CN203580394U - Sandwiched-type binding appliance - Google Patents

Abstract

Disclosed is a sandwiched-type binding appliance. The size of the binding appliance in the width direction can be reduced and the sandwiched-type binding appliance is beneficial for minimization of a loose-leaf board or a folder in the specified direction. According to the structure of the sandwiched-type binding appliance (1), the sandwiched-type binding appliance is provided with a spiral torsion spring (4) which is connected with an installation base plate (2) and a pressing part (3) through a foot portion (4b), a spiral main body portion (4a) of the spiral torsion spring (4) is installed on the pressing part (3), a handle part (5) which is arranged on another foot portion (4c) extending from the pressing part (3) is configured on the pressing part (3), and the handle part (5) and the pressing part (3) coincide with the pressing part (3) being in an approaching state relative to the installation base plate (2).

Description

Sandwich formula binding implement

Technical field

The utility model relate to mounting base and and its pressing component configuring in opposite directions between, the formula that the sandwiches binding implement that keeps paper and other sheet object under the effect of the power that sandwiches producing in the recovery based on screw type torque spring, particularly propose to be intended to reduce the width dimensions of binding implement, be conducive to arrange the technology of the miniaturizations such as the loose-leaf board of this binding implement and file.

Background technology

So-called on loose-leaf board or file etc., install, as this binding implement that keeps paper etc. is provided, what proposed is the conventional example recorded in patent documentation 1 and 2 etc. in the past.

In the conduct shown in Figure 11, this proposes an example of technology, and the formula that sandwiches binding implement 100 in the past mainly has: and the tabular mounting base 101 that be mounted fixing etc. with drawing pin on the plate of hard or the medial surface of file; On mounting base 101, configuration in opposite directions, can isolate/approach displacement with respect to mounting base 101, is also tabular pressing component 102; Screw type torque spring 103, it arranges a pair of 103b of foot, 103c formation at screw type main part 103a, and the 103b of Yi Yige foot links mounting base 101 and pressing component 102 mutually; With handle portion 104, be arranged on the 103c of another foot of screw type torque spring 103.

According to such binding implement 100, handle portion 104 overlaps and is positioned at mounting base 101 tops, and from mounting base 101 and pressing component 102 illustrated state close to each other, releasing comes from locking of handle locking device 105, follow the 103b of foot close to each other based on screw type torque spring 103, the effect of 103c active force, the handle portion 104 that makes to be arranged at the 103c of another foot of screw type torque spring 103 around swings in the end of screw type torque spring 103 sides, thereby make handle portion 104 upright above mounting base 101, accordingly, can be by the pressing component 102 of the 103b of Yi Ge foot that is arranged on screw type torque spring 103 to the direction displacement from mounting base 101 isolation.

Then, attitude at pressing component 102 from mounting base 101 isolation, configure paper etc. between it after, by upright handle portion 104 is resisted to the 103b of foot of screw type torque springs 103, the active force of 103c, the reverse swing around in above-mentioned end, accordingly, pressing component 102 is approached and displacement to mounting base 101, clamp the paper of configuration therebetween, by the above-mentioned handle locking device 105 of handle portion 104 use is fixing, paper can be kept.

Prior art document

Patent documentation

[patent documentation 1] TOHKEMY 2003-291573 communique

[patent documentation 2] TOHKEMY 2002-248883 communique

Yet, the existing binding implement 100 of Figure 11 representative, on the mounting base 101 of screw type main part 103a that has configured screw type torque spring 103, as the pressing component 102 and the handle portion 104 that are arranged at respectively the 103b of foot and 103c, each comfortable width is configuration side by side mutually, its corollary is that, in the integral body of binding implement 100, width pressing component 102 and handle portion 104 and column direction is very large.

By the such formula that sandwiches binding implement 100 during for for example loose-leaf board or file, onboard or in file, the binding implement 100 of wide degree can occupy large space.Particularly, in the situation that mounting base 101 and pressing component 102 sandwich paper, onboard or in file, the part suitable with the width of handle portion 104, becomes generation in the region that can not configure paper.As its result, be the paper of bookbinding given size, have and have to loose-leaf board or file the vertical of paper or laterally do large such problem.

Utility model content

The utility model is usingd the existing such problem of solution prior art as problem, and its object is, provides and dwindles, can contribute to loose-leaf board or file etc. at the formula that the sandwiches binding implement of prescribed direction miniaturization the size of the width of binding implement.

The formula binding implement that sandwiches of the present utility model, it has: mounting base; Pressing component, configures in opposite directions with this mounting base, and displacement is isolated/approached to this mounting base relatively; Screw type torque spring, a pair of foot that has screw type main part and extend from this screw type main part to outer circumferential sides, links mounting base and pressing component mutually with an above-mentioned foot; Handle portion, is arranged on another foot of screw type torque spring, and the isolation of pressing component/the approach operation of displacement is provided; And handle locking device, for fixed handle part, to the displacement of pressing component is suffered restraints in the attitude that approaches to mounting base, the described formula binding implement that sandwiches is clamped maintenance one piece or many pieces of sheet object between mounting base and pressing component, wherein, the screw type main part of above-mentioned screw type torque spring is installed and is disposed on pressing component, the above-mentioned handle portion that makes to be arranged at above-mentioned another foot of extending from screw type main part is positioned at pressing component top, at the above-mentioned attitude handle portion that approaches, overlaps with pressing component.

At this, sandwich formula binding implement, Yi Ge foot preferred above-mentioned screw type torque spring, that extend to mounting base, at least linearly to the part of mounting base, particularly preferably, above-mentioned Yi Ge foot bends and extends at the coupling position place with mounting base, and Yi Ge foot is L shape.

In addition, at this, preferred above-mentioned pressing component has bottom and a mutual counter-lateral quadrents in opposite directions, the screw type main body section that makes above-mentioned screw type torque spring is in the top, bottom of this pressing component and be between a counter-lateral quadrents, the through hole of the Yi Ge foot in pressing component setting by screw type torque spring, makes at least a portion of this through hole be present in the above-mentioned bottom of pressing component.

Preferred above-mentioned handle locking device is configured to and comprises and tangle jut, this tangles jut and is arranged in any one of pressing component or handle portion, and can to approaching under attitude of mounting base, hang on handle portion or pressing component and engage at pressing component.

In addition, between above-mentioned mounting base and pressing component, can the more than one connecting member that be provided for mutually linking this mounting base and pressing component being installed in the mode of each junction surface rotation, thus, can form and maintain the isolation of the parallel attitude of pressing component relative mounting base/approach displacement.

Adopt the formula binding implement that sandwiches of the present utility model, by the screw type main part of screw type torque spring is installed and is configured in pressing component, and make handle portion be positioned at pressing component top, thereby make as all width dimensions of binding implement compared with the past, the width extent that dwindles handle portion becomes feasible, therefore, can realize and the loose-leaf board of this binding implement or file etc. are set in for example vertical or horizontal miniaturization of paper of prescribed direction.

At this, when pressing component is clamped to paper etc. in the Yi Ge of mounting base upper support foot at every turn between pressing component and mounting base, by the torsion moment loading to screw type torque spring, applied large active force, when part result Yi Ge foot, between mounting base and pressing component is significantly crooked, because of the Reusability of binding implement, the stress that can orientedly relate to bending position is concentrated the danger of the fatigue fracture causing.

In order to tackle this problem, while making screw type torque spring linearly to the part between mounting base from Spiral Notebook body, the concentrated bending position of stress disappears, and can effectively remove the danger of the fatigue fracture of this foot.

In this case, Shi Yige foot is bending and is extending with mounting base coupling position place, Jiang Yige foot all make L shape time, as described above, Yi Ge foot removes bending position to prevent fatigue fracture to the part before mounting base, simultaneously that the coupling position place with mounting base is crooked, just can provide the link between this place and mounting base.

In addition, the screw type main body section that makes screw type torque spring is in the top, bottom of this pressing component and be between a counter-lateral quadrents, and, during the through hole of another foot in pressing component setting by screw type torque spring, screw type torque spring can be arranged on to pressing component with stable attitude, and, configuration is extended to by above-mentioned such linearity by the Yi Ge foot of screw type torque spring and become easy.

Yet, in a part that makes handle locking device, when being arranged in any one of pressing component or handle portion and can hanging over tangling jut and forming of engaging on handle portion or pressing component under the pressing component attitude approaching to mounting base, due to can effectively maintain under the effect of active force of screw type torque spring, mounting base and pressing component approach attitude, so can carry out more reliably the maintenance to paper etc.

In addition, between above-mentioned mounting base and pressing component, installing while being provided for mutually linking the more than one connecting member of this mounting base and pressing component in the mode of each junction surface rotation, pressing component can maintain the parallel attitude of relative mounting base unchangeably relatively mounting base isolate/approach displacement, therefore can improve sandwiching and other operability of paper.

Accompanying drawing explanation

Fig. 1 is the stereogram that attitude represents the formula that the sandwiches binding implement of an embodiment of the present utility model that approaches at pressing component.

Fig. 2 is the stereogram at the formula that the sandwiches binding implement of the isolation attitude presentation graphs 1 of pressing component.

Fig. 3 is respectively at the front view of the formula that the sandwiches binding implement that approaches attitude and isolation attitude presentation graphs 1 of pressing component.

Fig. 4 is the top view of the formula that the sandwiches binding implement of Fig. 1.

Fig. 5 means amplification plan view and the enlarged front view of the variation of the screw type torque spring that the formula that the sandwiches binding implement of Fig. 1 has.

Fig. 6 means amplification plan view and the enlarged front view of other variation of screw type torque spring.

Fig. 7 means top view and the side view of the formula that the sandwiches binding implement of other embodiments.

Fig. 8 means and takes out screw type torque spring that the formula that the sandwiches binding implement of Fig. 7 has and the top view of handle portion.

Fig. 9 means top view and the side view of the mounting base that the formula that the sandwiches binding implement of taking-up Fig. 7 has.

Figure 10 is the cutaway view along the X-X line of Fig. 9 (a).

Figure 11 means the existing stereogram that sandwiches formula binding implement.

Wherein, description of reference numerals is as follows:

1,31 sandwich formula binding implement

2,32 mounting bases

32a, 32b installing hole

32c～32e engages cover

32f, 32g link maintaining part

32h foot maintaining part

3,33 pressing components

3a bottom

3b sidepiece

3c projection receiving portion

4,14,24,34 screw type torque springs

4a, 14a, 24a, 34a screw type main part

4b, 14b, 24b, 34bYi Ge foot

4c, 14c, another foot of 24c, 34c

5,35 handle portions

5a, 33c tangle jut

6,7,36,37 connecting members

6a, 6b, 7a, 7b junction surface

8,38 through holes

B1～B4 bending position

The specific embodiment

Following one side is with reference to accompanying drawing, and one side is described in detail embodiment of the present utility model.

The illustrative formula binding implement 1 that sandwiches of Fig. 1 mainly consists of metal material and other rigid material, has: mounting base 2; The pressing component 3 configuring in opposite directions with mounting base 2; Screw type torque spring 4, it has the screw type main part 4a of drum and a pair of 4b of foot, the 4c of the extension from this screw type main part 4a to outer circumferential sides that the metal wire of reeling in the shape of a spiral forms, with the 4b of Yi Ge foot in them, mutually links mounting base 2 and pressing component 3; And handle portion 5, be arranged on the 4c of another foot of screw type torque spring 4.

At this, mounting base 2 in the illustrated embodiment, the both side edges of flat metallic plate is bent respectively and makes its plastic deformation and implement hole processing etc. and form, in general binding implement 1 is arranged on these mounting base 2 use drawing pins, screw and other known fixtures on the plate of not shown loose-leaf board or the inner side of file etc. in for use.

In addition, at this, on mounting base 2, also by the rectangular metallic plate that has applied needed processing etc., formed with the pressing component 3 of its almost parallel configuration.This pressing component 3 by by each lateral margin of this metallic plate along long side direction towards the upper side of figure by 90-degree bent roughly, thereby be configured to, for example there is rectangular bottom 3a and at the upright a pair of trapezoidal sidepiece 3b arranging of the both side edges of this bottom 3a, but mounting base 2 is not limited to illustrated form.

In addition, in each of above-mentioned mounting base 2 and pressing component 3, smooth press surface is set respectively, this smooth press surface is mutually in opposite directions, and approaching attitude directly or across sheet object face contact mutually indirectly, and clamping paper etc. at pressing component 3.

At this, in the utility model, the screw type main part 4a of screw type torque spring 4 is configured in not on mounting base 2 but on mounting base 2 on the pressing component 3 of configuration, for example, by the direction of the long side direction quadrature of the axis of screw and pressing component 3, is configured.

And the 4b of foot, the 4c extending from this screw type main part 4a to outer circumferential sides, the 4b of Shi Yige foot extends to mounting base 2 from pressing component 3, and these parts are linked mutually.In addition,, at the 4c of another foot, arrange and to be positioned at the handle portion 5 that the user of pressing component 3 tops controls.Again, in this binding implement 1, handle portion 5 be to metallic plate grant be processed to form into by the surrounding of the 4c of another foot around shape.

According to illustrated binding implement 1, based on user's operating grip part 5, make pressing component 3 as shown in Figure 1 to mounting base 2 approach attitude, and as shown in Figure 2 between the isolation attitude of mounting base 2, carry out displacement, thus, can load and unload freely the sheet object such as paper to binding implement 1.

; for making pressing component 3 approach attitude to isolation attitude displacement from relative mounting base 2; as shown in Figure 1; pressing component 3 becomes the attitude that approaches under coincidence status in mounting base 2, pressing component 3 and handle portion 5 each comfortable directions of almost parallel mutually; releasing comes from locking of aftermentioned handle locking device; make the handle portion 5 arranging on the 4c of another foot; an end in this spiral sides around swings; as shown in Figure 2, can make handle portion 5 upright on pressing component 3.Now, the attitude that approaches at pressing component 3, twisting resistance is in a pair of 4b of foot, the 4c of active screw type torque spring 4, the axis that the 4b of Yi Ge foot is accompanied by screw type main part 4a rotation around, the part of pressing component 3 sides is as shown at Fig. 3 (a), from approaching the lateral attitude of mounting base 2, as shown in Figure 3 (b), become the upright posture of leaving from mounting base 2, played and made pressing component 3 lift role from mounting base 2.

On the other hand, for making pressing component 3 from isolation attitude to approaching attitude displacement, by binding implement 1, the sheet object of paper etc. being ordered, as shown in Figure 2, pressing component 3 is in the attitude from mounting base 2 isolation, configure betwixt after paper etc., make handle portion 5 at one end the surrounding of part along other end part is swung towards the approaching direction of pressing component 2, accordingly, make pressing component 3 approach mounting base 2, thereby make the mutual face contact of these press surfaces.Then, the a pair of 4b of foot of opposing screw type torque spring 4, the active force of 4c, the other end of handle portion 5 is divided and further approached pressing component 2, and by handle locking device, handle portion 5 is locked, can between mounting base 2 and pressing component 3, keep clamping sheet object thus.Again, at this, the 4b of Yi Ge foot is from such as shown in Figure 3 (b) upright posture, in the lateral attitude displacement shown in Fig. 3 (a).

Like this, at the state that sheet object is pegged in binding implement 1, due to the effect of the torsion moment of a pair of 4b of foot, 4c to screw type torque spring 4, in pressing component 3 and mounting base 2, can give needed large chucking power to the sheet object body of clamping between it.The size of this chucking power can be by suitably selecting the load on spring of screw type torque spring 4 to adjust.

At this, in this embodiment, on the 3a of the bottom of pressing component 3, between a counter-lateral quadrents 3b, make screw type torque spring 4 in the direction configuration of the long side direction quadrature of the axis of screw and pressing component 3.And at this, by this screw type torque spring 4, for example, by passing the inner side of screw type main part 4a and extending to the screw bolt and nut between sidepiece 3b, be arranged on pressing component 3, accordingly, screw type main part 4a can be rotated on pressing component 3 in the prescribed limit of the surrounding of the axis of this screw type main part 4a.Accordingly, can stable configuration screw type main part 4a, can make simultaneously pressing component 3 relatively approach/isolation of mounting base 2 drive main part 4a effectively rotate.

In addition, preferred at this, during binding implement 1 action as above, pressing component 3 is when displacement is isolated/approached to mounting base 2 relatively, pressing component 3 is in order to maintain the parallel attitude with mounting base 2 always, between mounting base 2 and pressing component 3, more than arranging one, these parts are linked mutually, for example 2 links (link) parts 6, 7, and, this connecting member 6, 7 as shown in Figure 3, at each junction surface 6a to pressing component 3 and mounting base 2, 6b, 7a, 7b can rotate, with pressing component 3, mounting base 2 and connecting member 6, 7 form connect mechanism.

In addition, this connecting member 6,7 is all as shown in top view in Fig. 4, metal pole etc. can be deformed into shape through being the bending of approximate right angle for twice by its bending ductility, in this case, L shaped connecting member 6,7, by the supported hole that is inserted in the sidepiece separately of pressing component 3 and mounting base 2 and arranges, can link these parts mutually.

In addition be preferably as follows structure, in order to restrain pressing component 3 to the approaching attitude of mounting base 2, the handle locking device that handle portion 5 is fixing consists of following part: any one setting in pressing component 3 or handle portion 5 tangle jut, the another one setting of pressing component 3 or handle portion 5, can catch on and engage the projection receiving unit that this tangles jut.

More particularly, in the illustrated embodiment, in the side of handle portion 5, as shown in Figure 4, setting is outstanding from this side to side direction tangles jut 5a, and at the edge of the sidepiece 3b of pressing component 3, arranges and can engage the incision-like projection acceptance division 3c that tangles jut 5a.In addition, although omitted in diagram, projection receiving unit needs only to engage and tangles jut, also can make and connect hole shape, spill or flute profile etc.

Yet the 4b of Yi Ge foot extending to mounting base 2 from pressing component 3, as shown in Figure 4, preferably makes until the part of mounting base 2 is linearly.At this so-called " linearity ", refer to and contain for example tortuous form of 90 ° of above wide-angle bendings, be actually the shape of always extending.

That is,, preferably there is not to be less than the bending position of the low-angle acute angle bending of 90 ° in the 4b's until the part of mounting base 2 of Yi Ge foot, does not wherein more preferably also have the bending position of the angle that is less than 120 °.

Thus, when keeping clamping paper etc., the power effect that the 4b of Yi Ge foot is very large because the torsional moment at screw type torque spring 4 has, so, there is not easily concentrated bending position of stress, even through prolonged and repeated use, also can effectively remove the danger that this stress is concentrated the fatigue fracture of the Yi Ge foot 4 causing.Again, being determined at of above-mentioned angle of bend there is no External Force Acting and carries out under the state of screw type torque spring 4.

In this case, because the 4b of Shi Yige foot is from being configured in screw type main part 4a the bottom 3a of pressing component 3, between sidepiece 3b to the mounting base 2 under the 3a of bottom, linearly extension, so, can be set at pressing component 3 through hole 8 of the passage of the 4b of Yi Ge foot.As shown in Figure 4, pressing component 3, by a part of the sidepiece 3b of the lower side of figure, and paired sidepiece 3b between the direction bulging flexural deformation laterally that increases of distance, and by a part of otch of the bottom 3a it near, form through hole 8.

Such a through hole 8, is not only at sidepiece 3b, also in the scope that relates to bottom 3a, forms, and makes its at least a portion be present in bottom 3a, until the part of mounting base 2 is easy to linearly extension, this is preferred to this 4b of Jiang Yige foot on the one hand.

And, in this embodiment, the 4b of Jiang Yige foot is roughly 90 ° of bendings at the coupling position place to mounting base 2, the shape of the 4b of Jiang Yige foot is as being all L shape accordingly, in addition, the connect apertures arranging by the position of this bending being inserted in to the sidepiece of mounting base 2, thus can be mounted to the surrounding's rotation at the coupling position with mounting base 2 by the 4b of Jiang Yige foot.

In addition, in this utility model, as in Fig. 5 or Fig. 6 as shown in variation, also screw type torque spring 14,24 can be made, Yi Ge foot to mounting base 2 nearby, has the bending position with low-angle bending.

In the screw type torque spring 14 of the variation shown in Fig. 5, the 14b of Yi Ge foot extends upward from the screw type main part 14a configuring at bottom 3a, to cross the mode of sidepiece 3b at bending position B1, the B2 place of two positions, roughly at right angles bending.

In addition, in the variation shown in Fig. 6, at the sidepiece 3b of pressing component 3, the hole portion that the 24b of Yi Ge foot passes through is set, at the Yi Ge of screw type torque spring 24 24b of foot, in the front and back through above-mentioned hole portion, forms bending position B3, the B4 of two positions.

In addition, any one screw type torque spring 14,24 as shown in Fig. 5 and Fig. 6, the 14b of Jun Shiyige foot, 24b has is with the long side direction of pressing component 3 part that quadrature roughly extends.

As other the formula that the sandwiches binding implement 31 of embodiment showing in Fig. 7, except the variation of following point and some other shapes, have and the above-mentioned roughly the same formation of formula binding implement 32 that sandwiches, described point is: handle portion 35 is made with the 34c of another foot of screw type torque spring 34 and is integrated, and on mounting base 32, arrange to installing hole 32a, the 32b of the file that does not have in figure to show or plate etc.

At this, handle portion 35 takes out and can be clear that like that as shown in FIG. 8 from binding implement, the 34c of another foot of screw type torque spring 34 can be extended and forms, so, may not be arranged on parts shown in Fig. 1, as metallic plate granted to the handle portion 5 of plastic working, different from the 4c of foot.

In addition, in this embodiment, the 34c of Yi Ge foot of handle portion 35 is extended, and the 34c of Jiang Gai foot toroidal bend becomes wheel shape or flexural deformation, and, by the side cuts of pressing component 33, at the outstanding to the inside jut 33c that tangles, keep above-mentioned handle portion 35.Wherein, handle portion 35 or the form that tangles jut 33c are not limited to shown in figure.

At this, the installing hole arranging on mounting base 32 also can arrange more than one or three, as shown in Figure 9, for example, each end of the long side direction of the tabular mounting base 32 extending in a direction (left and right directions in the drawings), when running through mounting base 32 two installing hole 32a, 32b being set, can realize the stable installment state to file or plate.

As shown in Figure 9, lateral edge portion at mounting base 32, at the coupling position place separately of the 34b of Yi Ge foot that also has screw type torque spring 34 with connecting member 36 and 37 corresponding to mounting base 32, joint outer cover 32c～32e that a part erects formation is set, so that these coupling positions are covered from side.

At this, in Figure 10, with cutaway view, show like that, at the width middle position of mounting base 32, play the upside of figure, the connecting member 36 extending at width in the rear side with at mounting base 32 and 37 also has the position corresponding to the 34b of Yi Ge foot difference of screw type torque spring 34, the part of tabular mounting base 32 forms otch, and link maintaining part 32f, 32g and the maintaining part 32h of foot that these connecting members 36,37 and the 34b of Yi Ge foot are crowded into is respectively set.

As mentioned above, according to any one embodiment, by the screw type main part of screw type torque spring is installed and is configured on pressing component, the handle portion that another foot extending from pressing component is arranged is configured in pressing component, thereby with as shown in Figure 11, pressing component is compared with the existing binding implement that handle portion configures side by side at width, because can greatly reduce the size of width, so can contribute to dispose the miniaturization of loose-leaf board or the file of this binding implement.

Claims (6)

1. sandwich a formula binding implement, it has: mounting base; Pressing component, configures in opposite directions with this mounting base, and displacement is isolated/approached to this mounting base relatively; Screw type torque spring, a pair of foot that has screw type main part and extend from this screw type main part to outer circumferential sides, links mounting base and pressing component mutually with an above-mentioned foot; Handle portion, is arranged on another foot of screw type torque spring, and the isolation of pressing component/the approach operation of displacement is provided; And handle locking device, for fixed handle part, to the displacement of pressing component is suffered restraints in the attitude that approaches to mounting base, described in sandwich formula binding implement and between mounting base and pressing component, clamp and keep one piece or many pieces of sheet object, wherein,

The screw type main part of above-mentioned screw type torque spring is installed and is disposed on pressing component, the above-mentioned handle portion that makes to be arranged at above-mentioned another foot of extending from screw type main part is positioned at pressing component top, at the above-mentioned attitude handle portion that approaches, overlaps with pressing component.

2. the formula binding implement that sandwiches claimed in claim 1, wherein,

Above-mentioned Yi Ge above-mentioned screw type torque spring, that extend to mounting base foot, at least linearly to the part of mounting base.

3. the formula binding implement that sandwiches claimed in claim 2, wherein,

Above-mentioned Yi Ge foot bends and extends at the coupling position place with mounting base, and Yi Ge foot is L shape.

4. the formula that the sandwiches binding implement described in claim 2 or 3, wherein,

Above-mentioned pressing component has bottom and a mutual counter-lateral quadrents in opposite directions, and the screw type main body section that makes above-mentioned screw type torque spring is in the top, bottom of this pressing component and be between a counter-lateral quadrents,

The through hole of the Yi Ge foot in pressing component setting by screw type torque spring, makes at least a portion of this through hole be present in the above-mentioned bottom of pressing component.

5. the formula that the sandwiches binding implement described in any one in claim 1～3, wherein,

Above-mentioned handle locking device is configured to and comprises and tangle jut, and this tangles jut and is arranged in any one of pressing component or handle portion, and can to approaching under attitude of mounting base, hang on handle portion or pressing component and engage at pressing component.

6. the formula that the sandwiches binding implement described in any one in claim 1～3, wherein,

Between above-mentioned mounting base and pressing component, can the more than one connecting member that be provided for mutually linking this mounting base and pressing component be installed in the mode of each junction surface rotation, can form, maintained the isolation of the parallel attitude of the relative mounting base of pressing component/approach displacement.

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