CN2363537Y

CN2363537Y - Concealed plastic slide fastener

Info

Publication number: CN2363537Y
Application number: CN 99204809
Authority: CN
Inventors: 钟俊彦
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-02-12
Filing date: 1999-02-12
Publication date: 2000-02-16
Anticipated expiration: 2009-02-12

Abstract

The utility model relates to a concealed plastic slide fastener, fastening elements are coagulated at the side edge of a braid strip in a whole row by the injection molding mode, each fastening element forms an n shape, one side is provided with a clamping piece, the other side is provided with a buckle tooth, the length of the fastening tooth is larger than that of the clamping piece, and the projected end is formed with a tooth head; the fastening tooth of each fastening element is turned inwards, the braid strip is ironed and shaped, the strip body of the braid strip completely covers the clamping pieces of the fastening elements and is matched with a slide fastener slider, and the concealed effect of the corresponding fastening elements of the two side braid strips is achieved by the fastening teeth form the mutual engagement.

Description

Concealed plastic slide fastener

The utility model relates to a kind of Concealed plastic slide fastener.Especially refer to that a kind of Contraband shape buckling element that will the row of putting in order directly freezes solidly on the braid over braid edge with ejection formation, bestowing again that upset is whole scalds typing, cooperate a slider of zipper fastener to form a Concealed plastic slide fastener two braid over braids, to simplify manufacture process.

Commonly use CONCEAL ZIPPER, as shown in Figures 1 and 2, it mainly is to utilize materials such as polyester or nylon single line to form the helical form buckling element 10 (10 ') of continuous reeling, and this helical form buckling element 10 (10 ') is incorporated on the turnover face 301 (301 ') of braid over braid 30 (30 ') admittedly via knitting line or thread 20 (20 ') seam, and by two braid over braids 30,30 ' cooperate a slider of zipper fastener to form a CONCEAL ZIPPER, one side of buckling element 10 (10 ') then has several buckle teeth 101 that are provided with adjacent spaces, 101 ', with in corresponding buckle teeth 101 in drawing season, 101 ' can agree with or be disengaging mutually; But above-mentioned known CONCEAL ZIPPER, its buckling element 10 (10 ') must be one-body molded and be the helical form of continuous reeling, and the beginning can provide knitting or sewing and being fixedly arranged on the braid over braid 30 (30 ').As for known non-CONCEAL ZIPPER design, also in No. the 5th, 653,002, U.S., the 5th, 469, No. 605, the 5th, 400, No. 482, the 5th, 297, No. 319 and the 5th, 119, No. 530 etc. the patent case discloses, its basic comprising form and to make molding mode all significantly different with CONCEAL ZIPPER.

Just as above-mentioned, commonly use CONCEAL ZIPPER must be continuous reeling because of buckling element 10 (10 ') helical form form, and need to be fixedly arranged on the braid over braid 30 (30 ') via knitting or sewing type beginning, make a CONCEAL ZIPPER so still another kind can't be had the non-CONCEAL ZIPPER of Contraband body buckling element so far, its reason is that the buckling element of the non-CONCEAL ZIPPER of this kind is that single indivedual build-ins are in the edge of braid over braid, and being spacing is adjacent to whole row and sets firmly configuration, so can't utilize knitting or sewing for turnover sewing combination, especially at the plastic cement slide fastener, because of the plastic cement buckling element of shape is difficult for stinging the edge that tightly is incorporated into braid over braid, so can't provide the aspect that is embodied as Concealed plastic slide fastener at all.

The purpose of this utility model is to provide a kind of Concealed plastic slide fastener, and the whole Contraband shape buckling element of arranging is directly freezed solidly on the braid over braid edge with ejection formation, reaches the purpose of simplifying manufacture process.

The purpose of this utility model is achieved in that a kind of Concealed plastic slide fastener, be made up of two braid over braids and several buckling elements and a slider of zipper fastener, wherein: two braid over braids edge side of correspondences mutually utilize the plastic cement shoot mode respectively and solidify and be embedded with several buckling elements; This buckling element is suitable materials such as plastic cement, all be the Contraband body, the one side is a holding piece, opposite side then is a buckle teeth, the length of this buckle teeth is more protruded than holding piece, and the protruding end forms a tooth head, but the buckling element mat tooth head of being located at two braid over braids for two correspondences is interlock each other in chain is fashionable; Slider of zipper fastener provides the combination of two corresponding buckling elements, and the stealthy side that sheet is located at slide fastener is opened in drawing of its outer end.

Above-mentioned buckling element is via ejection formation and after solidifying the edge that is embedded at braid over braid, and then the buckle teeth that makes buckling element overturns inwardly and bestow the whole typing of scalding together with braid over braid, the holding piece that makes buckling element just coats fully for the belt body of braid over braid, only buckle teeth is fully and exposes, so a side of braid over braid promptly is flat condition, the slider of zipper fastener chain is fashionable when starting, and then can cover buckling element by the belt body of braid over braid planar side and reach stealthy purpose.

The realization of the purpose of this utility model also can comprise following scheme: wherein, the tooth head front bulkhead of this buckling element offers a horizontal occlusal crib, its two side then respectively has the meshing groove of a suitable indent, the both sides cell wall of meshing groove is respectively equipped with a bite film, but two correspondences are located at the buckling element nationality occlusal crib of two braid over braids and bite film in the fashionable formation of chain interlock each other;

The buckling element of Concealed plastic slide fastener of the present utility model constitutes the change that also can make different shape, promptly the recess with a protuberance and a correspondence is respectively established in the buckle teeth front end two side of this buckling element, but the fashionable nationality of chain is gone into recessed corresponding contract of closing by protuberance and reaches stealthy chain and close;

In addition, the holding piece end face of this buckling element can be an inclined-plane.

The explanation of accompanying drawing drawing:

Fig. 1 is the schematic top plan view of known polyester or nylon monofilament CONCEAL ZIPPER.

Fig. 2 is the A-A sectional schematic diagram of Fig. 1.

Fig. 3 is a combination stereogram of the present utility model.

Fig. 4 is the assembled state schematic perspective view of buckling element and braid over braid in the utility model.

In Fig. 5 the utility model buckling element is solidified first processing procedure combination schematic diagram that is incorporated into the braid over braid edge with ejection formation.

Fig. 6 overturns buckling element inwardly for the utility model and bestows whole second processing procedure combination schematic diagram that scalds typing together with braid over braid.

Fig. 7 is first kind of embodiment stereogram of buckling element in the utility model.

Fig. 8 is second kind of embodiment stereogram of buckling element in the utility model.

Fig. 9 is a combination schematic top plan view of the present utility model.

Figure 10 is the B-B sectional schematic diagram of Fig. 9.

Describe feature of the present utility model and advantage in detail below in conjunction with accompanying drawing.

Extremely shown in Figure 6 as Fig. 3, Concealed plastic slide fastener design of the present utility model, its formation mainly comprises two braid over

braid

1a, 1b,

buckling element

2a, 2b and a slider of zipper fastener 3, this buckling element 2a (2b) is suitable materials such as plastic cement, whole condensate drain is incorporated into the edge of braid over braid 1a (2b) admittedly with injection molding method, wherein: as Fig. 3 and shown in Figure 5, the edge side that two braid over

braid

1a, 2b are corresponding mutually utilizes the plastic cement shoot mode respectively and solidifies and be embedded with several

buckling elements

2a, 2b;

Buckling element 2a (2b), as shown in Figure 7, all be the Contraband body, the one side is a holding piece 21a (21b), opposite side then is a buckle teeth 22a (22b), the length of this buckle teeth 22a (22b) must more be protruded than holding piece 21a (21b), and its protruding end forms a tooth head 23a (23b), and tooth head 23a (23b) front bulkhead is to offer a horizontal occlusal crib 24a (24b), its two side then respectively has the meshing groove 25a (25b) of a suitable indent, the both sides cell wall of described again meshing groove 25a (25b) is respectively equipped with a bite film 26a (26b), as Fig. 9 and shown in Figure 10, make two correspondences be located at two braid over braid 1a, the buckling element 2a (2b) of 1b but nationality occlusal crib 24a (24b) and bite film 26a (26b) in the fashionable interlocking pattern that presents each other of chain;

Slider of zipper fastener 3 provides the combination of two corresponding buckling element 2a (2b), but sheet 31 is opened in drawing of its outer end, as shown in figure 10, is located at the stealthy side of slide fastener.

As above-mentioned buckling element 2a (2b), it is via ejection formation and after solidifying the edge that is embedded at braid over braid 1a (1b), as shown in Figure 5, be and then make the buckle teeth 22a (22b) of buckling element 2a (2b) overturn inwardly and together with braid over braid 1a (1b) being bestowed the whole typing of scalding, as shown in Figure 6, the holding piece 21a (21b) of buckling element 2a (2b) is just coated fully for the belt body of braid over braid 2a (2b), only there is buckle teeth 22a (22b) to expose fully, so the side of braid over braid 1a (1b) promptly is flat condition, slider of zipper fastener 3 chains are fashionable when starting, then the planar side of this braid over braid 1a (1b) has covered buckling element 2a (2b) because of belt body, so can reach stealthy effect.

As above-mentioned buckling element 2a (2b), its chain is fashionable, utilizes the occlusal crib 24a (24b) of both sides correspondence and bite film 26b (26a) engaged and be locking states, as shown in Figure 9.

At above-mentioned buckling element 2a (2b) design, actually and be regardless of and be limited to single form, such as foot has made the buckling element 2a (2b) of two correspondences fashionable in chain, can be interlock locking person all belongs to feasible, promptly as shown in Figure 8, it further also can make buckling element 2 ' a, and (((recess 222 ' a (222 ' b) of 221 ' b) and one correspondence with a protuberance 221 ' a is respectively established in 22 ' b) preceding auspicious two sides to buckle teeth 22 ' a of 2 ' b), so this buckling element 2 ' a (2 ' b) is fashionable in chain, can nationality by protuberance 221 ' a (221 ' b) with recess 222 ' a (222 ' b) corresponding contract is gone into and is reached chain and close purpose.

Moreover, buckling element 2a (2b) or 2 ' a (2 ' b) examples as shown in Figures 7 and 8, the holding piece 21a (21b) or the 21 ' a (21 ' b) of these buckling elements, its end face can be an inclined-plane 211a (211b) or a 211 ' a (211 ' b), so that the belt body of braid over braid 2a (2b) can be with holding piece 21a (21b) or 21 ' a (21 ' b) coatings fully, and have goodly in conjunction with effect, and can avoid producing sharp comer.

Claims

1, a kind of Concealed plastic slide fastener is made up of two braid over braids and several buckling elements and a slider of zipper fastener, it is characterized in that, two braid over braids edge side of correspondences mutually utilize the plastic cement shoot mode respectively and solidify and be embedded with several buckling elements; Buckling element is suitable materials such as plastic cement, all be the Contraband body, the one side is a holding piece, opposite side then is a buckle teeth, the length of this buckle teeth must more be protruded than holding piece, and the protruding end forms a tooth head, but the buckling element mat tooth head of being located at two braid over braids for two correspondences is interlock each other in chain is fashionable; Slider of zipper fastener provides the combination of two corresponding buckling elements, and the stealthy side that sheet is located at slide fastener is opened in drawing of its outer end.

2, Concealed plastic slide fastener as claimed in claim 1 is characterized in that, the tooth head front bulkhead of this buckling element offers a horizontal occlusal crib, and the two side then respectively has the meshing groove of a suitable indent, and the both sides cell wall of meshing groove is respectively equipped with a bite film.

3, Concealed plastic slide fastener as claimed in claim 1 is characterized in that, the recess with a protuberance and a correspondence is respectively established in the buckle teeth front end two side of this buckling element.

4, Concealed plastic slide fastener as claimed in claim 1 is characterized in that, the holding piece end face of this buckling element can be an inclined-plane.