TWI646916B - Zipper - Google Patents

Abstract

A zipper comprising a pair of straps and a slider. The strips each include a belt body and a plurality of sprocket teeth respectively connected to the belt bodies, the sliding seat comprising a pair of side wing members and a connecting member connected between the side wing members, each of the side wing members having a first board and a second guide board that are connected to the side panel, the first and second guide boards each have a first and second front ends and a first and second rear ends, and the connecting member has an inner end and a second end Conversely, the outer end of the inner end, a pair of guiding surfaces, at least one guiding mask has a stop. By the action of the stopper, the fastener elements can be blocked, and the fastener elements of the belts can be prevented from easily coming apart from each other, and the safety of the zipper can be ensured.

Description

zipper

The invention relates to a joining element, in particular to a zipper.

As shown in FIG. 1 , a conventional zipper includes a pair of straps 1 and a slider 2 . The strips 1 each include a belt body 101 and a plurality of sprocket teeth 102 respectively connected to the belt bodies 101. The carriage 2 includes a pair of side wing members 201 and a joint member connected between the side wing members 201. 202. A pair of guiding rails 3 respectively located at two sides of the connecting member 202 and a collecting channel 4 connected to one side of the guiding rails 3 are formed between the wing members 201. The side flaps 201 each have a side plate 203 and a pair of guide plates 204 that are connected to the side plate 203. The guide plates 204 each have a first end 205 corresponding to the connecting member 202 and a first opposite to the first side. The second end 206 of the end 205. The connecting member 202 has an inner end 207, an outer end 208 opposite to the inner end 207, a pair of guiding bevels 209 adjoining the inner end 207, and a pair of side end faces 209 adjoining the outer end 208. And a pair of turning portions 209" respectively located between the leading bevel 209 and the side end faces 209', the turning portions 209" being located outside the first ends 205, respectively.

Although such a zipper structure is generally visible, because the turning portions 209" are located outside the first ends 205, they are respectively located at the links. The strips 1 on both sides of the 202 have no structure capable of providing a limit, so when the slider 2 has been pulled to a predetermined position, the strips 1 are easily pulled apart due to external force or tension. The seat 2 will also gradually retreat, and the positioning of the slider 2 relative to the strips 1 is not good, resulting in a state in which the clothes and the zipper are opened.

Accordingly, it is an object of the present invention to provide a zipper that prevents zipper opening at will and provides better security.

Thus, the zipper of the present invention comprises a pair of straps and a slider. Each of the strips includes a strip body and a plurality of sprocket teeth respectively connected to the strips, each of the strips including a strip body and a plurality of sprocket teeth respectively connected to the strip bodies. The sliding seat comprises a pair of spaced apart side wing members, and a connecting member connected between the side wing members, the pair of wing members forming a pair of guiding rails respectively located on opposite sides of the connecting member, and a communication And a second guide plate and a second guide plate that are connected to the two sides of the side plate, and the first and second guide plates are mutually connected to each other. Oppositely, the first and second guide plates each have a first and second front ends corresponding to the guiding tracks, and a first and second rear ends corresponding to the collecting channels, and the connecting members are coupled to the side plates. And having an inner end facing the collecting channel, an outer end opposite to the inner end and corresponding to the open end of the guiding track, a pair being respectively connected between the inner end and the outer end and respectively associated with the outer end Relative guide of the first and second guide plates The at least one guide mask has a stop portion between the first and second front ends and the first and second rear ends and protruding toward the guide rails.

The effect of the invention is that the stop portion is arranged such that the strips located outside the guide rails are subjected to an external force and are intended to be outwardly opened, the stop block blocks the stitches It is ensured that the strips do not easily move away from each other, and the slider has better positioning with respect to the strips and has better safety.

1‧‧‧With film

101‧‧‧Band

102‧‧‧ sprocket

213’‧‧‧ second front end

214’‧‧‧second backend

218‧‧‧ Positioning parts

2‧‧‧Slide

201‧‧‧ wing parts

202‧‧‧Links

203‧‧‧ side panels

204‧‧‧ Guide

205‧‧‧ first end

206‧‧‧ second end

207‧‧‧Inside

208‧‧‧Outside

209‧‧‧ Guided bevel

209’‧‧‧ side end face

209"‧‧‧ turning section

3‧‧‧Guided track

4‧‧‧ Collection Road

10‧‧‧With film

11‧‧‧With body

12‧‧‧ sprocket

20‧‧‧Slide

21‧‧‧ wing parts

211‧‧‧ side panels

212‧‧‧First guide

213‧‧‧ first front end

214‧‧‧ first backend

212’‧‧‧Second guide

219‧‧‧ pull-up

22‧‧‧Links

221‧‧‧Inside

222‧‧‧Outside

223, 223’‧‧‧ guidance page

224, 224’‧‧‧Department

23‧‧‧Guided track

24‧‧‧ Collection Road

20’‧‧‧Slide

218’‧‧‧ Positioning parts

219’‧‧‧ pull-up

25’‧‧‧Front block

251’‧‧‧ front edge

26’‧‧‧ Rear Block

261’‧‧‧The back edge

27’‧‧‧Pivot

20”‧‧‧Slide

211"‧‧‧ side panels

218”‧‧‧ positioning parts

25" ‧ ‧ s

251"‧‧‧" buttonhole

26"‧‧‧Snaps

219"‧‧‧ pull-up

Other features and effects of the present invention will be clearly shown in the embodiments of the present invention, wherein: FIG. 1 is a schematic view of a planar combination of a conventional zipper; FIG. 2 is a planar combination of a first embodiment of the zipper of the present invention. 3 is a side view of the slider of the first embodiment; FIG. 4 is a bottom view of the slider of the first embodiment; FIG. 5 is a pair of straps of the first embodiment being pulled Figure 6 is a plan view of a slide of a second embodiment of the present invention; Figure 7 is a plan view of a slide of a third embodiment of the present invention; Figure 8 is a schematic view of a slide of the present invention; A schematic plan view of a slider of the fourth embodiment; and FIG. 9 is a schematic view of a combination of the slider of the fourth embodiment.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same reference numerals.

Referring to Figures 2 to 4, a first embodiment of the zipper of the present invention comprises a pair of straps 10 and a carriage 20.

The strips 10 each include a belt body 11 and a plurality of sprocket teeth 12 respectively connected to the belt bodies 11, and the sprocket teeth 12 are juxtaposed at equal intervals on one side edge of each of the belt bodies 11.

The carriage 20 includes a pair of spaced apart side members 21 and a link 22 coupled between the side members 21. A pair of guiding rails 23 respectively located at two sides of the connecting member 22 and a collecting passage 24 communicating with one side of the guiding rails 23 are formed between the wing members 21.

Each of the side wing members 21 has a side plate 211 and a first and second guide plates 212, 212 ′ that are connected to the two sides of the side plate 211 . The first and second guide plates 212 , 212 ′ are spaced apart from each other, and the The first and second guiding plates 212, 212' each have a first and second front ends 213, 213' corresponding to the guiding tracks 23, and a first and second rear ends 214, 214 corresponding to the collecting channels 24. '. The side plate 211 of the one side wing member 21 is connected with a positioning member 218 for pivoting a pull tab 219.

The connecting member 22 is coupled between the side plates 211 and has an inner end 221 facing the collecting channel 24, and an outer end 222 opposite to the inner end 221 and corresponding to the open end of the guiding rails 23, Paired with the inner end 221 and The guiding surfaces 223, 223' between the outer ends 222 and the first and second guiding plates 212, 212' respectively, the outer end 222 has a width larger than the width of the inner end 221, in the embodiment, the same The guiding surfaces 223 and 223 ′ are asymmetric, wherein a guiding surface 223 is inclined with respect to the first guiding plates 212 and has a first front end 213 and the first rear end 214 . And the stopping portion 224 protruding toward the guiding rails 23, the guiding surface 223 is gradually deflected when the outer end 222 extends toward the inner end 221, and the stopping portion 224 has a triangular block shape. The other guiding surface 223 ′ is in an inverted L shape, and is recessed when the outer end 222 extends toward the inner end 221 , and the guiding surface 223 ′ and the inner end 221 are engaged to form another stopping portion 224 ′. . The first and second front ends 213, 213' of the first and second guide plates 212, 212' are respectively located between the outer end 222 and the inner end 221, and in the embodiment, the first front end 213 to the second The front end 213 ′ is at an equal height, and the distance from the first front end 213 to the inner end 221 is equal to the distance between the second front end 213 ′ and the inner end 221 .

As shown in FIG. 2, when the strips 10 are simultaneously disposed inside the slider 20, the chain of the strips 10 respectively disposed in the guide rails 23 can be used by the connecting members 22. The teeth 12 are spaced apart from one another, with which the sprocket 12 of the strips 10 can be engaged with each other. When the carriage 20 is pulled to displace in the longitudinal direction of the belt segments 10, the fastener elements 12 of the belt segments 10 can be separated or intermeshing from each other.

As shown in FIG. 5, when one of the strips 10 corresponding to the outside of the guide rails 23 is subjected to an external force F and is to be opened outward, the stoppers are utilized. The arrangement of 224, 224' can cause the sprocket 12 to be blocked to create a limit function, which can ensure that the strips 10 do not easily move away from each other, and the positioning of the slider 20 relative to the strips 10 Good and have better security.

Therefore, when the slider 20 has been pulled to the predetermined position, the belt pieces 10 are not easily pulled apart by external force or tension, and the safety of the zipper of the clothes and pants is surely closed.

Referring to FIG. 6 , a second embodiment of the present invention is different from the first embodiment in that the first front end 213 and the second front end 213 ′ are not equal in height, and the first front end 213 to the inner end 221 The distance is smaller than the distance from the second front end 213' to the inner end 221 . The first front end 213 and the second front end 213 ′ are not unequal, and the difference in position between the stop portions 224 and 224 ′ can be used to prevent the strip 10 from being easily subjected to external force or tension. The security that was pulled open.

Referring to FIG. 7, a third embodiment of the present invention differs from the first embodiment in that the positioning member 218' of the sliding seat 20' has a front end portion 25' having an inverted L shape. And a rear stop portion 26' that is disposed in an inverted L shape and disposed opposite the front stop portion 25'. The front stop portion 25' and the rear stop portion 26' define a pivot hole 27', and the front end portion The portion 25' has a front end edge 251' having a rear end edge 261' opposite to the front end edge 251' and having a thickness thinner than the front end edge 251'. The pull tab 219' can be forcibly worn. Passing between the front end edge 251' and the rear end edge 261', and utilizing the rear end edge The thinner 261' effect can be easily placed inside the pivot hole 27' and can be easily assembled.

Referring to FIG. 8 and FIG. 9 , a fourth embodiment of the present invention differs from the first embodiment in a positioning member 218 ′′ of the sliding seat 20 ′′, and the positioning member 218 ′′ has an inverted L-shaped blocking portion 25 . And a latching portion 26" protruding from the side plate 211" and having a snap shape, and the latching portion 25" has a latching hole 251" that can be engaged with the latching portion 26". Before the portion 25" has not been engaged with the buckle portion 26", the pull tab 219" can be sleeved on the stopper portion 25", and the material characteristics of the slider 20" itself are utilized, and the stopper portion is used. When the buckle hole 251" at the end of the 25" is fastened to the buckle portion 26", the pull tab 219" can be easily assembled.

In summary, the zipper of the present invention has a simple overall structure and is easy to manufacture and can achieve the object of the present invention.

However, the above is only the embodiment of the present invention, and the scope of the invention is not limited thereto, and all the equivalent equivalent changes and modifications according to the scope of the patent application and the patent specification of the present invention are still The scope of the invention is covered.

Claims (8)

A zipper comprising: a pair of straps each including a strap body, and a plurality of sprocket teeth respectively coupled to the straps; and a slider including a pair of spaced apart wing members, and a pair of the wing members a connecting member between the pair of side members forming a pair of guiding rails respectively located at two sides of the connecting member, and a collecting passage communicating with one side of the guiding rails, each of the side flap members having a side panel And a first guiding plate and a second guiding plate connected to the two sides of the side plate, the first and second guiding plates are opposite to each other, and the first and second guiding plates each have a corresponding guiding track The first and second front ends correspond to the first and second rear ends of the collecting channel, and the connecting member is coupled between the side plates and has an inner end facing the collecting channel and a side opposite to the inner end Corresponding to the outer end of the open end of the guiding track, a pair of guiding surfaces respectively connected between the inner end and the outer end and respectively opposite to the first and second guiding plates, at least one guiding mask has a The first and second front ends are between the first and second back ends and Such guide rail stopper convex portion. The zipper according to claim 1, wherein a width of an outer end of the connecting member of the sliding seat is greater than a width of the inner end, wherein a guiding surface is inclined and gradually deflected when the outer end extends toward the inner end. The stopper protrudes from the guide surface and has a triangular block shape. The zipper of claim 2, wherein the other guiding surface of the sliding seat has an inverted L shape, and is recessed when the outer end extends toward the inner end, and the other guiding surface is engaged with the inner end. Another stop is formed at the location. The zipper of claim 3, wherein the first and second front ends of the first and second guide plates of the sliding seat are respectively located between the outer end and the inner end, and the distance between the first front end and the inner end Less than the distance between the second front end and the inner end. The zipper of claim 3, wherein the first and second front ends of the first and second guide plates of the sliding seat are respectively located between the outer end and the inner end, and the distance between the first front end and the inner end Is equal to the distance between the second front end and the inner end. The zipper of claim 1, wherein the side plate of one of the wings of the sliding seat is connected with a positioning member, and the positioning member has a pivot hole for pivoting a pull piece. The zipper of claim 3, wherein the positioning member of the sliding seat has a front stop portion that is inverted L-shaped, and a rear stop portion that is inverted L-shaped and disposed opposite the front stop portion, the front block The front portion and the rear stop portion define the pivot hole, and the front stop portion has a front end edge, the rear stop portion has a rear end edge disposed opposite the front end edge, and the pull tab can be forced to pass through the front end edge Between the back end edge. The zipper of claim 3, wherein the positioning member of the sliding seat has an inverted L-shaped blocking portion, and a locking portion protruding from the side plate and having a shape, and the blocking portion has a The button hole is inserted into the buckle portion of the buckle portion, and the handle portion can be sleeved on the blocking portion before the buckle portion is inserted into the buckle portion.