JP2002316495A - Fastener - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fastener which is excellent in safety, of which the function is not reduced, and in addition, of which the sorted disposal is made possible as well, regarding the fastener to bind especially forms in a folder. SOLUTION: A base plate, binding legs, a plurality of fitting grooves, through holes, a side operation hole for removal, an attaching operation groove are integrally formed of a synthetic resin material. In this case, the binding legs are located at both ends of the base plate. The fitting grooves are arranged with a specified interval from the base plate to the distal end sections of the binding legs. The through holes continue between the fitting grooves, and have a return-preventive protuberance on the opening side of the fitting groove. The side operation hole for removal continues from the fitting groove or the through hole, and is located on the base plate. The attaching operation groove continues from the fitting groove or the through hole, and is located on the distal end side of the binding leg. Then, a low carbon steel wire is fitted in the fitting groove from the base plate to the distal end sides of the binding legs. At the same time, the low carbon steel wire is held in the fitting groove by the return-preventive protuberance. In the meantime, the central section of the low carbon steel wire is made to attend in the front operation hole for removal. Thus, the low carbon steel wire is made removable from the base plate and the binding legs.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fastener for binding slips to folders.

[0002]

2. Description of the Related Art Conventionally, a zipper for binding slips at a predetermined position of a folded folder has a small number of paper sheets and is frequently used. A simple zipper consisting of only the zipper was used. However, since the binding foot for holding the paper sheet is premised on plastic deformation, it cannot be formed of a synthetic resin material, and since it is necessary to manufacture it at low cost, it is formed of a thin metal plate obtained by integrally punching the board and the binding foot. Was. Because of this,
The user's carelessness could tear the fingertips or the like, causing a problem in safety.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and provides a fastener which is excellent in safety, does not deteriorate the function of the fastener, and can be separated and discarded. The task is to do.

[0004]

Therefore, in order to solve the above-mentioned problems, the first means of the present invention is to form a substrate and binding feet located at both ends of the substrate integrally from a synthetic resin material. A deformation maintaining member made of a plastic material is detachably provided from the substrate to the tip of the binding foot.

Next, the present invention is configured as a second means in that the substrate and the binding feet located at both ends of the substrate are integrally formed from a synthetic resin material, and the binding foot extends from the substrate to the tip of the binding foot. A deformation maintaining member made of a plastic material is detachably provided, and a removal operation hole for removing the deformation maintaining member is formed in the substrate.

Next, the present invention is configured as a third means in that the deformation maintaining member is formed of a mild steel wire. Next, the present invention is configured as a fourth means, a substrate, a binding foot located at both ends of the substrate,
A plurality of fitting grooves arranged at a predetermined interval from the substrate to the tip of the binding foot, and a through hole continuous between the fitting grooves and having a detent projection on the opening side of the fitting groove. The mounting operation groove located on the distal end side of the binding foot, which is located on the base plate continuously with the fitting groove or the through hole and the mounting operation groove located on the substrate continuously with the fitting groove or the through hole, is formed on the synthetic resin material. The mild steel wire rod is fitted into the fitting groove from the substrate to the tip side of the binding foot, and the mild steel wire rod is held in the fitting groove by the detent projection, while the mild steel wire rod is formed. The mild steel wire rod is detachable from the base plate and the binding foot with the central portion facing the front removal operation hole.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the accompanying drawings. In FIG. 1, reference numeral 1 indicates a fastener of the present invention, and reference numeral 2
Indicates a substrate, reference numerals 3 and 3 indicate binding feet, and reference numeral 5 indicates
A deformation maintaining member detachably attached to the substrate 2 and the binding feet 3 is shown. The substrate 2 and the binding feet 3 are integrally formed from a synthetic resin material (polyethylene in the embodiment).

The base plate 2 has a flat rectangular shape, and the binding legs 3 and 3 have a tapered end, are thinner than the short dimension of the base plate 2, have a flat peripheral portion, and have a central portion extending in the longitudinal direction. It is formed in the projected shape. An operation hole 21 for removal, which is large enough to fit the tip of the nose pliers and penetrates vertically, is formed in the central portion of the substrate 2 in the longitudinal direction.

Further, the detent projections 22 which are continuous with the binding feet 3 and 3 of the detaching operation hole 21 with a space in which the deformation maintaining member 5 can be forcibly fitted in the short direction are provided. 22 having a front surface side (folder side), a deformation maintaining member 5 and a trunk width in the short side direction, and a through hole 2 opening on the back side.
3 and 23 are formed to have predetermined dimensions in the longitudinal direction.

Furthermore, the binding feet 3, 3 of the through holes 23, 23
A through hole 23 (deformation maintaining member 5) and a fitting groove 24 having a trunk width and opening on the front side are formed to have predetermined dimensions in the longitudinal direction. Continuing with the fitting grooves 24, 24 located on the distal end side, mounting operation grooves 25, 25 having the body width and opening on the back surface side are formed to have a predetermined dimension in the longitudinal direction.

That is, a plurality of through-holes 23 and fitting grooves 24 are formed alternately from the base plate 2 to the tips of the binding feet 3, 3. Together with 25, the substrate 2 and the binding feet 3, 3 are formed simultaneously.

The deformation maintaining member 5 has a wire diameter matching the through holes 23, the fitting grooves 24, and is located at the end of the mounting operation holes 25, 25 of the binding feet 3, 3. And made of mild steel wire.

The deformation maintaining member 5 made of the synthetic resin substrate 2, the binding feet 3, 3 and the mild steel wire is formed as described above, and both ends of the deformation maintaining member 5 are attached by fitting grooves 24, 24. Positioned from the surface side in the operation grooves 25, 25,
Next, the other portions of the deformation maintaining member 5 are stopped by the detent protrusions 22 and 2.
2 are forcibly moved over, and are positioned in the through holes 23 and the fitting grooves 24. As a result, the deformation maintaining member 5 is prevented from coming out to the front side by the detent projections 22..., And is prevented from falling to the back side by the bottom of the fitting grooves 24. The board 3 and the binding feet 3, 3
And the fastener 1 is completed.

On the other hand, when the fastener 1 is to be discarded, the tip of the nose pliers faces the removal operation hole 25,
The deformation maintaining member 5 is sandwiched between pliers, etc.
········· Put off and remove, and separate and discard the deformation maintaining member 5, the substrate 2, and the binding feet 3, 3.

Although the mild steel wire is used as the deformation maintaining member 5 in the embodiment, any plastic material (for example, sheet metal) may be used, and the shape of the deformation maintaining member suitable for the plastic material to be used is sufficient. It goes without saying that the dimensions and shape of the fitting groove, the detent protrusion, the through hole, the removing operation hole, and the first mounting operation groove may be selected correspondingly.

[0016]

According to the first aspect of the present invention, since the substrate and the binding foot that touch the user's fingertip are integrally formed of a synthetic resin material, the fingertip or the like can be torn as in the prior art. It is excellent in safety, and a deformation maintaining member made of plastic material is detachably provided from the substrate to the tip of the binding foot,
Separate disposal is also possible without impairing the function of the fastener. According to the second aspect of the present invention, since the removal operation hole is formed in the substrate, it is easy to separate the synthetic resin and the plastic material. According to the third aspect of the present invention, since a mild steel wire is used for the deformation maintaining member, the material can be easily obtained and processed, and can be manufactured at low cost. According to the invention as set forth in claim 4, since the fitting groove, the through hole, the removal operation hole and the like are opened in any of the up and down directions, it can be formed at the same time when the substrate and the spelling foot are formed. Not only is it easy to manufacture, but also the material can be reduced and it can be manufactured at low cost. In addition, since the mounting operation groove is provided, the mild steel wire can be easily mounted, and the deformation maintaining member can be easily removed by the removal operation hole.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of the present invention.

FIG. 2 is a partial front view of the present invention.

FIG. 3 is a partial side view of the present invention.

FIG. 4 is an enlarged sectional view taken along line AA of FIG. 2;

FIG. 5 is an enlarged sectional view taken along line BB of FIG. 2;

FIG. 6 is an enlarged sectional view taken along line CC of FIG. 2;

FIG. 7 is an enlarged sectional view taken along line DD of FIG. 2;

FIG. 8 is an enlarged sectional view taken along line EE of FIG. 2;

9 is an enlarged sectional view taken along line FF of FIG. 2;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Fastener 2 Substrate 21 Operation hole for removal 22 Detent projection 23 Through hole 24 Fitting groove 25 Mounting operation groove 3 Spelling leg 5 Deformation maintaining member

Claims (4)

[Claims] 1. A substrate and binding legs located at both ends of the substrate are integrally formed from a synthetic resin material, and a deformation maintaining member made of a plastic material is detachably provided from the substrate to the tip of the binding leg. Fastener characterized by the fact that. 2. A substrate and a binding leg positioned at both ends of the substrate are integrally formed of a synthetic resin material, and a deformation maintaining member made of a plastic material is detachably provided from the substrate to the tip of the binding leg. A fastener, wherein a removal operation hole for removing the deformation maintaining member is formed in the substrate. 3. The fastener according to claim 1, wherein the deformation maintaining member is formed of a mild steel wire. 4. A board, binding feet located at both ends of the board, a plurality of fitting grooves arranged at a predetermined interval from the board to a tip of the binding feet, and a fitting groove. A through hole having a detent projection on the opening side of the fitting groove, a removal side operation hole located on the substrate continuously with the fitting groove or the through hole, and a continuous hole in the fitting groove or the through hole. The mounting operation groove located on the distal end side of the binding foot is integrally formed of a synthetic resin material, and the mild steel wire rod is fitted into the fitting groove from the substrate to the distal end side of the binding foot and returned. A fastener characterized in that the mild steel wire is retained in the fitting groove by the retaining projection, while the central portion of the mild steel wire is exposed to the front removal operation hole, and the mild steel wire can be removed from the substrate and the binding foot. .