CN102665476A - Slide fastener - Google Patents

Abstract

A slide fastener that can ensure the flexibility of the slide fastener even if an upper stopper is attached to the fastener element, and can prevent the upper stopper from coming off during bending. The zipper of the present invention has a stopper (50) capable of being installed on the zipper element (31) of the zipper element row (30), the zipper element (31) having a base (32), an engaging head (33) and The neck (34), the stopper (50) has: a fastener element that is surrounded by an upper wall (51), a lower wall (52) and a pair of side walls (53) and accommodates the fastener element (31) part (54); an engaging part (55) that is formed in the fastener element receiving part (54) and engages in the state where the zipper element (31) is accommodated, and the stopper (50) and the zipper chain Under the engaged state of the tooth (31), the end edge (50a) of the base (32) side of the stopper (50) and the end edge (32a) of the side away from the engaging head (33) of the base (32) Compared to the engaging head (33) side.

Description

zipper

technical field

The present invention relates to zippers, and more particularly to stops mounted on zipper elements of zippers.

Background technique

As a conventional slide fastener, there is known a slide fastener having: a pair of fastener tapes; fastener element rows respectively provided on opposite tape side edges of the pair of fastener tapes; This slide fastener is provided with an upper stopper behind the desired position of the fastener element row (for example, Patent Document 1).

Patent Document 1: Specification of US Patent Application Publication No. 2008/0196219.

However, in the slide fastener described in the above-mentioned Patent Document 1, in order to engage the engaging portion of the upper stopper with the edge of the base of the fastener element on the side away from the engaging head, the upper stopper is made A state that bulges outward from the base. Thus, in the case where the slide fastener is bent in the width direction to the maximum, the bases of the fastener elements adjacent to the upper stopper come into contact with both side surfaces of the upper stopper, so that the above-mentioned bending may be hindered, and since Since a force in a direction to disengage the engagement acts on the upper stopper, the upper stopper may be disengaged.

Contents of the invention

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a slide fastener that can ensure the flexibility of the slide fastener even if an upper stopper is attached to a fastener element, and can prevent the upper stopper from coming off during bending.

The above objects of the present invention are achieved by the following configurations.

(1) A zipper, comprising: a pair of zipper tapes; a pair of zipper chain element rows, which are respectively arranged on the opposite belt side edges of the pair of zipper tapes, and are composed of a plurality of zipper elements; a slider for making the zipper Element row engagement, disengagement; and a stopper, capable of being mounted on a zipper element, characterized in that the zipper element has: a base, mounted on a belt side edge; an engaging head, from the base to the opposite side of the zipper The belt is extended and engaged with the opposite zipper element; and the neck is formed between the base and the engaging head, and the stopper has: an upper wall and a lower wall arranged in parallel in the front and back direction of the zipper tape; a The side wall connects the upper wall and the lower wall; the element receiving part is surrounded by the upper wall, the lower wall and a pair of side walls, and stores the fastener elements of the zipper; and the engaging part is formed in the element receiving part to accommodate In the state where the zipper element is engaged, in the engaged state of the stopper and the zipper element, the end edge of the stopper on the base side is compared with the end edge of the base on the side away from the engaging head Located on the side of the engaging head.

(2) In the slide fastener described in (1), the fastener element has recesses formed on both sides in the front-back direction of the base, respectively, and the engaging portion of the stopper engages with the recesses.

(3) In the slide fastener described in (1), the engaging portion ( 86 ) of the stopper is engaged with the engaging head of the fastener element.

(4) In the slide fastener described in (1) or (2), it is characterized in that the fastener element has: a pair of shoulders extending from the neck; The grooves where the shoulders of the zipper elements are embedded, the stopper has a pair of protrusions, and the pair of protrusions protrude from the inner surfaces of the pair of side walls in the direction of approaching each other, and the stopper and the zipper element In the engaged state, it abuts against the engaging head and shoulder.

(5) In the slide fastener described in any one of (1) to (4), it is characterized in that the height dimension of the stopper is larger than that between the inner surface of the upper wing plate and the inner surface of the lower wing plate of the slider. The gap size is set to be large, and inclined surfaces are respectively formed on the upper wall and the lower wall of the stopper, and the height dimension of the stopper gradually becomes smaller as the inclined surfaces tend to the side walls.

The effect of the invention

According to the slide fastener of the present invention, in the engaged state of the stopper and the fastener element, the end edge on the base side of the stopper is located at the engaging head compared with the end edge on the side of the base away from the engaging head. side, so that the corners of the base of the zipper element adjacent to the stopper do not come into contact with the side surfaces of the stopper when bent. Thereby, even if a stopper is attached to a fastener element, the bendability of a slide fastener can be ensured, and it can prevent that a stopper comes out at the time of bending.

Description of drawings

Fig. 1 is a front view illustrating a first embodiment of a slide fastener according to the present invention.

Fig. 2 is an enlarged perspective view of the slide fastener shown in Fig. 1 before a stopper is attached.

Fig. 3 is an enlarged surface view of the slide fastener shown in Fig. 1 in a state before a stopper is attached.

Fig. 4 is a sectional view taken along line A-A of Fig. 3 .

Fig. 5 is an enlarged front view of the slide fastener shown in Fig. 1 in a state where a stopper is attached.

Fig. 6 is a sectional view taken along the line B-B in Fig. 5 .

Fig. 7 is an enlarged front view illustrating a state in which the slide fastener shown in Fig. 5 is bent in the width direction.

It is a figure which looked at the periphery of the fastener element to which the upper stopper was attached from the meshing head side.

Fig. 9 is an enlarged perspective view illustrating a second embodiment of the slide fastener of the present invention.

Fig. 10 is an enlarged sectional view of the slide fastener shown in Fig. 9 in a state where a stopper is attached.

Fig. 11 is an enlarged front view illustrating a third embodiment of the slide fastener of the present invention.

Fig. 12 is an enlarged sectional view of the slide fastener shown in Fig. 11 in a state where a stopper is attached.

Fig. 13 is an enlarged front view illustrating a fourth embodiment of the slide fastener of the present invention.

Fig. 14 is an enlarged front view of the slide fastener shown in Fig. 13 in a state where a stopper is attached.

Fig. 15 is an enlarged sectional view of the slide fastener shown in Fig. 13 in a state where a stopper is attached.

Detailed ways

Next, each embodiment of the slide fastener of this invention is demonstrated in detail based on drawing. In addition, in the following description, regarding the fastener tape, the front side refers to the near side with respect to the paper surface of FIG. 1 , the back surface refers to the back side with respect to the paper surface of FIG. The upper side of the paper surface, the lower side refers to the lower side relative to the paper surface of FIG. 1, the left side refers to the left side relative to the paper surface of FIG. 1, and the right side refers to the right side relative to the paper surface of FIG. , with regard to the slider, the upper side refers to the near side relative to the paper surface of Figure 1, the lower side refers to the back side relative to the paper surface of Figure 1, and the front side refers to the upper side relative to the paper surface of Figure 1, The rear side refers to the lower side with respect to the paper surface of FIG. 1 , the left side refers to the left side with respect to the paper surface of FIG. 1 , and the right side refers to the right side with respect to the paper surface of FIG. 1 . In addition, the left-right direction of a fastener tape is also called a width direction.

(first embodiment)

First, the first embodiment of the slide fastener according to the present invention will be described with reference to FIGS. 1 to 8 .

As shown in FIGS. 1 and 2 , the slide fastener 10 of this embodiment has: a pair of left and right fastener tapes 20 ; 30 ; the slider 40 for engaging or disengaging the zipper element row 30 . And the fastener element row 30 is meshed or separated by sliding the slider 40 in the front-back direction. In addition, the reference numeral 11 in FIG. 1 is the fishing net to which the fastener tape 20 was attached. In addition, the fastener tape 20 may be a mesh-shaped tape other than a woven or braided tape. In addition, reference numeral 12 in FIG. 1 is a lower stopper. In addition, instead of the lower stopper 12, it is also possible to install a separate insert consisting of a cannula, a seat tube and a socket. In addition, in the following description, the longitudinal direction of the slide fastener 10 is defined as a front-back direction, and especially the direction in which the slider 40 moves relatively with respect to the fastener element row 30 in order to engage with the fastener element row 30 is made into the front. The direction which separates and moves the fastener element row 30 is made into the back. In addition, the front-back direction of the slide fastener 10 is defined as a height direction. And let the direction perpendicular|vertical to a longitudinal direction parallel to the surface of the slide fastener 10 be a width direction.

The left and right pair of zipper element rows 30 are respectively composed of a plurality of zipper elements 31, and the zipper elements 31 are injection-molded using synthetic resins such as polyamide, polyacetal, polypropylene, and polybutylene terephthalate. It is formed on the tape side edge portion 20a of the fastener tape 20 .

As shown in FIGS. 2 to 4 , the fastener element 31 has: a base portion 32 mounted on the front and rear surfaces of the tape side edge portion 20 a of the fastener tape 20 ; an engaging head 33 to which opposing fastener elements 31 engage; a neck 34 formed between the base 32 and the engaging head 33 narrower in width than the engaging head 33 ; a pair of shoulders 35 extending from the neck 34 ; The groove part 36 formed in the front-end|tip part of the engaging head part 33, and the shoulder part 35 of the fastener element 31 on the opposite side fits in; The concave portion 37 is smaller in height than the peripheral portion of the base portion 32, and is formed smaller in height than the engaging head 33 and neck 34, and is formed by making the upper stopper 50 described later The engaging portion 55 is an engaged portion that enters into the recessed portion 37 and engages.

In addition, as shown in FIG. 1 , FIG. 5 and FIG. 6 , in the slide fastener 10 of the present embodiment, upper stoppers 50 are respectively installed on the fastener elements 31 of the left and right pair of fastener element rows 30 . The movable member 50 can be attached to the fastener element 31 at a desired position by a user. Thereby, it is possible to change the slidable range of the slider 40 (the range in which the slide fastener 10 is opened) according to the place of use. In addition, the upper stopper 50 may be attached only to either one of the pair of left and right fastener element rows 30 .

Moreover, as shown in FIG. 1, when attaching the upper stopper 50 to the fastener element 31 in the middle of the fastener element row 30, the fastener element 31 above from the upper stopper 50 cannot mesh. However, when wrapping and binding the unengageable portion with another string or the like, it is easy to bind because the fastener elements 31 are provided.

As shown in FIGS. 2 to 6 , the upper stopper 50 is a cylindrical substantially cube, and has: an upper wall 51 and a lower wall 52 arranged parallel to the front-back direction of the fastener tape 20 ; and the upper wall 51 and the lower wall are connected. A pair of side walls 53 of 52; a fastener element receiving portion 54 surrounded by an upper wall 51, a lower wall 52 and a pair of side walls 53 and accommodating the fastener element 31; from the inner surface of the upper wall 51 and the lower wall 52 toward A pair of engaging portions 55 are formed protrudingly in the element receiving portion 54 in a direction approaching each other, and engaged with the concave portions 37, 37 of the fastener element 31; The side edge part 20a accommodates the belt accommodation slit 56. Thereby, the upper stopper 50 is attached in the state which accommodated the fastener element 31 in the element accommodation part 54. As shown in FIG. In addition, in the meshed state of the upper stopper 50 and the fastener element 31, the upper stopper 50 has an end edge 50a on the base portion 32 side of the fastener element 31, and has an opening on the end edge 50a. The part is continuous with the fastener element receiving part 54 and can allow the fastener element 31 to pass through. In order to engage the upper stopper 50 with the fastener element 31, the engaging head 33 of the fastener element 31 is inserted from the opening side of the element receiving portion 54 (the end edge 50a side of the element receiving portion 54), and The end edge of the upper stopper 50 on the side of the opening exceeds the neck portion 34 and engages in a state of being positioned on the base portion 32 . Here, the end edge on the opening side and the end edge 50 a on the base 32 side of the upper stopper 50 indicate the same position. In addition, an opening is also provided in the fourth embodiment described later, and the end edge on the side of the opening and the end edge 80 a on the side of the base 32 of the upper stopper 80 also show the same position.

In addition, as shown in FIGS. 3 and 4 , a pair of protrusions 57 are protrudingly provided on a pair of side walls 53 of the upper stopper 50 , and the protrusions 57 are adjacent to the innermost portion of the belt accommodation slit 56 arranged in a manner, and approach each other from the inner surfaces of the pair of side walls 53 . As shown in FIG. 5 , the pair of protrusions 57 are configured to abut against the engaging head portion 33 and the shoulder portion 35 of the fastener element 31 in the engaged state of the upper stopper 50 and the fastener element 31 . Here, the protrusion part 57 abuts on the side surface (surface of the longitudinal direction of the slide fastener 10) of the engaging head part 33, and abuts on the engaging head part 33 side of the shoulder part 35. As shown in FIG.

5 and 6, in this embodiment, in the engaged state of the upper stopper 50 and the fastener element 31, the end edge 50a on the base 32 side of the upper stopper 50 is larger than the base 32. The end edge 32a on the side away from the engaging head 33 is located on the engaging head 33 side. Thereby, as shown in FIG. 7 , corners of the base portion 32 of the fastener element 31 adjacent to the upper stopper 50 do not come into contact with the pair of side walls 53 of the upper stopper 50 when bent. That is, in the meshed state of the upper stopper 50 and the fastener element 31 , the base portion 32 of the fastener element 31 is exposed to the outside of the upper stopper 50 . Moreover, the end edge 32a of the base part 32 is located on the fastener tape 20, and when the slider 40 slides for engaging or disengaging, the end edge 32a of the base part 32 is also a part which contacts the not-illustrated flange of the slider 40.

In addition, as shown in FIG. 8 , in this embodiment, the height dimension H of the upper stopper 50 is set higher than the gap dimension S between the inner surface of the upper wing plate 41 and the inner surface of the lower wing plate 42 of the slider 40 . The upper wall 51 and the lower wall 52 of the upper stopper 50 are respectively formed with inclined surfaces 58 , and the height dimension H of the inclined surfaces 58 gradually becomes smaller as they approach the side walls 53 .

As described above, according to the slide fastener 10 of this embodiment, in the engaged state of the upper stopper 50 and the fastener element 31 , the end edge 50 a of the base 32 side of the upper stopper 50 is smaller than that of the base 32 . The end edge 32a of the side where the engaging head 33 leaves is located on the engaging head 33 side, so the corner of the base 32 of the fastener element 31 adjacent to the upper stopper 50 does not collide with the upper stopper 50 when bent. A pair of side walls 53 are in contact. Thereby, even if the upper stopper 50 is attached to the fastener element 31, the bendability of the slide fastener 10 can be ensured, and it can also prevent that the upper stopper 50 falls out at the time of bending. In the engaged state of the upper stopper 50 and the fastener element 31, the fastener element 31 is housed in the fastener element receiving portion 54 surrounded by the upper wall 51, the lower wall 52, and the pair of side walls 53. In this state, the upper stopper 50 can be attached to the fastener element 31 without rattling. In addition, as shown in FIG. 6 , in the engaged state, the inner surfaces (surfaces facing each other) of the upper wall 51 and the lower wall 52 of the upper stopper 50 face the front and back surfaces of the fastener elements 31 .

In addition, according to the slide fastener 10 of the present embodiment, since the upper stopper 50 has a pair of protrusions 57 , the protrusions 57 mesh with the fastener elements 31 in the engaged state of the upper stopper 50 and the fastener elements 31 . Since the head part 33 and the shoulder part 35 abut, the stability of the engagement of the upper stopper 50 with respect to the fastener element 31 can be improved.

Moreover, according to the slide fastener 10 of this embodiment, since the dimension of the height direction of the upper stopper 50 is formed larger than the dimension of the height direction of the fastener element 31, by making the upper blade 41 of the slider 40 and the lower blade 42 abuts against the upper stopper 50 to stop the sliding of the slider 40 . Thus, it is possible to reliably prevent the slider 40 from falling off from the zipper element row 30. Moreover, since the height dimension H of the upper stopper 50 is larger than the inner surface of the upper wing plate 41 of the slider 40 and the inner surface of the lower wing plate 42 The gap dimension S between the surfaces is set large, and the upper wall 51 and the lower wall 52 of the upper stopper 50 are respectively formed with inclined surfaces 58 whose height dimension H gradually becomes smaller as they approach the side wall 53, Therefore, the side end portion of the upper stopper 50 enters between the upper wing 41 and the lower wing 42 of the slider 40 . Thereby, while the attitude|position of the fastener element 31 to which the upper stopper 50 was attached can be stabilized, when the slider 40 contacts and stops with the upper stopper 50, it can prevent that the upper stopper 50 is damaged.

(second embodiment)

Next, a second embodiment of the slide fastener according to the present invention will be described with reference to FIGS. 9 and 10 . In addition, about the same or equivalent part as 1st Embodiment, the same code|symbol is attached|subjected to the drawing, and the description is abbreviate|omitted or simplified.

As shown in FIGS. 9 and 10 , in the slide fastener 10 of this embodiment, instead of the fastener element row 30 , the fastener element row 60 is injection-molded on the tape side edge portion 20 a of the fastener tape 20 .

Each fastener element row 60 is constituted by a plurality of mutually independent fastener elements 61 having: a base 62 attached to the tape side edge portion 20a of the fastener tape 20; An engaging head 63 that is extended from the belt 20 and engaged with the opposite fastener element 61; a neck 64 that is formed between the base 62 and the engaging head 63 and narrower in width than the engaging head 63; extending from the neck 64 A pair of shoulders 65; grooves 66 formed on the front end of the engaging head 63 for the shoulders 65 of the fastener element 61 on the opposite side; Engagement step portions 67 for engaging the pair of engaging portions 55 of the upper stopper 50 , respectively. The engaging step portion 67 is formed into a step-like shape by making the height direction dimension of a part of the base portion 32 smaller than the height direction dimension of the engaging head portion 33 and the neck portion 34, and makes the engagement of the upper stopper 50 The portion 55 is engaged with the engaging step portion 67 . Moreover, the recessed part of this embodiment is comprised by recessing part of the base part 32 by engaging the step part 67. As shown in FIG.

In addition, as shown in FIG. 10 , in the present embodiment, in the engaged state of the upper stopper 50 and the fastener element 61 , the secondary engagement between the end edge 50 a on the base 62 side of the upper stopper 50 and the base 62 The end edge 62 a on the side where the head 63 leaves is located on the engagement head 63 side. Thereby, similar to FIG. 7 of the above-mentioned first embodiment, the corners of the base portion 62 of the fastener element 61 adjacent to the upper stopper 50 do not collide with the pair of side walls of the upper stopper 50 during bending. 53 contacts occurred.

The other configurations are the same as those of the above-mentioned first embodiment.

(third embodiment)

Next, a third embodiment of the slide fastener according to the present invention will be described with reference to FIGS. 11 and 12 . In addition, about the same or equivalent parts as those of the first embodiment, the same reference numerals are attached to the drawings, and descriptions thereof are omitted or simplified.

As shown in FIGS. 11 and 12 , in the slide fastener 10 of the present embodiment, instead of the fastener element row 30 , the fastener element row 70 is injection-molded on the tape side edge portion 20 a of the fastener tape 20 .

Each fastener element row 70 is constituted by a plurality of fastener elements 71 integrally having a surface portion 72A disposed on the front side of the fastener tape 20 and a rear portion disposed on the rear side of the fastener tape 20 . 72B.

The surface portion 72A has: a base portion 73 attached to the tape side edge portion 20a; a substantially triangular head portion 74 extending from the base portion 73 to the fastener tape 20 on the opposite side; The engaging portion 55 of the movable member 50 engages with the concave portion 37 .

The back portion 72B has: a base portion 73 attached to the tape side edge portion 20a; an engaging head portion 75 extending from the base portion 73 to the fastener tape 20 on the opposite side and engaging with the back portion 72B of the opposite fastener element 71; Between the base 73 and the engagement head 75, a neck 76 narrower than the engagement head 75; a recess 37 formed on the back side of the base 73 and engaged with the engaging portion 55 of the upper stopper 50 .

In addition, as shown in FIG. 12 , in the present embodiment, in the engaged state of the upper stopper 50 and the fastener element 71 , the secondary engagement between the end edge 50 a on the base 73 side of the upper stopper 50 and the base 73 The end edge 73a on the side where the head 75 leaves is located on the engagement head 75 side. Thereby, similarly to FIG. 7 of the above-mentioned first embodiment, the corners of the base 73 of the fastener element 71 adjacent to the upper stopper 50 do not collide with the pair of side walls of the upper stopper 50 during bending. 53 contacts occurred.

As described above, according to the slide fastener 10 of the present embodiment, since the fastener elements 71 do not have the shoulders 35 and the grooves 36 of the fastener elements 31 of the above-mentioned first embodiment, it is possible to reduce the cost of the mold, thereby reducing the cost of the mold. Manufacturing costs of the zipper 10 .

The other configurations are the same as those of the above-mentioned first embodiment.

(fourth embodiment)

Next, a fourth embodiment of the slide fastener according to the present invention will be described with reference to FIGS. 13 to 15 . In addition, about the same or equivalent parts as those of the first embodiment, the same reference numerals are attached to the drawings, and descriptions thereof are omitted or simplified.

As shown in FIG.13 and FIG.14, in the slide fastener 10 which concerns on this embodiment, instead of the upper stopper 50, the upper stopper 80 is attached to the fastener element 31. As shown in FIG. In addition, the upper stopper 80 may be attached to the fastener elements 61 and 71 of the second and third embodiments described above.

As shown in FIGS. 13 to 15 , the upper stopper 80 is a cylindrical substantially square with a bottom, and has: an upper wall 81 and a lower wall 82 arranged in parallel in the front-back direction of the fastener tape 20 ; the upper wall 81 and the lower wall are connected. A pair of side walls 83 of the lower wall 82; a front wall 84 that seals one end of the cylindrical body formed by the upper wall 81, the lower wall 82, and the side wall 83; 83 and the front wall 84 surround and store the fastener element 31; the fastener element housing 85 is protrudingly formed from the inner surfaces of the pair of side walls 83 and engages with the fastener element 31. The pair of engagement parts 86 which the head part 33 engages with, and the shoulder part accommodating slit 87 which is respectively formed in a pair of side walls 83 and accommodates the shoulder part 35 of the fastener element 31. Moreover, a pair of engaging part 86 is formed so that it may protrude toward mutual side wall 83, and the dimension between this pair of engaging part 86 is set smaller than the dimension of the longitudinal direction of the slide fastener 10 in the engaging head part 33. Accordingly, the pair of engaging portions 86 can be engaged with the engaging head portion 33 .

Furthermore, as shown in FIGS. 14 and 15 , in the present embodiment, in the engaged state of the upper stopper 80 and the fastener element 31 , the end edge 80 a on the base 32 side of the upper stopper 80 and the base 32 The end edge 32a on the side away from the engaging head 33 is located on the neck 34 rather than on the engaging head 33 side. Thereby, the base portion 32 of the fastener element 31 adjacent to the upper stopper 80 does not come into contact with the pair of side walls 83 of the upper stopper 80 at the time of bending.

As described above, according to the slide fastener 10 of the present embodiment, since the upper stopper 80 is engaged with the fastener element 31, the edge 80a on the base 32 side of the upper stopper 80 and the base 32 are separated from each other. The end edge 32a of the side where the engaging head 33 is away from is located on the engaging head 33 side and on the neck 34, so that the base 32 of the fastener element 31 adjacent to the upper stopper 80 will not be bent when bent. Contact is made with a pair of side walls 83 of the upper stopper 80 . Thereby, even if the upper stopper 80 is attached to the fastener element 31, the flexibility of the slide fastener 10 can be ensured, and also it can prevent that the upper stopper 80 comes out when bending.

In addition, according to the slide fastener 10 of the present embodiment, since the shoulder accommodating slits 87 for accommodating the shoulders 35 of the fastener elements 31 are respectively formed on the pair of side walls 83 of the upper stopper 80 , the upper surface can be improved. The stability of the engagement of the stopper 80 with respect to the fastener element 31.

About other structures, it is the same as that of 1st Embodiment mentioned above.

Explanation of reference signs

10 zippers

20 zipper straps

20a with side edge

30 zipper chain elements

31 zipper elements

32 base

32a end edge

33 Engaging head

34 neck

35 shoulders

36 Groove

37 Concave

40 sliders

41 Upper wing

42 lower wing

50 upper stopper (stopper)

50a end edge

51 upper wall

52 lower wall

53 side wall

54 Chain tooth storage department

55 Snapping part

56 with containment slit

57 protrusion

58 sloped surface

60 zipper chain elements

61 zipper elements

62 base

62a end edge

63 Engaging head

64 neck

65 shoulder

66 Groove

67 Engagement step part (recessed part)

70 zipper chain elements

71 zipper elements

72A Surface

72B back side

73 base

73a end edge

74 head

75 engaging head

76 neck

80 upper stopper (stopper)

80a end edge

81 upper wall

82 lower wall

83 side wall

84 front wall

85 Chain tooth containment department

86 Snapping part

87 Shoulder Containment Slits

H height dimension

S gap size

Claims (5)

1. A zipper having: A pair of zip ties (20); a pair of zipper element rows (30, 60, 70), respectively provided on the opposite tape side edges (20a) of the pair of zipper tapes, and composed of a plurality of zipper elements (31, 61, 71); a slider (40) for engaging and disengaging said zipper element rows; and A stopper (50, 80), capable of being mounted on said zipper element, is characterized in that, The zipper elements (31, 61, 71) have: a base (32, 62, 73) mounted on said belt side edge; an engaging head (33, 63, 75) extending from the base to the opposite side of the fastener tape and engaged with the opposite fastener element; and a neck (34, 64, 76) formed between said base and said engaging head, The stops (50, 80) have: The upper wall (51, 81) and the lower wall (52, 82) are arranged in parallel in the front-back direction of the zipper tape; a pair of side walls (53, 83) connecting said upper wall and said lower wall; a fastener element receiving portion (54, 85), surrounded by the upper wall, the lower wall, and the pair of side walls, for accommodating the fastener elements; and The engaging part (55, 86) is formed in the said fastener element receiving part, and engages in the state which accommodated the said fastener element, In the engaged state of the stopper and the fastener element, the end edge (50a, 80a) of the stopper on the side of the base part and the side of the base part away from the engaging head part The side edge (32a, 62a, 73a) is located on the side of the engagement head. 2. The zipper according to claim 1, characterized in that, the zipper elements (31, 71) have recesses (37, 67) respectively formed on both sides of the base (32, 73) in the front-back direction. ), The engaging portion (55) of the stopper (50) is engaged with the concave portion. 3. The zipper according to claim 1, characterized in that, the engaging portion (86) of the stopper (80) and the engaging head ( 33, 63) snap together. 4. The slide fastener according to claim 1 or 2, characterized in that, The fastener element (31, 61) has: a pair of shoulders (35, 65) extending from the neck (34, 64); formed at the front end of the engaging head (33, 63); upper, grooves (36, 66) for fitting the shoulders of the opposite zipper elements, The stopper (50) has a pair of protrusions (57), and the pair of protrusions (57) protrude from the inner surfaces of the pair of side walls (53) toward the direction of mutual approach, and The stopper is in contact with the meshing head and the shoulder in the engaged state of the fastener element. 5. The slide fastener according to any one of claims 1 to 4, characterized in that, the height dimension (H) of the stopper (50) is smaller than that of the upper wing (41) of the slider (40). ) and the inner surface of the lower wing plate (42) the gap size (S) is set large, and in the upper wall (51) and the lower wall (52) of the stopper Inclined surfaces (58) are respectively formed on the top, and the height dimension of the stopper gradually becomes smaller as the inclined surfaces approach the side wall (53).

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