TWI510201B - Zipper with slider - Google Patents

Description

Zipper slider

The present invention relates to a slide fastener for a slide fastener, and more particularly to a slider for a slide fastener which is improved in productivity and reduced in cost by the efficiency of assembly.

As a slider for a slide fastener of the prior art, it is known to include a slider main body, a tab holding body that is attached to the slider main body in a cantilever shape, an opening and closing member that is slidably disposed in the slider main body, and that presses the opening and closing member to a closed position. The elastic member is a pivoting claw that can be pivoted up and down with respect to the slider main body, and a leaf spring that urges the pawl body downward (see, for example, Patent Document 1).

Further, the slide fastener for a slide fastener described in Patent Document 1 is provided with a fastening portion at a front portion and a rear portion of an inner upper surface of the handle holding body, and the leaf spring is fixed to the front and rear by pressing. unit.

Prior technical literature Patent literature

Patent Document 1: Japanese Patent No. 4795452

However, in the slide fastener for a slide fastener described in Patent Document 1, in order to fix the leaf spring to the engaging portion of the handle holding body by pressing, it is necessary to provide the assembly of the pull-tab holder and the leaf spring before assembling the slider. The steps and the special device for this purpose must be prepared, so that the assembly of the slider is poor and the manufacturing cost is increased.

The present invention has been made in view of the above circumstances, and an object thereof is to provide a slider for a slide fastener which can improve the assembly property of a slider and can reduce the manufacturing cost of the slider.

The above object of the present invention is achieved by the following constitution.

(1) A slide fastener for a slide fastener, comprising: a slider main body having upper and lower flaps disposed above and below, and a sprocket guide path between the upper flap and the lower flap a pull tab having a mounting shaft portion; a pull tab holding body having a one end portion that is cantileveredly fixed to the upper wing of the slider body and holding the mounting shaft portion of the pull tab; and a stopping claw body via the pivot pin And being pivotally supported with respect to the slider body up and down; and the stopping claw has a claw base end portion, and the base arm portion is divided into two from the base end portion of the claw body and extends substantially parallel to the upper side arm and the lower arm a claw portion is formed at an end portion of the lower arm; the slide fastener further includes an elastic body that presses the base end portion of the claw body of the stop claw body upward with the pivot pin as a center of the swing; a top surface of the upper blade is formed with a claw supporting portion for accommodating the stopping claw body and a receiving concave portion for accommodating the elastic body; and a pressing pin portion for pressing the pivot pin downward is formed on the inner side of the pull piece holding body; The body is disposed in the receiving recess; the stopping claw is disposed on the elastic body; the pivot pin Stops disposed on the base end portion of the pawl body pawl body; pivot pin held by the press pin is stopped and the portion between the base end portion of the pawl body pawl body.

(2) The slider for zipper according to (1), characterized in that the elastic body is a leaf spring or a coil spring.

(3) The slider for zipper according to (1) or (2), wherein the claw supporting portion includes a pair of wall portions, and the inner wall surfaces of the upper end portions of the pair of wall portions are respectively opened upwards A pin retaining groove is formed to hold the end of the pivot pin.

(4) The slider for zipper according to (3), wherein the pivot pin is disposed on the base end portion of the claw body of the stopping claw body, and the pin is formed by the pair of wall portions, respectively. The upper end portion of the wall on the outer side in the width direction is pressed toward the inner side in the width direction, and both end portions of the pivot pin are held by the pin holding grooves of the pair of wall portions, respectively.

(5) The slider for zipper according to (3) or (4), wherein the width of the press pin portion of the tab holding body is set to be smaller than a width dimension between the pair of wall portions, and is embedded by the press pin portion The pair of wall portions are joined together, and the pivot pin is pressed downward by the press pin portion.

According to the sliding member for a slide fastener of the present invention, a claw supporting portion for accommodating the stopping claw body and a receiving concave portion for accommodating the elastic body are formed on the upper surface of the upper surface of the slider main body, and are formed inside the tab holding body. The pressing pin portion of the pivot pin is pressed downward, the elastic body is disposed in the receiving recess, the stopping claw is disposed on the elastic body, and the pivot pin is disposed on the base end portion of the claw body of the stopping claw body, and the pivot pin is held by The pin portion and the base end portion of the claw body of the stopping claw body. Therefore, since the elastic body is assembled to the slider main body side, it is not necessary to provide the steps of assembling the tab holding body and the elastic body before assembling the slider, and it is not necessary to prepare for the purpose, compared with the previous slider. Dedicated device. Therefore, the assembly of the slider can be improved, and the manufacturing cost of the slider can be reduced.

10‧‧‧Zipper slider

11‧‧‧Helical spring

12‧‧‧ leaf spring (elastomer)

13‧‧‧ pivot

20‧‧‧Slider body

21‧‧‧Upper wing

21a, 22a‧‧‧ upper and lower flanges

21b‧‧‧Upper surface

22‧‧‧lower wing

23‧‧‧Guide column

24‧‧‧Chain guide road

25‧‧‧Meshing mouth

26‧‧‧Import

27‧‧‧Claw Support Department

27a, 27b‧‧‧ left and right wall

27c‧‧‧ pin retention slot

27d‧‧‧ wall

28‧‧‧ embedded department

29‧‧‧Sliding groove

30‧‧‧ recess

31‧‧‧ claw hole

32‧‧‧Opening and guiding member guide groove

33‧‧‧Spring mounting slot

34‧‧‧The Department of the Ministry

35‧‧‧ containment recess

36‧‧‧Positioning

37‧‧‧ wall

40‧‧‧ Pull tab holder

41‧‧‧Flange

42‧‧‧ convex

42a‧‧‧ front wall

42b‧‧‧Back wall

43‧‧‧Fixed side base

43a‧‧‧ lower surface

43b‧‧‧Front wall

43c, 43d‧‧‧ left and right side wall

43e‧‧‧ bulging

44‧‧‧ Back end

45‧‧‧Upper surface

46‧‧‧Steps Department (Depression Department)

47‧‧‧Retreating Department

48‧‧‧ Housing Department

49‧‧‧Continuous edge

50‧‧‧Opening and closing members

51‧‧‧Guidance Department

52‧‧‧ proximal end closure

53‧‧‧ front side closure

54‧‧‧谷部

60‧‧‧stop claws

61‧‧‧ claw base end

61a‧‧‧Spring bearing department

62‧‧‧Upper arm

63‧‧‧lower arm

64‧‧‧ claws

65‧‧‧ actuation groove

66‧‧‧ pivot

67‧‧‧ Lower recess

70‧‧‧ pull film

71‧‧‧Rings

72‧‧‧Hands

73‧‧‧Installation shaft

82‧‧‧Helical spring (elastomer)

85‧‧‧ containment recess

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is an exploded perspective view showing an embodiment of a slider for a slide fastener of the present invention.

Fig. 2 is a front elevational view of the slider for a slide fastener shown in Fig. 1.

Figure 3 (a) is a front view of the tab holder shown in Figure 1, (b) is a front view of the tab holder, (c) is a cross-sectional view taken along line DD of (a), (d) is pulled A side view of the sheet holder, (e) is a cross-sectional view taken along line EE of (a).

Fig. 4 is a cross-sectional view, partly in section, of the line A-A of Fig. 2, showing the state of the slider main body and the tab holding body at the start of assembly.

Fig. 5(a) is a cross-sectional view of a main portion taken along line C-C of Fig. 2 before being pressed, and (b) is an enlarged cross-sectional view showing a main portion of (a) after being pressed.

Fig. 6(a) is a front elevational view showing the main part of the state of the slider main body and the tab holding body before pressing, and Fig. 6(b) shows the main part of the state of the slider main body and the tab holding body after pressing. The view, (c) is a cross-sectional view of the main portion along the CC line of Fig. 2 after the pressing.

Fig. 7 (a) is a partially cutaway side view showing a state in which the handle holding body is assembled to the slider main body, and Fig. 7 (b) is a cross-sectional view showing a main portion of the assembled state taken along line A-A of Fig. 2.

Figure 8(a) is a cross-sectional view taken along line AA of the state before the mounting shaft portion of the pull-tab is pressed, and (b) is the main part of the slider in a state in which the mounting shaft portion of the pull-tab is pressed into the gap. Partial cross-sectional view, (c) is a cross-sectional view showing a main portion of the state in which the mounting shaft portion of the pull tab enters the valley portion of the opening and closing member, and (d) shows that the mounting shaft portion of the pull tab is further pressed into the gap. A cross-sectional view of a main portion of the state, and (e) is a cross-sectional view showing a main portion of a state in which the mounting shaft portion of the pull tab is housed in the actuating recess of the stopping claw.

Fig. 9 is a longitudinal cross-sectional view showing a first modification of the embodiment of the slide fastener for a slide fastener according to the present invention.

Fig. 10 is a longitudinal cross-sectional view showing a second modification of the embodiment of the slide fastener for a slide fastener according to the present invention.

Hereinafter, an embodiment of the slide fastener for a slide fastener of the present invention will be described in detail based on the drawings. In the following description, the side where the width of the slider is wide and the side of the fastener element are separated is referred to as the inlet side, and the side where the width of the slider is narrow and the side of the fastener element are meshed is set. Engagement side. Further, the introduction port side is set to the front side, the engagement port side is set to the rear, the sliding direction of the slider is set to the front-rear direction, and the direction parallel to the front-back direction and parallel to the chain cloth (not shown) is set to the left-right direction. (width direction), the direction orthogonal to the front-back direction and the left-right direction is set to the up-down direction.

As shown in FIGS. 1 and 2, the slide fastener 10 of the present embodiment mainly includes a slider main body 20, a tab holding body 40, an opening and closing member 50, a stopper claw 60, and a pull tab 70. The tab holding body 40 and the stopping claw body 60 are manufactured by press molding or die casting a metal material such as stainless steel, a copper alloy or a zinc alloy, and the slider body 20 and the opening and closing member 50 are made of an aluminum alloy. It is produced by press molding or die casting of a metal material such as a zinc alloy. Further, in the present embodiment, the handle holding body 40, the slider main body 20, and the opening and closing member 50 are constructed by zinc die casting. The stop claw 60 is formed of a copper alloy. Further, these components can be produced by injection molding a thermoplastic resin material such as polyamine, polypropylene, polyacetal or polybutylene terephthalate instead of the above-mentioned metal material.

As shown in FIGS. 1 and 2, the slider body 20 includes an upper blade 21, a lower blade 22, and a guide post 23 that connects the upper blade 21 and the lower end of the lower blade 22, and is integrally formed. The left and right side portions of the upper blade 21 and the lower blade 22 are provided with upper and lower flanges 21a and 22a from the rear end to the substantially central position. The slider body 20 is formed with a Y-shaped sprocket guiding path 24 between the upper blade 21 and the lower blade 22, and a meshing opening 25 is provided at the rear end of the sprocket guiding path 24, and further, the sprocket guiding path 24 is provided. Two inlet ports 26 are provided at the front end.

In the slider main body 20, a claw supporting portion 27 including left and right wall portions 27a and 27b which are vertically spaced apart from each other at a position where the stopping claws 60 are accommodated is formed in a front portion of the upper surface of the upper blade 21. In the inner wall surface of the upper end portions of the left and right wall portions 27a and 27b, a U-shaped pin that holds the end portion of the pivot pin 13 that pivotally stops the claw body 60 so as to be movable up and down is formed to open upward. The groove 27c is held. Further, on the upper surface of the upper blade 21, between the left and right wall portions 27a and 27b, a housing recess 35 for accommodating a leaf spring (elastic body) 12 to be described later is provided. Further, a positioning convex portion 36 (see FIG. 4) for positioning the stopping claw 60 is formed on the rear end side of the housing recess 35.

The slider body 20 includes an inlay portion 28 recessed on the front end side of the claw supporting portion 27 of the upper blade 21, and a sliding groove portion 29 on the left and right sides of the fitting portion 28, sliding along The longitudinal direction of the main body 20 is recessed from the front end of the upper blade 21 to the rear side of the left and right wall portions 27a and 27b of the claw support portion 27. In the sliding groove portion 29, the following flange 41 of the handle holding body 40 is housed.

Further, in the intermediate portion in the width direction of the fitting portion 28, a concave portion 30 engageable with the convex portion 42 of the following tab holding body 40 is formed on the distal end side of the claw supporting portion 27. The recess 30 is formed continuously with the housing recess 35 formed between the left and right wall portions 27a and 27b of the claw support portion 27.

The slider body 20 is formed with a claw hole 31 penetrating from the upper surface of the upper blade 21 to the element guide path 24 behind the claw support portion 27. On the upper surface of the upper blade 21, an opening and closing member guide groove 32 into which the opening and closing member 50 is slidably fitted is formed from the rear end of the upper blade 21 to the left and right sides of the claw hole 31.

Further, a spring mounting groove 33 for mounting the coil spring 11 is formed in a portion of the bottom surface of the opening and closing member guide groove 32. Further, at the rear end portion of the upper blade 21, a tab portion 34 projecting from the bottom surface of the opening and closing member guide groove 32 is provided on the left and right sides. The tab portion 34 functions as a stopper that presses the tab portion 34 toward the center portion in the width direction of the slider body 20 by fitting the opening and closing member 50 to the opening and closing member guide groove 32. The bending prevents the opening and closing member 50 from falling off from the opening and closing member guide groove 32.

As shown in FIG. 3, the handle holding body 40 is formed in a bottomed box shape having a substantially L-shaped side view having an opening on one side, and the fixed side base end portion 43 as one end portion of the pull tab holding body 40 is fixed to the upper flap 21 The front surface of the upper surface is attached to the slider body 20 in a cantilever shape. Thereby, a gap 14 is formed between the end portion 44 and the slider main body 20 as the other end portion of the tab holding body 40 (see FIG. 7(a)).

A pair of left and right flanges 41 housed in the sliding groove portion 29 of the slider body 20 are formed at the lower edge portions of the left and right side surfaces of the fixed side base end portion 43 of the handle holding body 40. Further, the handle holding body 40 is provided with a convex portion 42 having a substantially triangular cross section that protrudes downward from the lower end surface 43a of the front end side of the fixed base base end portion 43. The front end wall 42a of the convex portion 42 is formed at a substantially right angle with respect to the lower surface 43a. Further, the rear end wall 42b of the convex portion 42 is formed obliquely with respect to the lower surface 43a.

Further, the fixed-side base end portion 43 is formed so as to be covered by the upper surface portion 45 continuous to the rear end portion 44 side, the front wall portion 43b extending from the upper surface portion 45 and extending forward, and the left and right side wall portions 43c, 43d. The claw body support portion 27 of the body 20 of the piece. Further, a portion of the fixed side base end portion 43 surrounded by the upper surface portion 45, the front wall portion 43b, and the left and right side wall portions 43c and 43d is provided with a bulging portion 43e which bulges the inner wall downward.

Further, as shown in FIG. 3(c), a step portion (pressure pin portion) 46 that protrudes downward from the center in the left-right direction is provided on the lower surface of the bulging portion 43e. The width of the step portion 46 is set to be smaller than the width between the left and right wall portions 27a and 27b of the claw supporting portion 27. Further, the step portion 46 is fitted between the left and right wall portions 27a and 27b, and the pivot pin 13 is pressed downward by the step portion 46.

Further, the left and right side surface portions on the end portion 44 side of the handle holding body 40 are formed with the relief portion 47 and the accommodating portion 48 in a concave shape facing the slider main body 20, and the retracting portion 47 and the accommodating portion 48 are formed. They are continuous by a convex continuous edge portion 49.

Returning to Fig. 1, the planar shape of the opening and closing member 50 is formed in a substantially U shape, whereby the opening and closing member 50 is prevented from being attached to the upper body 21 of the slider body 20 (the opening and closing member guide groove 32) and toward the front end side. It interferes with the claw hole 31 when sliding. A guide portion 51 that is slidably fitted to the opening and closing member guide groove 32 of the upper blade 21 is provided at a lower portion of the right and left side edge portions of the opening and closing member 50. Moreover, the base end side closing portion 52 and the distal end side closing portion 53 are formed in a convex shape in the fork-shaped arm portion of the opening and closing member 50. Further, a valley portion 54 is formed between the proximal end side closing portion 52 and the distal end side closing portion 53.

As shown in FIG. 1, the stopping claw 60 includes a claw base end portion 61, and the upper arm portion 62 and the lower arm portion 63 extend from the claw base end portion 61 in two and substantially parallel directions. The front end of the side arm portion 63 is formed with a claw portion 64 that protrudes to the element guide path 24 via the claw hole 31 of the slider body 20. Further, between the upper and lower arm portions 62 and 63, an actuating recess 65 opening to the engagement opening 25 side of the slider body 20 is provided.

Further, as shown in Fig. 4, a pivotal recess 66 is formed in the upper portion of the base end portion 61 of the claw body so as to be engaged with the pivot pin 13 of the pin holding groove 27c held at both ends of the left and right wall portions 27a and 27b. A lower concave portion 67 is formed at a lower portion of the claw base end portion 61.

The pull tab 70 has an annular portion 71 into which the pull tab holding body 40 is inserted on one end side, and has a handle portion 72 that is provided from the annular portion 71 to the other end side. A mounting shaft portion 73 having a circular cross section is provided at an end portion of the annular portion 71. The length of the mounting shaft portion 73 is set to be larger than The width of the tab holder 40 is the same.

Next, the assembly of the slide fastener 10 of the present embodiment will be described with reference to Figs. 4 to 7 .

First, the opening and closing member 50 and the coil spring 11 are assembled to the slider body 20. Specifically, after the coil spring 11 is attached to the spring mounting groove 33 formed in the upper surface of the slider body 20, the guide portion 51 of the opening and closing member 50 is fitted and inserted into the opening and closing member guide groove of the upper blade 21. 32. Further, in a state where the opening and closing member 50 is pushed and the coil spring 11 is contracted, the tab portion 34 provided on both sides of the opening and closing member guide groove 32 is bent toward the center portion in the width direction of the slider body 20. Thereby, the opening and closing member 50 and the coil spring 11 are prevented from falling off from the upper wing 21 of the slider main body 20. The opening and closing member 50 is slidably attached to the slider body 20 along the opening and closing member guide groove 32 while being elastically biased rearward by the elastic force of the coil spring 11.

Next, the leaf spring 12, the stopping claw body 60, the pivot pin 13 and the tab holding body 40 are sequentially assembled to the slider main body 20 in which the opening and closing member 50 and the coil spring 11 are assembled. Specifically, as shown in FIG. 4 and FIG. 5( a ), the leaf spring 12 formed in a rectangular shape by the spring steel plate is disposed in the housing recess provided between the left and right wall portions 27 a and 27 b of the claw support portion 27 . After the inside of the 35, the lower concave portion 67 of the stopping claw 60 is engaged with the positioning convex portion 36, and the stopping claw 60 is inserted between the left and right wall portions 27a and 27b from above, and the stopping claw 60 is placed on the plate. Spring 12 on. Further, the pivot pin 13 is fitted to the pin holding groove 27c of the left and right wall portions 27a and 27b, and is placed on the pivot concave portion 66 of the claw base end portion 61 of the stopping claw 60.

Then, as shown in FIG. 5(b), in the state in which the pivot pin 13 is disposed on the claw base end portion 61 of the stopping claw 60, the width of the left and right wall portions 27a and 27b constituting the pin holding groove 27c is respectively formed. The upper end portion of the outer wall 27d is pressed toward the inner side in the width direction. Thereby, both end portions of the pivot pin 13 are held by the pin holding grooves 27c of the left and right wall portions 27a and 27b, respectively. Further, the pressing of the wall 27d is not limited to the strength of the portion of the slider main body 20 that does not fall off when the tab holding body 40 comes into contact with the stopping claw body 60 when the slider is assembled. The ground is compacted (temporarily fixed to the extent).

Then, the flange 41 of the tab holding body 40 is inserted into the sliding groove portion 29 from the front end of the slider main body 20, and the tab holding body 40 is slid along the sliding groove portion 29 toward the rear of the slider main body 20, and the tab is pulled. The holder 40 is attached to the slider body 20 (see FIGS. 6( a ) and 7 ( a )). Further, at this time, since the end wall 42b of the convex portion 42 of the tab holding body 40 is inclined with respect to the lower surface 43a of the fixed side base end portion 43, the tab holding body 40 is guided by the wall 37 of the slider main body 20 on one side. The convex portion 42 gradually inclines in the counterclockwise direction and slides toward the rear of the slider body 20. Then, the convex portion 42 is engaged with the concave portion 30 beyond the wall 37 of the slider body 20 (see FIG. 7(b)).

Next, as shown in Fig. 6(b), the slider is held by the upper surface portion 21b of the upper surface 21b of the slider 21 on the sliding groove portion 29 by the punch or the like, and the tab is held. The flange 41 of the body 40 is press-fitted to the upper wing 21. Thereby, the convex portion 42 of the pull-tab holding body 40 is engaged with the concave portion 30 of the slider main body 20, and the flange 41 of the pull-tab holding body 40 is pressed by the upper wing plate 21, thereby engaging and pressing both The tab holding body 40 is securely fixed to the slider body 20 in the same manner.

Further, at this time, as shown in FIG. 6(c), in a state where the handle holding body 40 is attached to the slider main body 20, the pivot pin is pressed downward by the step portion 46 of the tab holding body 40. 13. Thereby, as shown in FIG. 7(b), the pivot pin 13 is held between the step portion 46 and the claw base end portion 61 of the stop claw 60. Therefore, the stopping claw 60 can be tilted up and down with the pivot pin 13 as the center of the sway. Further, since the distal end side of the pivot pin 13 of the stopping claw 60 is biased upward by the elastic force of the leaf spring 12, the stopping claw 60 is rotated counterclockwise as shown in Fig. 7(b). Then, the claw portion 64 of the stop claw 60 protrudes from the claw hole 31 to the element guide path 24 and is engaged with the fastener element (not shown).

Further, since the opening and closing member 50 is biased rearward by the coil spring 11, it is formed between the end portion 44 of the tab holding body 40 and the upper flap 21 of the slider main body 20 as shown in Fig. 7(a). The gap 14 is closed by the proximal end side closing portion 52 of the opening and closing member 50, and the gap formed between the continuous edge portion 49 of the tab holding body 40 and the upper wing plate 21 is also closed by the front end side of the opening and closing member 50. 53 closed.

Next, the procedure for attaching the pull tab 70 to the slide fastener 10 will be described with reference to FIG.

First, as shown in FIGS. 8(a) and 8(b), the opening and closing member 50 is pushed forward by pressing the mounting shaft portion 73 of the tab 70 from the rear to the front into the gap 14 of the slider 10. When sliding, the mounting shaft portion 73 of the pull tab 70 enters into the retracting portion 47 of the tab holding body 40, and as shown in Fig. 8(c), the opening and closing member 50 slides rearward, and the mounting shaft portion 73 of the tab 70 enters. The valley portion 54 between the base end side and the front end side closing portions 52, 53 of the opening and closing member 50.

Next, as shown in Fig. 8(d), the attachment shaft portion 73 of the tab 70 is further pushed forward in the gap 14, and the opening and closing member 50 is slid forward, and the attachment shaft portion 73 of the tab 70 is attached. When the stopping claw 60 is lifted upward, it enters into the accommodating portion 48 of the tab holding body 40, and as shown in Fig. 8(e), the opening and closing member 50 slides rearward, so that the mounting shaft portion 73 of the tab 70 is attached. The actuating groove 65 is received in the stopping claw 60.

As described above, according to the slide fastener 10 of the present embodiment, the leaf spring 12 is disposed in the housing recess 35, the stopping claw 60 is disposed on the leaf spring 12, and the pivot pin 13 is disposed on the claw of the stopping claw 60. On the body base end portion 61, the pivot pin 13 is held between the step portion 46 and the claw base end portion 61 of the stop claw 60. Therefore, since the leaf spring 12 is assembled to the side of the slider body 20, it is not necessary to provide a step of assembling the tab holding body and the leaf spring before assembling the slider, and it is not necessary to prepare for this. Dedicated device for the purpose. Therefore, the assembly of the slider 10 can be improved, and the manufacturing cost of the slider 10 can be reduced.

Further, according to the slide fastener 10 of the present embodiment, since the slider holding body 40 is attached to the slider main body 20, the pivot pin 13 can be pressed downward by the step portion 46 of the tab holding body 40. Further, since the pivot pin 13 is held by the claw support portion 27, the assemblability of the slider 10 can be improved.

Further, according to the slide fastener 10 of the present embodiment, since the inner space is not secured in the handle holding body as in the prior slider, the leaf spring is disposed in the inner space, so that it is not necessary to consider the tab retention. The capacity of the internal space of the body 40, and the like. Thereby, the design freedom of the tab holding body 40 can be improved, for example, the shape of the tab holding body 40 can be improved. Large arc and so on.

Further, as a first modification of the embodiment, as shown in FIG. 9, a coil spring 82 may be used instead of the leaf spring 12. In this case, a housing recess 85 having a bottomed hole shape for accommodating the coil spring 82 is formed between the left and right wall portions 27a and 27b of the slider body 20. Further, at the front end portion of the lower surface of the claw base end portion 61 of the claw body 60, a spring receiving portion 61a having a shape in which the upper end portion of the coil spring 82 abuts is formed. Further, in the present modification, the pivot pin 13 of the stop claw 60 is biased upward by the elastic force of the coil spring 82 at the distal end side.

Further, as a second modification of the embodiment, as shown in FIG. 10, the front end portion of the leaf spring 12 may be cantilever-fixed to the housing recess 35 of the slider body 20 by pressing. In this case, a pressing piece 35a for fixing the front end portion of the leaf spring 12 is formed at the end portion of the bottom surface of the housing recess 35.

It is to be noted that the present invention is not limited to the embodiments described above, and may be appropriately modified without departing from the spirit and scope of the invention.

For example, in the above-described embodiment, the upper end portions of the wall 27d constituting the pin holding groove 27c of the left and right wall portions 27a and 27b are pressed. However, the present invention is not limited thereto, and the upper end portion of the wall 27d may not be pressed.

10‧‧‧Zipper slider

11‧‧‧Helical spring

12‧‧‧ leaf spring (elastomer)

13‧‧‧ pivot

20‧‧‧Slider body

21‧‧‧Upper wing

21a, 22a‧‧‧ upper and lower flanges

22‧‧‧lower wing

23‧‧‧Guide column

24‧‧‧Chain guide road

25‧‧‧Meshing mouth

26‧‧‧Import

27‧‧‧Claw Support Department

27a, 27b‧‧‧ left and right wall

27c‧‧‧ pin retention slot

28‧‧‧ embedded department

29‧‧‧Sliding groove

30‧‧‧ recess

31‧‧‧ claw hole

32‧‧‧Opening and guiding member guide groove

33‧‧‧Spring mounting slot

34‧‧‧The Department of the Ministry

35‧‧‧ containment recess

37‧‧‧ wall

40‧‧‧ Pull tab holder

41‧‧‧Flange

43‧‧‧Fixed side base

44‧‧‧ Back end

45‧‧‧Upper surface

47‧‧‧Retreating Department

48‧‧‧ Housing Department

49‧‧‧Continuous edge

50‧‧‧Opening and closing members

51‧‧‧Guidance Department

52‧‧‧ proximal end closure

53‧‧‧ front side closure

54‧‧‧谷部

60‧‧‧stop claws

61‧‧‧ claw base end

62‧‧‧Upper arm

63‧‧‧lower arm

64‧‧‧ claws

65‧‧‧ actuation groove

66‧‧‧ pivot

67‧‧‧ Lower recess

70‧‧‧ pull film

71‧‧‧Rings

72‧‧‧Hands

73‧‧‧Installation shaft

Claims (3)

A slider (10) for a zipper, comprising: a slider body (20) having upper and lower oppositely disposed upper and lower wings (21) and (22), and said upper wing (21) a sprocket guiding path (24) is disposed between the lower wing plate (22); a pull tab (70) having a mounting shaft portion (73); and a pull tab holding body (40) having a cantilevered shape at one end thereof Fixing the upper wing plate (21) of the slider body (20), and holding the mounting shaft portion (73) of the pull tab (70); and stopping the claw body (60) via the pivot pin (13) And being pivotally supported up and down with respect to the slider body (20); and the stopping claw body (60) has a claw base end portion (61) and a base portion (61) from the claw body The upper side arm (62) and the lower side arm (63) are extended in two and substantially parallel, and a claw portion (64) is formed at an end portion of the lower arm (63); the slide fastener (10) Further comprising an elastic body (12, 82) for biasing the claw base end portion (61) of the stopping claw body (60) upwardly with the pivot pin (13) as a center of sway; (20) an upper surface of the upper wing plate (21) formed with the stopping claw a pawl support portion (27) of (60), and a housing recess (35, 85) for accommodating the elastic body (12, 82); and the inner side of the tab holding body (40) is formed to press the pivot downward a press pin portion (46) of the support pin (13); the elastic body (12, 82) is disposed in the accommodation recess portion (35, 85); and the stop claw body (60) is disposed on the elastic body (12, 82) The pivot pin (13) is disposed at the base end of the claw body of the stopping claw body (60) (61) upper; the pivot pin (13) is held between the press pin portion (46) and the claw base end portion (61) of the stop claw body (60); and the claw body support portion (27) A pair of wall portions (27a, 27b) are formed on the inner wall surface of the upper end portion of the pair of wall portions (27a, 27b) so as to open the end portion of the pivot pin (13) a pin holding groove (27c) in which the pair of wall portions are respectively disposed in a state where the pivot pin (13) is disposed on the claw base end portion (61) of the stopping claw body (60) 27a, 27b) The upper end portion of the wall (27d) on the outer side in the width direction of the pin holding groove (27c) is pressed toward the inner side in the width direction, and the both end portions of the pivot pin (13) are respectively held in the above-mentioned one. The above-described pin holding groove (27c) of the wall portions (27a, 27b). A slide fastener (10) according to claim 1, wherein the elastic body is a leaf spring (12) or a coil spring (82). The slide fastener (10) of claim 1, wherein a width dimension of the press pin portion (46) of the pull tab holding body (40) is set smaller than a width dimension between the pair of wall portions (27a, 27b) The press pin portion (46) is fitted between the pair of wall portions (27a, 27b), and the pivot pin (13) is pressed downward by the press pin portion (46).