a and the fixed part 266b that is divided into two places at above-below direction (length direction when strip of paper used for sealing 14 and pedestal 220 are stood vertically) that be provided with in the bottom of one 262 is set, described fixed part 266a and fixed part 266b are used to rotate the support 230a that is supported on fixed mechanism freely and the pivot 242 of support 230b.

A pair of fixed part 266a and fixed part 266b are on the high slightly position of the height that keeps body 278b than the first maintenance body 278a described later and first, towards setting the tab of the outstanding cross section that is provided with in the outside of portion 262 for the font of falling L are set, and lower openings.

In addition, first main body 254 and second main body 258 have fixed mechanism and have maintaining body, described fixed mechanism is under the state at the interval that shorten to connect the first bookbinding bar 252 that sets up and the second bookbinding bar 256, on pedestal 220, fix first main body 254 and second main body 258 as fixed mechanism, described maintaining body is used under the state at the interval of widening the first bookbinding bar 252 and the second bookbinding bar 256, on pedestal 220, fix first main body 254 and second main body 258 as fixed mechanism, as fixed mechanism, comprise holding section 268 that is arranged at first main body 254 and the holding section 270 that is arranged at second main body 258.

The holding section 268 of first main body 254 has recess on the top that setting is provided with portion 260 and forms, this recess has the suitable length and the degree of depth, in addition, the holding section 270 of second main body 258 has recess on the top that setting is provided with portion 262 and forms, and this recess has the suitable length and the degree of depth.

Be connected with first maintaining part 272 that the horizontal direction of extending to the first bookbinding bar 252 is extended in the bottom that the setting of first main body 254 is provided with portion 260, in addition, be connected with second maintaining part 274 that the horizontal direction of extending to the second bookbinding bar 256 is extended in the bottom that the setting of second main body 258 is provided with portion 262.Setting is provided with portion 260 and intersects with first maintaining part 272, and setting is provided with portion 262 and intersects with second maintaining part 274.

For making when when pulling down first main body 254 and second main body 258 as the pedestal 220 of fixed mechanism, keeping the teat 330 of body 298 to keep second maintaining part, 274, the second maintaining parts 274 with described later second be the plate body of giving prominence to the inside.First maintaining part 272 and second maintaining part 274 can be following formation: portion 260 is set and erects from setting and be provided with that portion 262 is outstanding to the inside to be provided with, erect the installing hole 222a that the two ends that portion 260 are set and erect the length direction that portion 262 is set do not cover substrate 222 for making, downcut and erect the two ends that portion 260 are set and erect the length direction that portion 262 is set, and under the state of fixing first main body 254 and second main body 258 on the pedestal 220, in installing hole 222a, insert the setting tool of rivet etc., pedestal 220 is fixed in envelope ridge 14a.

In addition, second maintaining part 274 with setting be provided with portion 262 to the inside away from the position on, the outstanding first maintenance body 278a and the first maintenance body 278b that is used to constitute maintaining body that be provided with towards the below, described maintaining body is used for keeping first main body 254 and second main body 258 on as the pedestal 220 of fixed mechanism under the state at the interval of widening the first bookbinding bar 252 and the second bookbinding bar 256.

It is the font of falling L that the first maintenance body 278a and first keeps body 278b cross section, and form the identical shape in the left and right sides, and it is integrally formed with second maintaining part 274, towards setting portion's 262 side openings are set, first of one side keeps body 278a to clasp the 310a of pivot branch of a side of the first engaging body 294, and first of opposite side keeps body 278b to clasp the 310b of pivot branch of the opposite side of the first engaging body 294.

In this embodiment, a pair of first keeps body 278a and first to keep body 278b than two medial extremitys of recess 238 in the inner part, and the two ends of the abutting part 322 of the ratio second maintenance body 298 in the outer part, vacate proper spacing, a pair of font of falling L plate to be set to form from second mode that keeps the inboard of body 274 to extend laterally is outstanding.

And, the effect of the 310a of pivot branch of one side of holding the first engaging body 294 with a firm grip for performance, can make first of a side keep body 278a to have elasticity, be the effect of the 310b of pivot branch of opposite side that the first engaging body 294 is held in performance with a firm grip, first of opposite side keeps body 278b also can have elasticity.

Be used for and be formed at the fixed mechanism co-operating of described first main body 254 and second main body 258, the fixed mechanism that first main body 254 and second main body 258 are connected in fixed mechanism is arranged at the pedestal 220 as fixed mechanism.

The fixed mechanism that is arranged at as the pedestal 220 of fixed mechanism comprises snap fastener 290.This snap fastener 290 possesses the function of following mechanism: first main body 254 and second main body 258 are fixed in fixed mechanism as the pedestal 220 of fixed mechanism; And be used under the state at the interval of widening the first bookbinding bar 252 and the second bookbinding bar 256, first main body 254 and second main body 258 being remained on as the maintaining body on the pedestal 220 of fixed mechanism.That is, snap fastener 290 has: the first engaging body 292 that is sticked in the top of described first main body 254; The second maintenance body 296 that keeps the sidepiece of described first main body 254; Be sticked in the first engaging body 294 on the top of described second main body 258; The second maintenance body 298 that keeps the sidepiece of described second main body 258.

The first engaging body 292 and second of described back cover 214c side (B face side) keeps body 296 swings being fixed on the pivot 240 that is arranged at fixed mechanism freely.In addition, first of front cover 214b side (A face side) the engaging body 294 and second keeps body 298 swings being fixed on the pivot 242 that is arranged at fixed mechanism freely.

The first engaging body 292 of back cover 214c side (B face side) possesses: in the press section, top 304 that top (inboard of the width of the pedestal 220) bending to the inside of the engaging phosphor bodies 300 with the length of extending along the length direction of first main body 254 forms; Be arranged at the pivot branch 308 of the bottom of engaging phosphor bodies 300.The first engaging body 294 of front cover 214b side (A face side) possesses: in the press section, top 306 that top (inboard of the width of the pedestal 220) bending to the inside of the engaging phosphor bodies 302 with the length of extending along the length direction of second main body 258 forms; Be arranged at the 310a of pivot branch and the 310b of pivot branch of the bottom of engaging phosphor bodies 302.

Second keeps body 296 and second to keep body 298 engage body 292 and 294 co-operatings of the described first engaging body with described first, connects the first bookbinding bar 252 and second that sets up and binds to fix under the state at interval of bar 256 and bind the body of rod 50 shortening.

Promptly, second keeps body 296 and second to keep body 298 to form point symmetry, second of back cover 214c side (B face side) keeps body 296 to keep the sidepiece of first main body 254 of the bookbinding body of rod 250, and second of front cover 214b side (A face side) keeps body 298 to keep the sidepiece of second main body 258 of the bookbinding body of rod 250.

Second of back cover 214c side (B face side) keeps body 296 cross sections to be L font roughly, and the outstanding abutting part 320 that engages with the lateral surface of first main body 254 that is provided with, below described abutting part 320, (outside of the width of pedestal 220) outstanding pivot branch 324 that is provided with pivot Zhi Yu as the pivot 240 of the support 228a of the pedestal 220 of fixed mechanism and support 228b toward the outer side.

Bottom at abutting part 320, the outstanding teat 328 that is provided with of the mode that extend (inboard of the width of pedestal 220) with to the inside, it is used to make the first bookbinding bar 252 and the second bookbinding bar 256 to be in first main body 254 that connects the state that sets up to slide, to the optimum position guiding as the pedestal 220 of fixed mechanism.

Second of front cover 214b side (A face side) keeps body 298 cross sections to be L font roughly, and the outstanding abutting part 322 that engages with the lateral surface of second main body 258 that is provided with, below described abutting part 322, (outside of the width of pedestal 220) outstanding pivot branch 326 that is provided with pivot Zhi Yu as the pivot 242 of the support 230a of the pedestal 220 of fixed mechanism and support 230b toward the outer side.

Bottom at abutting part 322, the outstanding teat 330 that is provided with of the mode that extend (inboard of the width of pedestal 220) with to the inside, it is used to make the interval of shortening first main body 254 and second main body 258 and is in second main body 258 that connects the state that sets up at the first bookbinding bar 252 and the second bookbinding bar 256 and slides, to the optimum position guiding as the pedestal 220 of fixed mechanism.

The first engaging body 292 of back cover 214c side (B face side) utilizes a pair of pivot branch 308 that has in its underpart that appropriate intervals is provided with in vain, rotates pivot freely and props up pivot 240 in fixed mechanism.

In the inboard of the first engaging body 292, a pair of pivot branch 324 that second keeps body 296 to utilize has at an upper portion thereof that appropriate intervals is provided with in vain, rotating freely, pivot props up in pivot 240.

The first engaging body 294 of front cover 214b side (A face side) utilizes in its underpart has a pair of pivot 310a of branch and the 310b of pivot branch that appropriate intervals is provided with in vain, rotates pivot freely and props up pivot 242 in fixed mechanism.

In the inboard of the first engaging body 294, a pair of pivot branch 326 that second keeps body 298 to utilize has at an upper portion thereof that appropriate intervals is provided with in vain, rotating freely, pivot props up in pivot 242.

Pivot branch 324 and pivot branch 324 be (outside of the width of pedestal 220) outstanding setting laterally, and between a pair of pivot branch 308 and pivot branch 308 of (inboard of the width of pedestal 220) outstanding setting to the inside in the first engaging body 292, pivot props up in pivot 240.

Pivot branch 326 and pivot branch 326 be (outside of the width of pedestal 220) outstanding setting laterally, and between a pair of pivot 310a of branch and the 310b of pivot branch of (inboard of the width of pedestal 220) outstanding setting to the inside in the first engaging body 294, pivot props up in pivot 242.

Set up elastic component 340 and elastic component 342 on pivot 240 and pivot 242, described elastic component 340 and elastic component 342 are used to keep first main body 254 and second main body 258 are fixed in as on the pedestal 220 of fixed mechanism and constitute the first engaging body 292 of snap fastener 290 and the first engaging body 294 and second and keep relation between the body 296 and the second maintenance body 298.

The elastic component 340 of back cover 14c side (B face side) possesses from outstanding upward first press section 348 that is provided with of an end of coil portion 344 and outstanding downwards second press section 352 that is provided with.

First press section 348 to the outstanding setting of the lateral surface of the first engaging body 292, engages body 292 to the inside (inboard of the width of pedestal 220) application of force to first with linearity.

Second press section 352 is to keep the lateral surface of body 296 to the roughly L of following outstanding setting font from second, be engaged to the teat 328 of the second maintenance body 296, and with pivot branch 324 as pivot, keep body 296 (inboard of the width of pedestal 220) application of force to the inside to second.

In order first main body 254 to be fixed in the pedestal 220 as fixed mechanism under the state that shortens the first bookbinding bar 252 and the second bookbinding bar 256,340 pairs of elastic components are engaged to the first engaging body 292 (inboard of the width of the pedestal 220) application of force to the inside on the top of first main body 254.

The elastic component 342 of front cover 14b side (A face side) possesses from outstanding upward first press section 350 that is provided with of an end of coil portion 346 and outstanding downwards second press section 354 that is provided with.

First press section 350 to the outstanding setting of the lateral surface of the first engaging body 294, engages body 294 to the inside (inboard of the width of pedestal 220) application of force to first with linearity.

Second press section 354 is to keep the lateral surface of body 298 to the roughly L of following outstanding setting font from second, be limited to the teat 330 of the second maintenance body 298, and with pivot branch 326 as pivot, keep body 298 (inboard of the width of pedestal 220) application of force to the inside to second.

In order second main body 258 to be fixed in the pedestal 220 as fixed mechanism under the state that shortens the first bookbinding bar 252 and the second bookbinding bar 256,342 pairs of elastic components are engaged to the first engaging body 294 (inboard of the width of the pedestal 20) application of force to the inside on the top of second main body 258.

In order on file 12, to keep writing pad etc., under the state of pulling down the bookbinding body of rod 250 from fixed mechanism, the first bookbinding bar 252 of the bookbinding body of rod 250 inserted lead in by the bookbinding hole of binding thing S by binding thing S.At this moment because the leading section of the first bookbinding bar 252 tilts, therefore can easily the first bookbinding bar 252 be inserted files etc. by the bookbinding hole of binding thing S.

Secondly, the bar-shaped inboard insertion section of the second bookbinding bar 256 is inserted in the insertion section, the outside of the first bookbinding bar 252, between first main body 254 and second main body 258, keep by binding thing S.

Then, under keeping, first main body 254 and second main body 258 snap fastener 290 tops from fixed mechanism are embedded in it by the state of binding thing S.

At this moment, the lateral surface of first main body 254 and second main body 258 is the inclination of the medial surface of press section, top 304 and press section, top 306 along the first engaging body 292 of snap fastener 290 and the medial surface of the first engaging body 294, embeds towards pedestal 220.

And, be sticked in the support 228a that is positioned at fixed mechanism and the pivot 240 of support 228b with being formed at the fixed part 264a of bottom of first main body 254 and fixed part 264b.

In addition, be sticked in the support 230a that is positioned at fixed mechanism and the pivot 242 of support 230b with being formed at the fixed part 266a of bottom of second main body 258 and fixed part 266b.

In this embodiment, bookbinding fixed part 264a of the body of rod 250 and fixed part 264b and fixed part 266a and fixed part 266b are embedded between the 232a of pivot branch that the top of the support 228a of fixed mechanism and support 228b and support 230a and support 230b forms and the 232b of pivot branch and 234a of pivot branch and the 234b of pivot branch in the formed recess, are sticked in the pivot 240 and the pivot 242 that are positioned at recess respectively.

When embedding snap fastener 290, the exerting pressure of the first engaging body 292 and the first engaging body, 294 opposing elastic components 340 and elastic component 342, and its top is open, and embeds the bookbinding body of rod 250 towards the below.

And for first main body 254 and second main body 258 of the bookbinding body of rod 250, its underpart collides second and keeps the teat 328 and second of body 296 to keep the teat 330 of body 298, and in the upper surface slide of this teat 328 and teat 330.

On the other hand, when the first engaging body 292 and the first engaging body 294 first press section 348 and the exerting pressure when embedding the bookbinding body of rod 250 of first press section 350 by elastic component 340 and elastic component 342, become the state that open the top, then, shorten the interval of top, be sticked in the holding section 268 of first main body 254 and the holding section 270 of second main body 258.

Promptly, the press section, top 304 of the first engaging body 292 engage body 294 with first press section, top 306 is sticked in the holding section 268 of first main body 254 and the holding section 270 of second main body 258 respectively, and the setting that keeps the setting of first main body 254 that the sidepiece of one 260 and second main body 258 are set respectively of the second maintenance body 296 and the second maintenance body 298 is provided with the sidepiece of portion 262.

And, the lower edge of press section, top 306 of the lower edge of the press section, top 304 of the first engaging body 292 and the first engaging body 294 is sticked in from the top of the holding section 270 of the holding section 268 of first main body 254 and second main body 258 to the face of medial margin, and the fixed part 264a and the fixed part 264b of first main body 254 are sticked in pivot 240, and, the fixed part 266a and the fixed part 266b of second main body 258 are sticked in pivot 242, thus, the bookbinding body of rod 250 is connected in as the pedestal 220 of fixed mechanism also fixing.

When pull down on file 12 writing pad that keeps etc. by binding thing S the time, if the top of the first engaging body 292 of the snap fastener 290 of back cover 214c side (B face side) is spurred laterally, first main body 254 is pulled out upward, then can be from pulling down first main body 254 as the pedestal 220 of fixed mechanism.

In addition, when when pulling down second main body 258 of front cover 214b side (A face side) of the bookbinding body of rod 250 as the pedestal 220 of fixed mechanism, shown in Figure 14 and 15, if spur the top of the first engaging body 294 of snap fastener 290 laterally, thus, from the press section, top 306 that the first engaging body 294 is pulled down in the holding section 270 of the bookbinding body of rod 250, mention second main body 258 of binding the body of rod 250 upward, then can be from pulling down second main body 258 as the pedestal 220 of fixed mechanism.

And, under the state of the first bookbinding bar 252 that is inserted first main body 254 by binding thing S, extract the second bookbinding bar 256 from the first bookbinding bar 252, the second bookbinding bar 256 inserts under the state of the first bookbinding bar 252, promptly extract under the state of a part, the outstanding first maintenance body 278a and first that is arranged at the bottom of second maintaining part 274 is kept pivot branch 310a and the pivot branch 310b of the peristome of body 278b in the face of engaging body 294, extract second bookbinding bar 256 and the elongation from the first bookbinding bar 252, keep body 278a and first to keep the 310a of pivot branch and the 310b of pivot branch of the embedded insertion engaging of the peristome body 294 of body 278a from first, and keep body 278a and first to keep body 278b to be sticked in the 310a of pivot branch and the 310b of pivot branch of engaging body 294 first.

Second medial extremity that keeps body 274 promptly a side first keep first of body 278a and opposite side to keep front end between the body 278b to be sticked in second upper surface that keeps the teat 330 of body 298.

Promptly, at the interval of widening first main body 254 and second main body 258, inserted by binding thing S under the state of the first bookbinding bar 252, and be connected under the state that sets up with the second bookbinding bar 256 at the first bookbinding bar 252, second main body 258 of the bookbinding body of rod 250 remains in 310a of pivot branch and the 310b of pivot branch as the first engaging body 294 of maintaining body.

Like this, can widen the interval between first main body 254 and second main body 258, expand, make to be become easy by the reading of binding thing S by the scope of binding thing S.

Described first main body 254 can form have the first bookbinding bar 252, with described second main body 258 same as first of maintaining body keep body 278a, 278b and with the second same maintaining part 274 of described second maintaining part 272.

Keep body 278a and first to keep body 278b to described as first of maintaining body, can form as follows: in described second maintaining part 274, between the position of the fixing described second bookbinding bar 256, be used to widen the interval of first main body 254 and second main body 258 and have at interval position in vain, forming first towards the position of the fixing described second bookbinding bar 256 keeps body 278a and first to keep body 278b, under the state of widening the interval between first main body 254 and second main body 258, the described first maintenance body 278a and the first maintenance body 278b remain in the pedestal 220 as fixed mechanism.

For example, can keep the body 278a and first interval that keeps body 278b with first, as shown in figure 18, form than described embodiment and vacate at interval, in addition, can keep body 278a and first to keep body 278b widen than described embodiment with first, as shown in figure 18, or shorten than illustrated embodiment with the interval that described setting is provided with portion 262.

In addition, keep body 278a and first to keep body 278b for first, be not limited to described embodiment, can be with position fixing on first main body 254 under the state at the interval of widening first main body 254 and second main body 258 and/or second main body 258, remain in the part of pedestal 20, for example, pivot 240 and pivot 242, the 232a of pivot branch and the 232b of pivot branch and the 234a of pivot branch and the 234b of pivot branch etc.

For example, as shown in figure 18, also can be following formation: connect at (pivot 242 of support 230a and support 230b near) near the ora terminalis on the support 230a of fixed part 266a that is used for fixing second main body 258 and fixed part 266b and the support 230b and be provided with as the maintenance of maintaining body through hole 230a ₁And maintenance through hole 230b ₁, under the state at the interval of widening first main body 254 and second main body 258, from described maintenance through hole 230a ₁And maintenance through hole 230b ₁First of embedded insertion second main body 258 keeps body 278c and first to keep body 278d, and is sticked in support 230a and support 230b, remains in the pedestal 220 as fixed mechanism.

In addition, as shown in figure 19, can constitute: make outstanding being arranged at erect fixed part 266c that portion 262 is set and the interval and first of fixed part 266d keeps body 278a and first to keep the interval of body 278b consistent, under the state at the interval of shortening first main body 254 and second main body 258, to bind the body of rod 250 when being fixed in pedestal 220, fixing outstanding being arranged at of setting-in erect fixed part 266c and the fixed part 266d that portion 262 is set on 310a of pivot branch and the 310b of pivot branch.Fixed part 266c has the shape that the insertion of connecting keeps using through hole 302a, fixed part 266d also has perforation and is inserted in the shape that keeps with through hole 302b, insert maintenance in perforation and use under the state of through hole 302b with through hole 302a and maintenance, fixed part 266c and fixed part 266d are flush-mounted in 310a of pivot branch and the 310b of pivot branch.

In addition, can make the outstanding interval of erectting fixed part 266a that portion 262 is set and fixed part 266b that is arranged at cooperate with the interval of support 230c and support 230d and form, under the state at the interval of shortening first main body 254 and second main body 258, to bind the body of rod 250 when being fixed in pedestal 220, fixing outstanding being arranged at of setting-in erect fixed part 266a and the fixed part 266b that portion 262 is set on support 230c and support 230d.

For described first main body 254 and second main body 258, forming differently as first of maintaining body keeps body 278a and first to keep body 278b, it is used under the state at the interval of widening described first main body 254 and described second main body 258, will not be connected in as described first main body 254 of the pedestal 220 of fixed mechanism or described second main body 258 to be fixed in pedestal 220 as fixed mechanism; With fixed part 266a and fixed part 266b as fixed mechanism, it is used under the state at the interval of the first bookbinding bar 252 that the described connection of shortening is set up and the second bookbinding bar 256, fixing described first main body 254 and described second main body 258, but, this maintaining body and fixed mechanism also can form same and/or equal.

For described fixed mechanism, form differently 310a of pivot branch and the 310b of pivot branch as maintaining body, it is used for fixing described first main body 254 and second main body 258 on fixed mechanism under the state at the interval of widening described first main body 254 and second main body 258; With pivot 242 as fixed mechanism, it is used under the state at the interval of the first bookbinding bar 252 that the described connection of shortening is set up and the second bookbinding bar 256, fixing described first main body 254 and described second main body 258, but, this maintaining body and fixed mechanism also can form same and/or equal.

Industrial applicibility

The file that the related applicable porous such as two holes usefulness and four Kong Yong of binding parts of this invention is used The binding parts of folder binder class.

Claims (9)

1. binding parts comprises: first main body, and it has insertion by the first bookbinding bar in the bookbinding hole of binding thing; Second main body, it has in order to insert by the bookbinding hole of binding thing and link is located at the second bookbinding bar of the first bookbinding bar; And fixed mechanism, it is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body,

Described binding parts also has maintaining body, and this maintaining body keeps described first main body and described second main body under the state at the interval of having widened first main body that described connection sets up and second main body,

Described maintaining body is formed at first main body and/or second main body and fixed mechanism, near the position that first main body under the state at the interval of having shortened first main body and second main body and/or second main body are fixed, first main body and/or second main body of having widened under the state at interval of first main body and second main body remained in described fixed mechanism.

2. binding parts according to claim 1, wherein,

Described second main body has:

Second maintaining part, it is provided with from the position of fixing the second bookbinding bar is outstanding to the inside; With

Maintaining body, its be formed on and the position of the fixing described second bookbinding bar between be provided with the position at the interval at the interval that is used to widen first main body and second main body,

Described maintaining body forms under the state at the interval of having widened first main body and second main body and remains in fixed mechanism.

3. binding parts according to claim 1 and 2, wherein,

Described maintaining body has described second maintaining part,

And the position of the fixing described second bookbinding bar between be provided with the position at the interval at the interval that is used to widen first main body and second main body, be formed with first towards the position of the fixing described second bookbinding bar and keep body,

Described first keeps the bodily form to become under the state at the interval of having widened first main body and second main body remains in fixed mechanism.

4. according to each described binding parts in the claim 1 to 3, wherein,

Described second main body has: the setting of fixing the second bookbinding bar is provided with portion; Give prominence to the second tabular maintaining part that is provided with the bottom that portion is set from described setting to the direction that the second bookbinding bar extends,

Described maintaining body is in the mode towards the direction opening at the position of the fixing described second bookbinding bar, bottom in described second maintaining part, and and described setting be provided with between the portion and have for the interval of widening first main body and second main body that position at interval is outstanding to be provided with first and to keep body in vain

Described first keeps body to form from the part of the embedded insertion fixed mechanism of peristome and the mode that engages with the part of this fixed mechanism.

5. according to each described binding parts in the claim 2 to 4, wherein,

Described first main body and described second main body form equally.

6. according to each described binding parts in the claim 1 to 5, wherein,

Described first main body and second main body are formed with maintaining body and fixed mechanism equally and/or comparably,

Described maintaining body is used under the state at the interval of having widened described first main body and described second main body, and described first main body or described second main body that will not be connected in fixed mechanism are fixed in fixed mechanism; Described fixed mechanism is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body.

7. according to each described binding parts in the claim 1 to 6, wherein,

Described first main body and second main body have form differently maintaining body and fixed mechanism,

Described maintaining body is used under the state at the interval of having widened described first main body and described second main body, and described first main body or described second main body that will not be connected in fixed mechanism are fixed in fixed mechanism; Described fixed mechanism is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body.

8. according to each described binding parts in the claim 1 to 7, wherein,

Described fixed mechanism is formed with maintaining body and fixed mechanism equally and/or comparably,

Described maintaining body is used under the state at the interval of having widened described first main body and second main body described first main body and second main body being fixed in fixed mechanism; Described fixed mechanism is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body.

9. according to each described binding parts in the claim 1 to 8, wherein,

Described fixed mechanism has form differently maintaining body and fixed mechanism,

Described maintaining body is used under the state at the interval of having widened described first main body and second main body described first main body and second main body being fixed in fixed mechanism; Described fixed mechanism is used under the state at the interval of having shortened the first bookbinding bar that described connection sets up and the second bookbinding bar, fixing described first main body and described second main body.

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