CN102548447B

CN102548447B - Slider for slide fastener

Info

Publication number: CN102548447B
Application number: CN200980161611.1A
Authority: CN
Inventors: 槻庆一; 埴生雅裕; 徐献祥
Original assignee: YKK Corp
Current assignee: YKK Corp
Priority date: 2009-11-17
Filing date: 2009-11-17
Publication date: 2015-04-01
Anticipated expiration: 2029-11-17
Also published as: TW201117742A; TWI383757B; CN102548447A; WO2011061815A1

Abstract

(The invention provides a slider for slide fastener.) The slider (10) comprising a slider body (20), a pull tab holding body (30) fixed in a cantilever manner to an upper wing plate (21) of the slider body (20), a slide member (40) slidably provided to the slider body (20), an elastic member (5) for pressing the slide member (40), and a pull tab (6) held by the pull tab holding body (30), wherein the pull tab (6) is adapted to be mountable and removable from the pull tab holding body (30). The pull tab holding body (30) has a projection (34) or a recess formed thereon on the free end section (33) side thereof. The slide member (40) has a body section (41) slidable relative to the slider body (20), a closing section (42) raised from the body section (41), and a recess (45) or a projection formed on the upper surface of the closing section (42). The configuration causes the gap (13) formed between the free end section (33) of the pull tab holding body (30) and the slide member (40) to have a shape which is bent in a zigzag pattern in the height direction of the slider, and this makes thin cloth unlikely to enter the gap (13).

Description

Slider for slide fastener

Technical field

The present invention relates to and draw the slider for slide fastener of climbing relative to slider body mounting or dismounting.

Background technology

As the pull head used in slide fastener, be known to climb, can also climb being arranged on drawing on slider body the structure pulled down afterwards relative to installing draw after slider body in the past.Such pull head, be arranged on slider body owing to such as color and different various types of of form can be drawn climb according to the requirement of user and hobby etc. and can easily make friends with people of a higher social position and change drawing of other types by being arranged on drawing on slider body into and climb, so, be applicable to being applied to be arranged on such as clothing product and bag etc. slide fastener on.

The example drawing the slider for slide fastener of climbing of can installing and removing so is such as disclosed by Japanese Unexamined Patent Publication 2-131704 publication (patent document 1).Here, about the pull head that patent document 1 is recorded, be described with reference to Figure 22 ~ Figure 24.

This patent document 1 record pull head, by along be arranged on pair of right and left zipper teeth chain relative ora terminalis on chain denture slide, can make left and right chain denture be engaged with each other or be separated.Here, be used for by pull head making chain denture to engage and relative to the direction of chain denture movement as front, using being used for, chain denture is separated and the direction of movement as rear.

As shown in FIG. 22 and 23, the pull head 310 of patent document 1 has slider body 320 and draws and climbs 360.Slider body 320 is configured to, and the leading section of upper flange 321 and lower wing plate 322 links each other by guide post 323.In addition, flange 324 is had the left and right lateral margin of upper flange 321 and lower wing plate 322 is extended towards relative lower wing plate 322 and upper flange 321.

At the upper surface of upper flange 321, be fixed with in cantilever manner to draw and climb holder 330.This draws climbs holder 330 and has: the anchor portion 331 erected from the leading section of upper flange 321; From this bending extended portion 332 also rearward extended of anchor portion 331; From this extended portion 332 to the free end 333 of upper flange 321 lateral bend, between the end face 333a drawing free end 333 side climbing holder 330 and upper flange 321, be formed with the interspersed gap 311 that can make to draw the installation shaft portion 360a climbing 360 to run through the regulation of insertion.

In addition, be formed with sliding guidance groove 325 in the upper surface side of upper flange 321 toward the front from the rear end of upper flange 321, contain in this sliding guidance groove 325: the slide unit 340 that can configure slidably along sliding guidance groove 325 in the mode interting gap 311 described in opening and closing; The elastomeric element 350 that slide unit 340 is rearward suppressed.

In this situation, erect to prevent slide unit 340 from coming off from sliding guidance groove 325 engaging portion 326 being provided with the rearward end being configured in upper flange 321, slide unit 340 is being inserted into after in sliding guidance groove 325 by caulking and become to the outstanding state in the inner side of sliding guidance groove 325 by this engaging portion 326.

In addition, slide unit 340 has: be configured in the main part 341 in sliding guidance groove 325; From the lock portion 342 that main part 341 is projecting, when this slide unit 340 moves to the sliding end suppressing side, direction, interspersed gap 311 locking (or narrowing) can be made by lock portion 342.Therefore, be formed in the receiving space 312 drawing and climb between the extended portion 332 of holder 330 and upper flange 321 accommodated the installation shaft portion 360a drawing and climb 360 time, this installation shaft portion 360a can be stoped to come off via interspersed gap 311.

In the pull head 310 of such patent document 1, after assembling slider body 320, installation is drawn and is climbed 360, as shown in figure 24, make to draw the installation shaft portion 360a climbing 360 to be crimped on the lock portion 342 of slide unit 340 from rear, slide unit 340 is forwards slided with resisting the elastic force pressure of elastomeric element 350.Thus, draw interspersed gap 311 opening of climbing between the free end 333 of holder 330 and upper flange 321, and, make to draw the installation shaft portion 360a climbing 360 to crimp with lock portion 342, while make it by the interspersed gap 311 of opening.

Then, the interference of the lock portion 342 of installation shaft portion 360a and slide unit 340 is removed by drawing the installation shaft portion 360a climbing 360 to mention upward, thus, slide unit 340 is suppressed by elastomeric element 350 thus moves to the sliding end suppressing side, direction, so, intert gap 311 by lock portion 342 locking of this slide unit 340.Thus, draw the installation shaft portion 360a climbing 360 to be housed in receiving space 312, draw and climb 360 and become the state being maintained at and drawing and climb in holder 330.

On the other hand, in Japanese Patent Publication 4-32974 publication (patent document 2), also disclose a kind of can carrying out and draw the slider for slide fastener of climbing mounting or dismounting.The pull head that this patent document 2 is recorded has auto-stop mechanism, and when not carrying out the opening and closing operations of slide fastener, this auto-stop mechanism makes the slip of pull head automatically stop by stopping corpus unguis relative to slide fastener coupling element row.

Here, with reference to the pull head of Figure 25 and Figure 26 on one side simple declaration patent document 2, this pull head 410 has slider body 420 and draws climbs 460, by being fixed with to draw climbing holder 430 to stopping corpus unguis 470 to carry out the pin 471 of axle supporting on slider body 420.In addition, stop corpus unguis 470 to be suppressed into by the spring 472 remained in slider body 420, stop claw 473 set on corpus unguis 470 to be projected in the chain tooth path of navigation 426 between lower wing plate 421,422.

Draw and climb holder 430 and have: the anchor portion 431 erected from the leading section of upper flange 421; From this bending extended portion 432 also rearward extended of anchor portion 431; From this extended portion 432 to the free end 433 of upper flange 421 lateral bend, between the end face drawing free end 433 side climbing holder 430 and upper flange 421, be formed with the interspersed gap that can make to draw the installation shaft portion 460a climbing 460 to run through the regulation of insertion.

In addition, the lower ora terminalis of upper flange 421 side drawing the extended portion 432 climbing holder 430 being formed: keep out of the way space recess 435, making to draw the installation shaft portion 460a climbing 460 to keep out of the way for the formation of keeping out of the way space; Receiving space recess 436, draws with collecting the installation shaft portion 460a climbing 460 for the formation of receiving space; Continuous edge 437, is clamped between two recesses 435,436.

In the upper surface side of upper flange 421, be formed with sliding guidance groove 425 toward the front from the rear end of upper flange 421, contain in this sliding guidance groove 425: the slide unit 440 that can configure slidably along this sliding guidance groove 425; The elastomeric element (helical spring) 450 that slide unit 440 is rearward suppressed.

Slide unit 440 is provided with the first lock portion 441 and the second lock portion 442, the locking when this slide unit 440 is in the state moving to the sliding end suppressing side, direction of this first lock portion 441 interts gap, this second lock portion 442 carries out locking to drawing the gap climbed between the continuous edge 437 of holder 430 and upper flange 421, between the first lock portion 441 and the second lock portion 442, be formed with the groove 443 can accommodated and draw the installation shaft portion 460a climbing 460.

In the pull head 410 of such patent document 2, when assemble to install after slider body 420 draw climb 460, to the installation shaft portion 460a climbing 460 be drawn to be crimped on the first lock portion 441 of slide unit 440 from rear, and the elastic force pressure resisting elastomeric element 450 make slide unit 440 forwards slide.Thus, draw the interspersed clearance opening of climbing between the free end 433 of holder 430 and upper flange 421, and, make to draw the installation shaft portion 460a climbing 460 to be crimped in the first lock portion 441, while pass through the interspersed gap of opening.Next, make to draw the installation shaft portion 460a climbing 460 to mention upward and move to and keep out of the way space (keeping out of the way space recess 435).Thus, slide unit 440 is suppressed by elastomeric element 450 and moves to the sliding end suppressing side, direction, therefore, interts gap by the first lock portion 441 locking of this slide unit 440.

Then, make to draw the installation shaft portion 460a climbing 460 move and be housed in the groove 443 of slide unit 440 downwards, and, this installation shaft portion 460a is crimped with the second lock portion 442 of slide unit 440, and the elastic force pressure resisting elastomeric element 450 make slide unit 440 forwards slide.Thus, make to draw the clearance opening of climbing between the continuous edge 437 of holder 430 and upper flange 421, make to draw the installation shaft portion 460a climbing 460 by this gap.

Then, will the installation shaft portion 460a climbing 460 be drawn to mention upward and move to receiving space (receiving space recess 436) in the groove 443 of slide unit 440.Thus, slide unit 440 is suppressed by elastomeric element 450 and moves to the sliding end suppressing side, direction, thus becomes to draw and climb 460 and drawn the state of climbing holder 430 and keeping.

Like this, according to the pull head 410 of patent document 2, stop corpus unguis 470 even if be configured with on slider body 420, also can stably carry out drawing the installation of climbing 460, in addition, as required, also can climb drawing 460 and climb holder 430 and pull down from drawing and easily change.

Patent document 1: Japanese Unexamined Patent Publication 2-131704 publication

Patent document 2: Japanese Patent Publication 4-32974 publication

In the pull head 310,410 that aforesaid patent document 1 and patent document 2 are recorded, the slide unit 340,440 that can be configured in slidably on slider body 320,420 being positioned at when being suppressed by elastomeric element 350,450 sliding end suppressing side, direction, being formed in draw and climbing lock portion 342,441 locking of the interspersed gap 311 between the free end 333,433 of holder 330,430 and upper flange 321,421 by slide unit 340,440.

In this situation, usually, between the end face 333a drawing free end 333,433 side climbing holder 330,430 and the lock portion 342,441 of slide unit 340,440, be provided with gap and slide unit 340,440 is not contacted with drawing the free end 333,433 of climbing holder 330,430.Its reason is, when such as making to draw the end face of free end side of climbing holder and the lock portion of slide unit to contact with each other and form pull head, due to the problem such as dimensional accuracy of the constituent part of pull head, there is slide unit and be hooked on and draw that climb in holder cannot movable possibility and there is the possibility of sliding reduction of slide unit.

Therefore, in the pull head 310,410 of reality, slide swimmingly to make slide unit 340,440 and stably install to draw and climb 360,460, between the end face 333a drawing free end 333,433 side climbing holder 330,430 and the lock portion 342,441 of slide unit 340,440, be provided with gap to a certain degree.

But, when like this in draw climb holder 330,430 be provided with gap between end face 333a and slide unit 340,440, when install on pull head 310,410 draw climb 360,460 time and pull head 310,410 be arranged on the products such as bag go forward side by side and exercise the used time etc., there is the foreign matters such as thinner cloth and easily enter into the problem in this gap (specifically, such as when pull head be arranged on wrap, the cuff etc. that there is clothes enters into the situation of drawing the gap climbed between the end face of holder and slide unit of this pull head).

In addition, as the pull head 310,410 of patent document 1 and patent document 2, when can be configured with slide unit 340,440 slidably on upper flange 321,421, there is following problem, that is: when such as thicker cloth etc. collides the rear of slide unit 340,440, these clothes etc. push slide unit 340,440 and slide unit 340,440 are forwards slided, and cause drawing the cloth etc. of nipping between free end 333,433 and slide unit 340,440 of climbing holder 330,430.

And, as mentioned above, when entering cloth etc. in the gap between the end face 333a drawing free end 333,433 side climbing holder 330,430 and slide unit 340,440 and when draw climb holder 330,430 nipped between free end 333,433 and slide unit 340,440 cloth etc., when carrying out drawing installation and the replacing of climbing 360,460, clothes etc. become obstacle, in addition, also there is this unfavorable condition of operation that cloth etc. hinders pull head 310,410.And have based on when stopping the auto-stop mechanism of corpus unguis at pull head, the cloth etc. entering into described gap is nipped and is stopped corpus unguis, exists and stops the function of corpus unguis to be subject to hindering this unfavorable condition.

Summary of the invention

The present invention is in view of above-mentioned problem in the past and the invention made, its specific purposes are to provide a kind of slider for slide fastener, can prevent the foreign matters such as cloth from entering or being bitten into draw and climb between holder and slide unit, thus can carry out drawing the installation and replacing of climbing swimmingly, in addition, the excellent operability of pull head can be guaranteed.

To achieve these goals, slider for slide fastener provided by the invention, as basic structure, comprising: slider body, has upper lower wing plate, draw and climb holder, to be fixed on described upper flange and anchor portion erects from described upper flange, upper flange described in free end side direction bends with cantilever-shaped, slide unit, can be configured in slidably on described slider body the mode of drawing the gap climbed between the described free end of holder and described upper flange to carry out opening and closing described in being formed in, elastomeric element, suppresses the locking direction of described slide unit to described gap, draw and climb, draw and climb in holder described in remaining on, described slide unit has: main part, can be slidably mounted on described slider body, lock portion, erect and be located on described main part, and described main part move to described elastomeric element suppress the sliding end of side, direction time by the locking of described gap, described slider for slide fastener is configured to, via described gap can by described draw to climb climb holder install and remove relative to described drawing, it is topmost is characterised in that, described drawing is climbed holder and is had: be formed in the protuberance on the end face of described free end side or recess, described slide unit described lock portion with described draw to climb on the relative opposite face of holder have: the recess formed in the mode of drawing the described protuberance of climbing holder to insert described in can supplying, or described in can being inserted into, draw the protuberance of climbing the mode in the described recess of holder and being formed.

In slider for slide fastener of the present invention, preferably, when described protuberance is inserted in described recess, between described protuberance and described recess, be provided with gap within the scope of pull head width, described gap bends to zigzag along pull head short transverse.

In slider for slide fastener of the present invention, preferably, described slide unit has: auxiliary locking portion, erect be located at compared with the described lock portion of described main part by suppressing side, direction, when the elastic force pressure making described slide unit resist described elastomeric element slides, by the locking of described gap or described gap turn narrow can be made; Accepting groove portion, is configured between described lock portion and described auxiliary locking portion, and draws the installation shaft portion climbed described in can accommodating.

In this situation, more preferably, described auxiliary locking portion sets lower than the projecting height of described lock portion from described upper flange from the projecting height of described upper flange.

In addition, in slider for slide fastener of the present invention, preferably, draw described in the described free end of climbing holder with suppress described in moving to side, direction sliding end described slide unit described lock portion position compared with extended to suppressing side, direction.

Further, according to the present invention, a kind of slider for slide fastener is provided, comprises: slider body, there is upper lower wing plate, draw and climb holder, to be fixed on described upper flange and anchor portion erects from described upper flange, upper flange described in free end side direction bends with cantilever-shaped, slide unit, can be configured in slidably on described slider body the mode of drawing the gap climbed between the described free end of holder and described upper flange to carry out opening and closing described in being formed in, elastomeric element, suppresses the locking direction of described slide unit to described gap, draw and climb, draw and climb in holder described in remaining on, described slide unit has: main part, can be slidably mounted on described slider body, lock portion, erect and be located on described main part, and described main part move to described elastomeric element suppress the sliding end of side, direction time by the locking of described gap, described slider for slide fastener is configured to, via described gap can by described draw to climb climb holder install and remove relative to described drawing, it is topmost is characterised in that, described slide unit has: auxiliary locking portion, erect be located at compared with the described lock portion of described main part by suppressing side, direction, when the elastic force pressure making described slide unit resist described elastomeric element slides, by the locking of described gap or described gap turn narrow can be made, accepting groove portion, be configured between described lock portion and described auxiliary locking portion, can accommodate described in draw the installation shaft portion climbed.

The effect of invention

Slider for slide fastener of the present invention has: be fixed on drawing on the upper flange of slider body climb holder with cantilever-shaped; So that slide unit on slider body can be configured in slidably to being formed in the mode of drawing the interspersed gap climbed between the free end of holder and upper flange to carry out opening and closing.In addition, draw and climb holder there is protuberance on the end face being formed in its free end side or recess.

Slide unit has: can be inlaid in the main part suppressed on slider body and by elastomeric element slidably; Erect the lock portion be located on main part, being formed with drawing to climb on the relative opposite face of holder in lock portion: can for the recess drawing the described protuberance of climbing holder to be formed with inserting or so that the protuberance drawing and climb the mode in the described recess of holder and formed can be inserted into.

Pull head of the present invention is like this configured to, be formed in protuberance on the end face drawing the free end side climbing holder or recess and be formed in slide unit lock portion opposite face on recess or protuberance mutually configure accordingly, between the end face drawing the free end side climbing holder and the lock portion upper surface of slide unit, be provided with gap.Therefore, when making slide unit slide relative to upper flange, this slide unit can be made not slide swimmingly contiguously with drawing the free end of climbing holder, so, stably can carry out drawing the installation and dismounting of climbing.

And, on the opposite face drawing the end face of free end side and the lock portion of slide unit of climbing holder, each protuberance or recess configure mutually accordingly, thus, when protuberance is inserted in recess, be formed in and draw the gap between the end face of the free end side climbing holder and the lock portion upper surface of slide unit (being formed in the gap between protuberance and recess) to bend to zigzag along pull head short transverse, and formed within the scope of pull head width.

Because above-mentioned like this gap is formed as zigzag, the foreign matters such as thinner cloth can be made to be difficult to enter into this gap, so, when carrying out drawing the installation of climbing and changing, the unfavorable condition that cloth etc. becomes the unfavorable condition of obstruction and the operation of pull head and affects by cloth etc. can be prevented.

In addition, the slide unit of this pull head has: auxiliary locking portion, erect be located at compared with the lock portion of main part by suppressing side, direction, when the elastic force pressure enabling slide unit resist elastomeric element slides by the locking of interspersed gap or make interspersed gap turn narrow; Accepting groove portion, is configured between lock portion and auxiliary locking portion, can accommodates the installation shaft portion of drawing and climbing.Thus, by making slide unit slide by under the state of drawing the installation shaft portion climbed to be housed in the accepting groove portion of slide unit, can carry out drawing the installation and dismounting of climbing swimmingly.

And, owing to being provided with auxiliary locking portion by suppressing edge-on of direction compared with the lock portion of main part, so, even if when the foreign matters such as such as thicker cloth collide the rear side of slide unit and slide unit is pushed by this foreign matter and slides, due to by auxiliary locking portion by the locking of interspersed gap or make interspersed gap turn narrow, so, can prevent foreign matter from entering, can prevent foreign matter from being nipped to draw and climb between the free end of holder and slide unit.Therefore, it is possible to prevent the operation that the unfavorable condition and pull head that cloth etc. becomes obstruction occurs when carrying out drawing the installation of climbing and changing to be subject to the unfavorable condition of the impacts such as cloth more reliably.

In this situation, auxiliary locking portion is set low from the projecting height of upper flange lower than lock portion from the projecting height of upper flange.Thus, will draw climb be installed on slider body time, can easily guide drawing the installation shaft portion climbed and be housed in the accepting groove portion of the slide unit being arranged in the sliding end suppressing side, direction, so, can carry out more swimmingly drawing the installation exercise of climbing.

And, in pull head of the present invention, draw the free end of climbing holder with move to the sliding end suppressing side, direction slide unit lock portion position compared with extended to suppressing side, direction.Thereby, it is possible to draw drawing the installation shaft portion climbed easily to be directed to the interspersed gap climbed between the free end of holder and upper flange, so, draw the installation exercise of climbing to become more smooth and easy.

On the other hand, other slider for slide fastener of the present invention has: be fixed on drawing on the upper flange of slider body climb holder with cantilever-shaped; So that slide unit on slider body can be configured in slidably to being formed in the mode of drawing the interspersed gap climbed between the free end of holder and upper flange to carry out opening and closing.

In addition, slide unit has: main part, can be inlaid in slidably on slider body and to be suppressed by elastomeric element; Lock portion, erects to be located at and will to intert gap locking on main part, when main part moves to the sliding end suppressing side, direction; Auxiliary locking portion, erect be located at compared with the described lock portion of main part by suppressing side, direction, enable slide unit resist the elastic force pressure of elastomeric element slide into described suppress the sliding end of opposition side, direction time by the locking of interspersed gap or make interspersed gap turn narrow; Accepting groove portion, is configured between lock portion and auxiliary locking portion, can accommodate the installation shaft portion of drawing and climbing.

Thus, by making slide unit slide under the state of will the installation shaft portion climbed be drawn to accommodate in the accepting groove portion of slide unit, can carry out drawing the installation and dismounting of climbing swimmingly.And, owing to being provided with auxiliary locking portion by suppressing edge-on of direction compared with the lock portion of main part, so, even if collide the rear side of slide unit at foreign matters such as such as thicker clothes, and slide unit is when being pushed by this foreign matter and slide, by auxiliary locking portion by the locking of interspersed gap or make it narrow, thus, can prevent foreign matter from entering, can prevent from climbing foreign matter of nipping between the free end of holder and slide unit drawing.Therefore, cloth etc. can be prevented when carrying out drawing the installation of climbing and changing and become the unfavorable condition that the unfavorable condition of obstruction and the operation of pull head affect by cloth etc.

Accompanying drawing explanation

Fig. 1 is the exploded perspective view of the slider for slide fastener of embodiments of the invention 1.

Fig. 2 is in this pull head, represents the sectional view of relation between the recess that is formed in and draws the protuberance of the free end side climbing holder and be formed on slide unit.

Fig. 3 is the side view representing slider body He draw the relation of climbing.

Fig. 4 illustrates the sectional view by operation when drawing the installation shaft portion climbed to be inserted in the receiving space drawing and climb between holder and upper flange.

Fig. 5 is in the variation of pull head, represents the sectional view being formed in the relation of drawing between the recess of climbing in holder and the protuberance be formed on slide unit.

Fig. 6 is in other variation of pull head, represents the sectional view being formed in the relation of drawing between the protuberance of climbing in holder and the recess be formed on slide unit.

Fig. 7 is in other the variation other of pull head, represents the sectional view being formed in the relation of drawing between the protuberance of climbing in holder and the recess be formed on slide unit.

Fig. 8 is in other the variation other of pull head, represents the sectional view being formed in the relation of drawing the protuberance (or recess) of climbing in holder and the recess (or protuberance) be formed on slide unit.

Fig. 9 is that the sectional view of the state of climbing is drawn in the installation that do not have of the slider for slide fastener representing embodiments of the invention 2.

Figure 10 is the major part enlarged drawing drawing the cross section climbing the free end of holder and the lock portion of slide unit representing this pull head enlargedly.

Figure 11 is the exploded perspective view of the slider for slide fastener of embodiments of the invention 3.

Figure 12 is in this pull head, represents the sectional view being formed in the relation of drawing the protuberance of the free end side climbing holder and being formed in the recess on slide unit.

Figure 13 is in this pull head, and the sectional view that will the installation shaft portion climbed drawn to guide to the state in the accommodating grooves of slide unit is described.

Figure 14 illustrates to make slide unit slide and make to draw the installation shaft portion climbed to be inserted into the sectional view of the state in receiving space.

Figure 15 represents to draw to climb to be drawn the sectional view of climbing the state that holder keeps.

Figure 16 represents to draw to climb to be drawn the top view of climbing the state that holder keeps.

Figure 17 illustrates the major part sectional view preventing from foreign matter from entering drawing the state of climbing between the free end of holder and upper flange by the auxiliary locking portion of slide unit.

Figure 18 illustrates also when foreign matter pushes slide unit and makes it slide, and prevents foreign matter from being drawn the major part sectional view of the state of climbing between the free end of holder and upper flange by nipping.

Figure 19 is in the variation of pull head, represents the sectional view drawing the free end of climbing holder and erect the relation being located at lock portion on slide unit and auxiliary locking portion.

Figure 20 is the sectional view of the pull head length direction along this pull head.

Figure 21 is the sectional view of the slider for slide fastener of embodiments of the invention 4.

Figure 22 is the exploded perspective view of pull head in the past.

Figure 23 is the sectional view of this pull head.

Figure 24 is in this pull head, illustrates and will draw the sectional view of climbing the state be arranged on slider body.

Figure 25 is the exploded perspective view of other pull heads in the past.

Figure 26 is the sectional view representing this pull head.

Detailed description of the invention

Below, enumerate embodiment, with reference to accompanying drawing while describe in detail preferred embodiment of the present invention.

Embodiment 1

Fig. 1 is the exploded perspective view of the slider for slide fastener of the present embodiment 1, and Fig. 2 is in this pull head, represents the sectional view of relation between the recess that is formed in and draws the protuberance of the free end side climbing holder and be formed on slide unit.In addition, Fig. 3 and Fig. 4 is the figure represented drawing state when being arranged on slider body of climbing or operation.In addition, in Fig. 3, in order to the installation method of climbing is drawn in easy identification, only illustrate with cross section drawing to climb.

The slider for slide fastener 10 of the present embodiment 1 is configured to, and the chain denture be arranged on by edge on the relative ora terminalis of the zipper teeth chain of not shown pair of right and left is slided, and can make the chain denture engagement of left and right and be separated.

In addition, in the following description, the length direction of pull head 10 is defined as fore-and-aft direction, is used for by pull head 10 making chain denture to engage especially and relative to the direction of chain denture movement as front, using being used for, chain denture is separated and the direction of movement as rear.In addition, the short transverse of pull head 10 being defined as above-below direction, drawing the direction climbing 6 sides as top, using the direction of its opposition side as below using installing relative to slider body 2 especially.And, the width of pull head 10 is defined as left and right directions.

The pull head 10 of the present embodiment 1, as shown in Figure 1, has: slider body 20; Be fixed on drawing on slider body 20 climb holder 30 with cantilever-shaped; The slide unit 40 on slider body 20 can be configured in front-rear direction slidably; The helical spring 5 as elastomeric element that slide unit 40 is rearward suppressed; Remain on to draw and climb drawing in holder 30 and climb 6.In addition, in the present embodiment 1, draw and climb holder 30 and form with slider body 20 and be fixed on thus on slider body 20.

In this pull head 10, slider body 20, draw to climb holder 30, slide unit 40 and draw and climb 6 and can use the metal material such as aluminium alloy, kirsite and be manufactured by casting forming.In addition, about these parts, metal material can also be replaced and use the thermoplastic resin of polyamide, polypropylene, polyacetals, polybutylene terephthalate (PBT) etc. respectively or the thermoplastic resin material that with the addition of wear resistance strengthening material etc. being manufactured by injection moulding.

Slider body 20 in this pull head 10 has: upper lower wing plate 21,22, configures mutually substantially in parallel; Guide post 23, by connected to each other for the leading section of upper lower wing plate 21,22; Flange 24, from the left and right lateral margin of upper flange 21 and lower wing plate 22 towards relative lower wing plate 22 and upper flange 21, and along extended with upper lower wing plate 21,22 orthogonal directions.

In the front portion of this slider body 20, be formed with the shoulder mouth of the left and right formed across guide post 23 betwixt, be formed with deutostoma in the rear end of slider body 20.And, in the mode of being surrounded by upper lower wing plate 21,22 and flange 24, be formed with the chain tooth path of navigation 25 of the Y shape be communicated with deutostoma by the shoulder mouth of left and right.

In addition, in the upper surface side of the upper flange 21 of slider body 20, forwards sliding guidance groove 26 is hollowly provided with from the rear end (acies of deutostoma side) of upper flange 21, at the left and right sidewall of this sliding guidance groove 26, be formed with the guide part embedding slot 26a of guide part described later 44 setting-in for slide unit 40.And, in the bottom of sliding guidance groove 26, be formed for accommodating the spring accepting groove 26b keeping helical spring 5.

In addition, be provided with layer difference portion 21a in the rearward end of upper flange 21, in the side, left and right of the rearward end of sliding guidance groove 26, be configured with the locking piece 27 erected from the upper surface of layer difference portion 21a.The locking piece 27 of left and right, accommodated in spring accepting groove 26b helical spring 5 and also in sliding guidance groove 26, insert slide unit 40 state under, bending to the inside and caulking in mode close to each other, thus, abut with the rear end face (end face of deutostoma side) of the aftermentioned guide part 44 of the slide unit 40 suppressed by helical spring 5, so, play the effect of the stop part as slide unit 40.

Be integrally formed in drawing on this slider body 20 to climb holder 30 and have: the anchor portion 31 erected from the leading section (near front compared with the fore-and-aft direction central authorities of pull head 10) of upper flange 21; From this bending extended portion 32 also rearward extended of anchor portion 31; From this extended portion 32 to the free end 33 of upper flange 21 lateral bend.Free end 33 becomes and has the state in gap between upper flange 21 and slide unit 40.This draws climbs holder 30 entirety in downward spill, draws to climb between the lower ora terminalis of holder 30 and the upper surface of upper flange 21 be formed for accommodating the receiving space 11 drawing the aftermentioned installation shaft portion 6b climbing 6 at this.

In addition, on the end face 33a (with the face faced by slide unit 40) drawing free end 33 side climbing holder 30, be formed with protuberance 34, this protuberance 34 along slide unit 40 glide direction to the cross section of fore-and-aft direction (pull head length direction) in the form of a substantially rectangular.In this situation, between the lower surface of drawing the protuberance 34 of climbing holder 30 and the upper surface of upper flange 21, be formed with the interspersed gap 12 that can make to draw the installation shaft portion 6b climbing 6 to run through insertion.

In addition, in the present embodiment 1, draw and climb holder 30 and form and be fixed on slider body 20, but in the present invention, can also after making respectively and drawing and climb holder 30 and slider body 20, will be drawn by methods such as riveted joints and climb holder 30 and be fixed on slider body 20.

The slide unit 40 of the present embodiment 1 has: main part 41, and the sliding guidance groove 26 along slider body 20 slides; Lock portion 42, the central portion of the projecting fore-and-aft direction at this main part 41; Guide projecting strip part 43, be formed in lower surface (back side) side of main part 41 in raised line and be inserted in spring accepting groove 26b and the slip of slide unit 40 is guided along the longitudinal direction; Guide part 44, be configured in main part 41 left and right sides edge and for being inlaid in the guide part embedding slot 26a of sliding guidance groove 26.

In this slide unit 40, climb on the relative opposite face of holder 30 (upper surface) 42a in lock portion 42 with drawing, be provided with recess 45 accordingly with the position of protuberance 34, make to be formed in and draw the protuberance 34 of climbing in holder 30 to insert.

About protuberance 34, as shown in Figure 2, on the end face 33a drawing free end 33 side climbing holder 30, the end face 33a of the left and right directions both sides of protuberance 34 is positioned at top compared with the end face 33a of the front of protuberance 34.In addition, the bottom surface 42a of recess 45 in the opposite face 42a of the slide unit 40 and end face 33a of the front of protuberance 34 is facing.And drawing in the free end 33 of climbing holder 30, the size of the width (left and right directions) of protuberance 34 sets be less than the size of drawing the width of climbing holder 30 entirety.

Therefore, especially when drawing the installation shaft portion 6b climbing 6 to be formed as arc-shaped, installation shaft portion 6b is being crimped in lock portion 42 as described later, and during the elastic force pressure press-in of opposing helical spring 5, draw climb 6 installation shaft portion 6b and draw the free end 33 of climbing holder 30 to be mutually difficult to interfere, easily can be pressed into the installation shaft portion 6b drawing and climb 6.In addition, such effect, equally also can obtain in the pull head such as represented by Fig. 6 and Figure 12 described later.

In this situation, between the upper surface 42a drawing the end face 33a of free end 33 side climbing holder 30 and be formed in the protuberance 34 on this end face 33a and the lock portion 42 in slide unit 40 and the recess 45 being formed in this upper surface 42a, climb holder 30 and be provided with gap 13 to make to draw with the mode that slide unit 40 does not directly contact.This gap 13, Yin La climb the protuberance 34 of holder 30 and the recess 45 of lock portion 42 and along the vertical direction (pull head short transverse) with saw tooth shaped crimp, while formed in left and right directions (pull head width) scope.

That is, the state that protuberance 34 is inserted into recess 45 is, with the lock portion 42 of slide unit 40 with draw climb the relative opposite face of holder 30 (upper surface) 42a front end (upper end of the left and right sides) compared with, the front end with upper flange 21 side of the end face 33a of protuberance 34 is positioned at the state of main part 41 side (lower side) of slide unit 40.Therefore, in the lateral direction, the front end (upper end of the left and right sides) of opposite face (upper surface) 42a of lock portion 42 is positioned at upper side compared with drawing the front end face of the protuberance 34 of climbing holder 30.In addition, at the front end face of the protuberance 34 drawing the central portion of the left and right directions of climbing holder 30 to configure, relative with the bottom surface of the recess 45 of lock portion 42, further, lower side (main part 41 side of slide unit 40) is positioned at compared with opposite face (upper surface) 42a of the left and right sides of this lock portion 42.Thus, slide unit 40 and draw climb holder 30 free end 33 between be provided with the bending gap 13 of indentation.

Here, jagged gap 13 is formed in the mode with the layer difference bending to roughly 90 °, but also can be arranged to, on such as left and right directions, the layer that the part of the part on left side and/or right side and central authorities has above-below direction is poor, in addition, can also be arranged to, such as at least two straight lines are substantially V-shaped with the angular cross of regulation.

The drawing of the present embodiment 1 is climbed 6 and is had: can climb main part 6a by pointing flat the drawing that pinch; Be formed on the installation shaft portion 6b that this draws the arc-shaped of the one end climbing main part 6a.

Next, the order of the pull head 10 of assembling the present embodiment 1 is described.

First, the operation of assembling slide unit 40 and helical spring 5 on slider body 20 is carried out.Specifically, helical spring 5 is inserted in the spring accepting groove 26b be formed on the upper flange 21 of slider body 20, next, the front end face 33a of slide unit 40 is abutted with the rear end of helical spring 5, compress this helical spring 5 and slide unit 40 is inserted sliding guidance groove 26.

When slide unit 40 is inserted sliding guidance groove 26, the guiding projecting strip part 43 of slide unit 40 is made to embed the spring accepting groove 26b of upper flange 21, and, the guide part 44 of slide unit 40 is inlaid in the guide part embedding slot 26a of upper flange 21.Then, after slide unit 40 is inserted sliding guidance groove 26, buckled in a direction close to each other by the locking piece 27 erecting the rearward end being located at upper flange 21 and caulking, thus, slide unit 40 can be slidably mounted on upper flange 21 under the state of being suppressed by helical spring 5.

Now, played a role as the stop part of slide unit 40 by caulking locking piece 27, so, the position of the slide unit 40 abutted with locking piece 27 becomes the sliding end suppressing side, direction of this slide unit 40, when slide unit 40 be positioned at this suppress the sliding end of side, direction time, will be formed in draw by the lock portion 42 of slide unit 40 and climb gap between the free end 33 of holder 30 and upper flange 21 (intert gap) 12 lockings (or making it narrow).On the other hand, slide unit 40 become with the sliding end suppressing opposition side, direction the position covering the position on the sliding guidance groove 26 of upper flange 21 with the lock portion 42 of slide unit 40 and abut.

In addition, the pull head 10 of the present embodiment 1 is configured to, when side from the side observe this pull head 10, when slide unit 40 is suppressed by helical spring 5 and is positioned at the sliding end suppressing side, direction, draw the free end 33 of climbing holder 30 be positioned at the sliding end suppressing side, direction slide unit 40 lock portion 42 compared with backward side extend (with reference to Fig. 3).

Thus, in lock portion 42 side rearward than slide unit 40, drawing the gap 14 being formed with regulation between free end 33 and upper flange 21 climbing holder 30.By arranging this gap 14, as described later, in order to make slide unit 40 forwards slide by when drawing the installation shaft portion 6b climbing 6 to crimp with the lock portion 42 of slide unit 40, by this gap 14 insert draw the installation shaft portion 6b climbing 6, can easily position this installation shaft portion 6b.Therefore, it is possible to make installation shaft portion 6b reliably be crimped on the lock portion 42 of slide unit 40, slide unit 40 can be made forwards easily to slide.

And, in the pull head 10 of the present embodiment 1, in order to make slide unit 40 and draw the free end 33 of climbing holder 30 not contact and be formed with gap 13 between.And be configured to, when slide unit 40 is positioned at the sliding end suppressing side, direction, the protuberance 34 be formed on the end face 33a drawing free end 33 side climbing holder 30 is inserted in the recess 45 of the upper surface 42a of the lock portion 42 being formed in slide unit 40.Here, draw the protuberance 34 of climbing holder 30 to be inserted in the recess 45 of slide unit 40 and refer to, the leading section of protuberance 34 enters into the bottom surface side of recess 45 compared with the upper surface 42a being formed with recess 45 of lock portion 42.

Like this, by slide unit 40 and draw climb holder 30 free end 33 between form gap 13, when making slide unit 40 slide relative to upper flange 21, slide unit 40 can be made not slide swimmingly contiguously with drawing the free end 33 of climbing holder 30.Therefore, when sliding making slide unit 40 and carry out drawing installation and the dismounting of climbing 6, this installation exercise can be carried out swimmingly and remove operation.

In addition, when slide unit 40 is positioned at the sliding end suppressing side, direction, owing to drawing the protuberance 34 of climbing holder 30 to be inserted in the recess 45 of slide unit 40, can make to be formed in slide unit 40 and draw the gap 13 between the free end 33 of climbing holder 30 along the vertical direction (pull head short transverse) bend to zigzag.Thereby, it is possible to make the foreign matters such as thinner cloth be difficult to enter into this gap 13.

As mentioned above, after having carried out that slide unit 40 and helical spring 5 are assembled in the operation on slider body 20, carry out climbing 6 be arranged on the operation of drawing and climbing in holder 30 by drawing.Specifically, as shown in Figure 3, drawing drawing the installation shaft portion 6b climbing 6 to be inserted into be formed in from rear side the gap 14 of the regulation between the end face 33a of free end 33 side climbing holder 30 and upper flange 21 and the lock portion 42 of slide unit 40 is being crimped, and, by this installation shaft portion 6b, the lock portion 42 of slide unit 40 is forwards pressed into.

Thus, as shown in Figure 4, slide unit 40 elastic force pressure of resisting helical spring 5 forwards slides along the sliding guidance groove 26 of upper flange 21, and, because slide unit 40 forwards slides, interspersed gap 12 opening by lock portion 42 locking of slide unit 40.Therefore, via the interspersed gap 12 of opening, can make to draw the installation shaft portion 6b climbing 6 to move in receiving space 11.

And, move to after in receiving space 11 drawing the installation shaft portion 6b climbing 6, this installation shaft portion 6b is mentioned upward, and remove installation shaft portion 6b to the pushing of slide unit 40, then, the slide unit 40 being pressed into front is suppressed by helical spring 5 and moves to the sliding end suppressing side, direction, thus will draw interspersed gap 12 locking between free end 33 and upper flange 21 of climbing holder 30.Thereby, it is possible to obtain the pull head 10 of the present embodiment 1, that is: draw the installation shaft portion 6b climbing 6 to be housed in receiving space 11, and draw and climb 6 and be maintained to draw and climb in holder 30.

In addition, when by remain on pull head 10 draw climb drawing in holder 30 climb 6 pull down, with finger wait slide unit 40 is forwards pushed, thus make slide unit 40 resist helical spring 5 elastic force pressure advance.Thus, owing to drawing interspersed gap 12 opening between free end 33 and upper flange 21 of climbing holder 30, so, extract drawing the installation shaft portion 6b climbing 6 from receiving space 11 via this interspersed gap 12, thus can easily pull down to draw and climb 6.

As described above, the pull head 10 of the present embodiment 1 is configured to, because slide unit 40 can be configured on upper flange 21 slidably, so, can make to draw and climb 6 and install and remove relative to slider body 20.

And, in this pull head 10, slide unit 40 and draw climb holder 30 free end 33 between there is gap 13, and, be located to draw to climb protuberance on the end face 33a of holder 30 34 and be located at the recess 45 on slide unit 40 and formed along the glide direction of slide unit 40.Therefore, when making slide unit 40 slide relative to upper flange 21, this slide unit 40 can be made not slide swimmingly contiguously with drawing the free end 33 of climbing holder 30, so, can stably carry out drawing installation and the dismounting of climbing 6.

And, be formed in slide unit 40 and draw the gap 13 between the free end 33 of climbing holder 30, climb protuberance on the end face 33a of holder 30 34 by being located to draw and being located at the recess 45 on slide unit 40 and bending to zigzag along the vertical direction, so, can prevent the foreign matters such as thinner cloth from entering into this gap 13.Therefore, it is possible to prevent the unfavorable condition produced in pull head 10 in the past, specifically, the foreign matter as entered into gap 13 becomes the unfavorable condition of obstruction when carrying out drawing installation and the replacing of climbing 6; Because entering into the foreign matter in gap 13 and hindering the unfavorable condition of the operation of pull head 10.

In addition, in the pull head 10 of above-described embodiment 1, drawing the end face 33a of free end 33 side climbing holder 30, protuberance 34 is set, and, arranging at the upper surface of the lock portion 42 of slide unit 40 can for the recess 45 drawing the protuberance 34 of climbing holder 30 to insert, the gap 13 of drawing and climbing between the free end 33 of holder 30 and slide unit 40 is formed in thereby, it is possible to prevent foreign matter from entering into.

But, the form of 1 that the invention is not restricted to the embodiments described and the form of embodiment 2 ~ embodiment 4 described later, such as the variation of pull head shown in Fig. 5 is such, also can be, recess 35 is set drawing the end face 33a of free end 33 side climbing holder 30 and arranges at the upper surface 42a of the lock portion 42 of slide unit 40 and can be inserted into the protuberance 46 drawing and climb in the recess 35 of holder 30, thus, prevent foreign matter from entering into and draw the gap 13 climbed and formed between the free end 33 of holder 30 and slide unit 40.

In addition, drawing the end face 33a of free end 33 side climbing holder 30, replace arranging the such protuberance 34 in substantially rectangular shape to the cross section of pull head length direction of above-described embodiment 1, can also be, as other variation of pull head shown in Fig. 6, drawing the end face 33a of free end 33 side climbing holder 30, arranging the cross section of pull head length direction is the protuberance 34a of roughly triangular shape, and the upper surface 42a of the lock portion 42 being arranged on slide unit 40 that the recess 45a corresponding with the cross sectional shape of protuberance 34a caved in the mode can inserted for this protuberance 34a.This protuberance 34a is from drawing whole of the width (left and right directions) of the free end 33 of climbing holder 30 extended, and in width, the wall thickness of (left and right directions) is along with shape thinning gradually below trend.

In addition, as other the variation other of pull head shown in Fig. 7, be provided with when being such as protuberance 34a (the protuberance 34a same with Fig. 6) of roughly triangular shape to the cross section of pull head length direction when drawing free end 33 side climbing holder 30, as long as the shape that the recess 45 being located at the upper surface of the lock portion 42 of slide unit 40 can insert for this protuberance 34a, it also can be the structure in the space with not corresponding with the cross sectional shape of protuberance 34a substantially rectangular shape.

In addition, in above-described embodiment 1 and variation, on the upper surface 42a drawing the end face 33a of free end 33 side and the lock portion 42 of slide unit 40 of climbing holder 30, protuberance and recess are formed mutually accordingly in the substantially central portion of pull head width.But, in the present invention, draw as long as can prevent foreign matter from entering into the gap 13 climbed and formed between the free end 33 of holder 30 and slide unit 40, protuberance and recess can also be made to be formed in the position conjugated from the substantially central portion of pull head width accordingly.

Such as Fig. 8 illustrates that other the variation other of pull head is such, can also be, when observing from the rear end side of pull head, drawing the end face 33a of free end 33 side climbing holder 30, cross section protuberance 34b in substantially rectangular shape is formed near the left side of free end 33, further, at the upper surface 42a of the lock portion 42 of slide unit 40, also can be formed near the left side of lock portion 42 for the recess 45b drawing the protuberance 34b climbing holder 30 to insert.

In addition, when the variation shown in this Fig. 8, by changing the observational technique of protuberance and recess, can also be understood as: near the right side of such as drawing the free end 33 of climbing holder 30, form recess, be formed near the right side of the lock portion 42 of slide unit 40 and can be inserted into the protuberance drawn in the recess of climbing holder 30.

In any one variation above-mentioned, common ground is, the front end (lower end) of the upper flange side in the end face of the free end side climbing holder is drawn to be configured to, than slide unit lock portion with the main part side (lower side) of drawing the front end (upper end) of the free end side climbed in the relative opposite face of holder to be positioned at slide unit, and jagged gap is set drawing to climb between the free end of holder and slide unit.

Embodiment 2

Fig. 9 is that the sectional view of the state of climbing is drawn in the installation that do not have of the pull head representing the present embodiment 2, and Figure 10 is the major part enlarged drawing drawing the cross section climbing the free end of holder and the lock portion of slide unit representing this pull head enlargedly.

The pull head 110 of the present embodiment 2 has: slider body 120; Be integrally formed in drawing on slider body 120 climb holder 130 with cantilever-shaped; The slide unit 140 on slider body 120 is configured in the mode that can slide along the vertical direction; The helical spring 105 that slide unit 140 is suppressed upward; Remain on and draw not shown the drawing of climbing in holder 130 to climb.

The slider body 120 of the present embodiment 2 has: upper lower wing plate 121,122; By guide post 123 connected to each other for the leading section of upper lower wing plate 121,122; From the flange 124 that the left and right lateral margin of upper flange 121 and lower wing plate 122 is extended, between upper lower wing plate 121,122, be formed with the chain tooth path of navigation 125 of Y shape.In addition, sliding guidance hole 126 is equipped with in slider body 120, this sliding guidance hole 126 extends through the lower surface of lower wing plate 122 from the upper surface of upper flange 121 via the inside of guide post 123, be formed with card holding trough 128 in lower wing plate 122 side in this sliding guidance hole 126, this card holding trough 128 can clamp the anti-avulsion sheet 127 supported one end of helical spring 105.

Be formed on drawing on this slider body 120 to climb holder 130 and have: the anchor portion 131 erected from the rearward end (near rear compared with the fore-and-aft direction central authorities of pull head 110) of upper flange 121; From this bending extended portion 132 also rearward extended of anchor portion 131; From this extended portion 132 to the free end 133 of upper flange 121 lateral bend.This draw climb holder 130 and upper flange 121 upper surface between, be formed with the receiving space 111 that the installation shaft portion climbed is drawn in collecting, in addition, drawing between the end face 133a (and the surface faced by upper flange 121) of free end 133 side climbing holder 130 and the upper surface of upper flange 121, being formed can for the interspersed gap 112 of drawing the installation shaft portion climbed to run through insertion.And on the end face 133a drawing free end 133 side climbing holder 130, depression is provided with recess 135 along the longitudinal direction.

The slide unit 140 of the present embodiment 2 has: can be inlaid in the main part 141 in the sliding guidance hole 126 of slider body 120 slidably; From the lock portion 142 that this main part 141 is extended upward; Formed continuously upward from lock portion 142 and the protuberance 146 drawing and climb the recess 135 of holder 130 can be inserted into.In this situation, the mode that the main part 141 of slide unit 140, lock portion 142 and protuberance 146 all have formed objects with the size on pull head width forms, in addition, at the rear portion of lock portion 142 and protuberance 146, be formed with upward the inclined plane 143 that the size of pull head length direction is reduced gradually.

And, at the lower surface 141a of main part 141, be formed with the patchhole 144 that can insert for the other end of helical spring 105.In addition, in the present embodiment 2, the sliding end suppressing side, direction of slide unit 140 to be set in by not shown detent mechanism on assigned position thus to make at the protuberance 146 be configured on this slide unit 140 and be configured between the recess 135 that draws and climb in holder 130 and be formed with gap 113.

Below, the order for the pull head 110 of assembling the present embodiment 2 is described.

First, in order to slide unit 140 is arranged on slider body 120, slide unit 140 is inserted in the sliding guidance hole 126 be formed on slider body 120 in side from below, next, helical spring 105 is inserted in this sliding guidance hole 126 in side from below, further, the other end of this helical spring 105 is inserted in the patchhole 144 of slide unit 140.

Then, make anti-avulsion sheet 127 be connected to one end of helical spring 105, compress this helical spring 105 by anti-avulsion sheet 127, while make this anti-avulsion sheet 127 be installed in the card holding trough 128 of slider body 120.Thus, slide unit 140 can be slidably mounted on slider body 120 along the vertical direction with the state of being suppressed upward by helical spring 105.

Now, because slide unit 140 is suppressed upward by helical spring 105, so, as shown in FIG. 9 and 10, the protuberance 146 of slide unit 140 is inserted into draw climbs in the recess 135 of holder 130, further, be formed in and draw the interspersed gap 112 climbed between the free end 133 of holder 130 and upper flange 121 to become by the state of lock portion 142 locking of slide unit 140.

The protuberance 146 of slide unit 140, be not that the part of like that ground surface is as described in Example 1 outstanding to form, but whole of the left and right directions of slide unit 140 (with main part 141 same widths) is formed as protuberance, the wall thickness of the fore-and-aft direction of this protuberance 146 reduces gradually along with trending towards top.In this embodiment, protuberance 146 is also a part for lock portion 142.

In the embodiment of this description, so-called protuberance describes the part be inserted in recess, is not limited to the structure that only a part is outstanding plane.

Then, be assembled with on the slider body 120 of slide unit 140 and helical spring 105 to not shown drawing be climbed be arranged on, to the installation shaft portion climbed be drawn to be formed in the interspersed gap 112 between end face 133a and upper flange 121 of drawing free end 133 side climbing holder 130 from rear side insertion, and this installation shaft portion is abutted with the lock portion 142 of slide unit 140.

And be forwards pressed in this installation shaft portion, thus, via the inclined plane 143 be formed on lock portion 142 and protuberance 146, the elastic force pressure making slide unit 140 resist helical spring 105 slides downwards.Its result is, interspersed gap 112 opening be blocked by the lock portion 142 of slide unit 140, so the interspersed gap 112 via this opening makes to draw the installation shaft portion climbed to move in receiving space 111, climb in holder 130 thereby, it is possible to will draw to climb to be arranged on to draw.

According to the pull head 110 of such the present embodiment 2, by making slide unit 140 slide along the vertical direction relative to slider body 120, stably can carry out drawing the installation and dismounting of climbing.And, be formed in slide unit 140 and draw gap 113 between the free end 133 of climbing holder 130 owing to bending to zigzag along the vertical direction, so, can prevent the foreign matters such as thinner cloth from entering into this gap 113, thus the effect same with the pull head 110 of previous embodiment 1 can be obtained.

Embodiment 3

Figure 11 is the exploded perspective view of the pull head of the present embodiment 3, and Figure 12 represents in this pull head, is formed in the sectional view of the relation between the recess in the lock portion and auxiliary locking portion of drawing the protuberance of the free end side climbing holder and being formed in slide unit.In addition, Figure 13 ~ Figure 15 is the key diagram illustrated drawing the operation of climbing when being arranged on slider body.

In addition, in the pull head of the present embodiment 3, except be formed in draw the free end side climbing holder the form of protuberance and the form of slide unit except, substantially alike form with the pull head in previous embodiment 1.Therefore, in the pull head and variation described later of the present embodiment 3, for the parts illustrated in previous embodiment 1 or position, there is the part of same structure, use identical Reference numeral to represent, and the description thereof will be omitted thus.

The pull head 50 of the present embodiment 3 has: slider body 20; Be fixed on drawing on slider body 20 climb holder 60 with cantilever-shaped; The slide unit 70 on slider body 20 can be configured in along the longitudinal direction slidably; The helical spring 5 that slide unit 70 is rearward suppressed; Remain on to draw and climb drawing in holder 60 and climb 6.

On the end face 63a drawing free end 63 side climbing holder 60 of the present embodiment 3, it is the protuberance 64 of roughly triangular shape to downside that glide direction along slide unit 70 is formed the cross section of fore-and-aft direction, between the bottom of this protuberance 64 and the upper surface of upper flange 21, be formed with the interspersed gap 12 that can make to draw the installation shaft portion 6b climbing 6 to run through insertion.

The slide unit 70 of the present embodiment 3 has: the main part 71 slided along the sliding guidance groove 26 be formed on upper flange 21; In the lock portion 72 that the central portion of the fore-and-aft direction of this main part 71 is projecting; In the auxiliary locking portion 77 that the rearward end of main part 71 is projecting; The guiding projecting strip part 73 of raised line is formed as in lower surface (back side) side of main part 71; Be configured in the guide part 74 of the left and right sides edge of main part 71.In addition, between the lock portion 72 and auxiliary locking portion 77 of slide unit 70, be formed with the accepting groove portion 78 can accommodated and draw the installation shaft portion 6b climbing 6.

In this slide unit 70, climb on the relative opposite face of holder 60 (upper surface) 72a with drawing, so that for being formed in the mode of drawing the protuberance 64 of climbing in holder 60 to insert, recess 75 can be formed with accordingly with the position of protuberance 64 in lock portion 72.In this situation, between the upper surface 72a drawing the end face 63a of free end 63 side climbing holder 60 and be formed at the protuberance 64 on this end face 63a and the lock portion 72 in slide unit 70 and the recess 75 being formed at this upper surface 72a, in the scope of left and right directions, be formed with gap 13 bending along the vertical direction.

In addition, the upper surface 77a in auxiliary locking portion 77 is also formed with the recess 77b same with the recess 75 be formed in lock portion 72, when slide unit 70 forwards slides, prevents auxiliary locking portion 77 and draw the free end 63 of climbing holder 60 and contact.And this auxiliary locking portion 77 is formed as follows: time on the upper flange 21 that slide unit 70 is installed on slider body 20, auxiliary locking portion 77 is lower from the projecting height of upper flange 21 than lock portion 72 from the projecting height of upper flange 21.

In addition, when slide unit 70 is positioned at the position of the sliding end suppressing direction, auxiliary locking portion 77 climbs holder 60 be positioned at rear than drawing, and becomes not facing with the end face 63a of free end 63 state.In addition, auxiliary locking portion 77, when aftermentioned slide unit as shown in Figure 14 70 is pressed into front, becomes (be positioned at the below of the end face 63a of free end 63) state facing with the end face 63a of free end 63.

When assembling pull head 50 of such the present embodiment 3, first, on slider body 20, assemble slide unit 70 and helical spring 5 in the same manner as previous embodiment 1.Then, in order to draw and climb 6 drawing to climb holder 60 installs, insert drawing the installation shaft portion 6b climbing 6 and be housed in (reference Figure 13) in the accepting groove portion 78 of slide unit 70.Now, because auxiliary locking portion 77 sets lower than the projecting height of lock portion 72 from upper flange 21 from the projecting height of upper flange 21, so, can make to draw the installation shaft portion 6b climbing 6 easily guide when not interferenceing with auxiliary locking portion 77 and be housed in the accepting groove portion 78 of slide unit 70.

And, make to be housed in the installation shaft portion 6b that drawing in accepting groove portion 78 climb 6 and forwards move, thus, by this installation shaft portion 6b, the lock portion 72 of slide unit 70 is forwards pressed into.Thus, as shown in figure 14, the elastic force pressure resisting helical spring 5 due to slide unit 70 advances, so, by interspersed gap 12 opening of lock portion 72 locking of slide unit 70, can make to draw the installation shaft portion 6b climbing 6 to move in receiving space 11 via the interspersed gap 12 of this opening.Now, due to draw climb 6 the state of installation shaft portion 6b in the accepting groove portion 78 being accommodated in slide unit 70 under be pressed into slide unit 70 while move, so, can, by the lock portion 72 of drawing the installation shaft portion 6b climbing 6 reliably to push slide unit 70 on one side, this installation shaft portion 6b stably be moved in receiving space 11.

And, move to after in receiving space 11 drawing the installation shaft portion 6b climbing 6, after this installation shaft portion 6b is mentioned upward, slide unit 70 is suppressed by helical spring 5 and moves to the sliding end suppressing side, direction, thus will draw interspersed gap 12 locking between free end 63 and upper flange 21 of climbing holder 60.Thus, as shown in Figure 15 and Figure 16, can obtain drawing and climb 6 and be maintained at the pull head 50 drawing the present embodiment 3 of climbing in holder 60.

In addition, when want by remain on pull head 50 draw climb drawing in holder 60 climb 6 pull down, utilize finger wait slide unit 70 is forwards pushed, thus, make slide unit 70 resist helical spring 5 elastic force pressure advance.And in the accepting groove portion 78 of the slide unit 70 advanced, the installation shaft portion 6b climbing 6 is drawn in collecting, and makes slide unit 70 retreat.Thus, via drawing the interspersed gap 12 between free end 63 and upper flange 21 climbing holder 60, can make to draw the installation shaft portion 6b climbing 6 easily to extract from receiving space 11, and pull down to draw and climb 6.

In the pull head 50 of such the present embodiment 3, formed along the glide direction of slide unit 70 owing to being located to draw to climb protuberance in holder 60 64 and be located at the recess 75 on slide unit 70, so climb between holder 60 and slide unit 70 drawing, gap 13 is formed along the vertical direction deviously.Therefore, in the same manner as previous embodiment 1, can prevent the foreign matters such as thinner cloth from entering into the gap 13 of drawing and climbing between holder 60 and slide unit 70.

And, in the pull head 50 of the present embodiment 3, owing to being formed with auxiliary locking portion 77 in the rearward end of slide unit 70, so, such as shown in Figure 17, when the also collision close from the rear of the slide unit 70 suppressed by helical spring 5 of thicker cloth 17, the auxiliary locking portion 77 of slide unit 70 becomes obstruction, thereby, it is possible to prevent from cloth 17 from entering into drawing climbing between the free end 63 of holder 60 and slide unit 70.

In addition, such as shown in Figure 18, even if when thicker cloth 17 from the rear of the slide unit 70 suppressed by helical spring 5 close to and slide unit 70 is forwards pressed into by this cloth 17, at slide unit 70 to when moving with the sliding end suppressing opposition side, direction, interspersed gap 12 locking between free end 63 and upper flange 21 of climbing holder 60 can be drawn by the auxiliary locking portion 77 of slide unit 70.Climb between the free end 63 of holder 60 and slide unit 70 therefore, it is possible to prevent thicker cloth 17 from being drawn by nipping, or draw and climb between the free end 63 of holder 60 and upper flange 21.

In addition, in the pull head 50 of above-described embodiment 3, the end face 63a of free end 63 side climbing holder 60 is being drawn to be provided with protuberance 64, and, be provided with recess 75 and 77b at the upper surface of the lock portion 72 of slide unit 70 and the upper surface in auxiliary locking portion 77.But, in the present invention, if when in order to prevent from foreign matter from being nipped drawing climbing on slide unit, to be provided with auxiliary locking portion between the free end of holder and upper flange, following pull head can also be adopted, that is: such as shown in Figure 19 and Figure 20, protuberance is neither set drawing the end face of the free end side climbing holder and also recess is not set, recess is neither set at the lock portion upper surface of slide unit and auxiliary locking portion upper surface and also protuberance is not set.

Further illustrate, the pull head 51 shown in Figure 19 and Figure 20 has: slider body 20; Be fixed on drawing on slider body 20 climb holder 60 with cantilever-shaped; The slide unit 80 on slider body 20 can be configured in along the longitudinal direction slidably; The helical spring 5 that slide unit 80 is rearward suppressed; Remain on to draw and climb drawing in holder 60 and climb 6.

In this pull head 51, the end face 63a drawing free end 63 side climbed in holder 60 is not formed the protuberance 64 in previous embodiment 3, and this end face 63a is formed as the tabular surface almost parallel relative to the upper surface of upper flange 21.Between the smooth end face 63a and the upper surface of upper flange 21 of this free end 63 side, be formed with the interspersed gap 12 that can make to draw the installation shaft portion 6b climbing 6 to run through insertion.

Slide unit 80 in this pull head 51 has: the main part 71 slided along the sliding guidance groove 26 be formed on upper flange 21; In the lock portion 82 that the central portion of the fore-and-aft direction of this main part 71 is projecting; In the auxiliary locking portion 87 that the rearward end of main part 71 is projecting; The guiding projecting strip part 73 of raised line is formed as in lower surface (back side) side of main part 71; Be configured in the guide part 74 of the left and right sides edge of main part 71.In addition, between the lock portion 72 and auxiliary locking portion 77 of slide unit 70, be formed with the accepting groove portion 78 can accommodated and draw the installation shaft portion 6b climbing 6.

In addition, the upper surface 82a of lock portion 82 and the upper surface 87a in auxiliary locking portion 87 are not formed the recess 75 in previous embodiment 3 and recess 77b, and these upper surfaces 82a, 87a are formed as the tabular surface parallel with drawing the end face 63a of free end 63 side climbed in holder 60.In addition, auxiliary locking portion 87 is formed from the mode that the projecting height of upper flange 21 is low than lock portion 82 from the projecting height of upper flange 21 with auxiliary locking portion 87.

In the pull head 51 with such structure, this slide unit 80 can be slided by under the state of drawing the installation shaft portion 6b climbing 6 to be contained in the accepting groove portion 78 of slide unit 80, so, can stably carry out drawing installation and the dismounting of climbing 6.In addition, even if when thicker cloth from the rear of the slide unit 80 suppressed by helical spring 5 close to and collide and slide unit 80 makes it slide with being forwards pressed into by this cloth, during slide unit 80 auxiliary, interspersed gap 12 locking between free end 63 and upper flange 21 of climbing holder 60 also can be drawn in lock section 87.Climb between the free end 63 of holder 60 and slide unit 80 therefore, it is possible to effectively prevent thicker cloth from being drawn by nipping, or draw and climb between the free end 63 of holder 60 and upper flange 21.

Embodiment 4

Figure 21 is the sectional view of the pull head 210 of the present embodiment 4.

In above-described embodiment 1 ~ embodiment 3, the pull head (being generally called free pull head) do not had based on the auto-stop mechanism stopping corpus unguis being illustrated, but in the present embodiment 4, the pull head 210 with the band auto-stop mechanism stopping corpus unguis 250 is described.

The pull head 210 of the present embodiment 4 comprises: the slider body 220 with upper lower wing plate 221; Be fixed on drawing on slider body 220 climb holder 230 with cantilever-shaped; The slide unit 240 on the upper flange 221 of slider body 220 can be configured in along the longitudinal direction slidably; The not shown helical spring as elastomeric element that slide unit 240 is rearward suppressed; Swingingly can be configured in the stopping corpus unguis 250 on upper flange 221 along the vertical direction; The leaf spring 260 stopping corpus unguis 250 is suppressed to make the aftermentioned claw 254 of stopping corpus unguis 250 mode be projected in the chain tooth path of navigation of slider body 220; There is drawing of installation shaft portion 6b and climb 6.

Have in the slider body 220 of the present embodiment 4: upper lower wing plate 221; By guide post 223 connected to each other for the leading section of upper lower wing plate; From the flange 224 that the left and right lateral margin of upper flange 221 and lower wing plate is extended; Erect the corpus unguis support 228 of the leading section upper surface side being located at upper flange 221, between upper lower wing plate 221, be formed with the chain tooth path of navigation of Y shape.

On the corpus unguis support 228 of this slider body 220, stop corpus unguis 250 by up and down can swingingly pivot suspension.In addition, this slider body 220 is in the embedding slot portion 229 be provided with for making to draw anchor portion 231 setting-in of climbing holder 230 of caving in than the forward side of corpus unguis support 228.And, slider body 220 is formed the pawl hole 227 running through chain tooth path of navigation from the upper surface of upper flange 221.

And in addition, in the upper surface side of upper flange 221, caving in toward the front from the rear end of upper flange 221, be provided with can the sliding guidance groove 226 of setting-in slidably for slide unit 240.The not shown guide part embedding slot of the not shown guide part setting-in for slide unit 240 is formed at the left and right sidewall of this sliding guidance groove 226, in addition, be formed in the bottom of sliding guidance groove 226 and accommodate and keep helical spring not shown spring accepting groove.And erect the locking piece being provided with not shown left and right in the rearward end of upper flange 221, this locking piece is by caulking in a direction close to each other, and thus, the stop part as slide unit 240 plays a role.

Holder 230 is climbed about drawing of the present embodiment 4, draw the anchor portion 231 of climbing holder 230 to be inlaid in the embedding slot portion 229 be formed at slider body 220 from front owing to making this, and, carry out caulking to a part for slider body 220, thus, with the cantilever-shaped leading section being fixed on slider body 220.

This draws climbs holder 230 and has: the anchor portion 231 erected from the leading section of upper flange 221; From this bending extended portion 232 also rearward extended of anchor portion 231; From this extended portion 232 to the free end 233 of upper flange 221 lateral bend.The lower ora terminalis of climbing holder 230 is drawn to be formed at this: to make to draw the backoff portion 236 that the installation shaft portion 6b climbing 6 keeps out of the way; The resettlement section 237 of drawing the receiving space 11 of the installation shaft portion 6b climbing 6 is formed between the upper surface of upper flange 221.

In addition, drawing the end face 233a of free end 233 side climbed in holder 230, the glide direction along slide unit 240 is formed with the protuberance 234 in substantially rectangular shape to the cross section of fore-and-aft direction.In this situation, between the lower surface 233a drawing the protuberance 234 of climbing holder 230 and the upper surface of upper flange 221, be formed with the interspersed gap that can make to draw the installation shaft portion 6b climbing 6 to run through insertion.And, on the inwall drawing the extended portion 232 climbing holder 230, for clamping and keeping the leaf spring maintaining part 238 of leaf spring 260 to be located at the front and rear of extended portion 232 respectively.

Slide unit 240 in the present embodiment 4 has: the main part 241 being formed as overlooking roughly U-shaped in the mode of not interfering with pawl hole 227 when the upper surface side of upper flange 221 is slided; Lock portion 242 projecting on main part 241; On the front than lock portion 242 giving prominence to and be arranged on main part 241, prevent from drawing the installation shaft portion 6b climbing 6 from the front lock portion 247 that receiving space 11 is deviate from side; Be configured in the left and right sides edge of main part 241 and the not shown guide part be inlaid in the guide part embedding slot of sliding guidance groove 226, between lock portion 242 and front lock portion 247, be formed with the accepting groove portion 248 can accommodated and draw the installation shaft portion 6b climbing 6.

In this slide unit 240, climb on the relative opposite face of holder 230 (upper surface) in lock portion 242 with drawing, so that for being formed in the mode of drawing the protuberance 234 of climbing in holder 230 to insert, recess 245 can be provided with accordingly with the position of protuberance 234.In this situation, between the upper surface drawing the end face 233a of free end 233 side climbing holder 230 and be formed in the protuberance 234 on this end face 233a and the lock portion 242 in slide unit 240 and the recess 245 being formed in this upper surface, be provided with within the scope of left and right directions and bend to jagged gap along the vertical direction.

Stopping corpus unguis 250 in the present embodiment 4 has: be journaled into the corpus unguis base end part 251 on the corpus unguis support 228 of slider body 220; Upper arm parts 252 and the lower arm part 253 of two strands is branched off into from corpus unguis base end part 251; Be formed in the front end of lower arm part 253, the claw 254 outstanding to chain tooth path of navigation via the pawl hole 227 of slider body 220.

The installation shaft portion 6b climbing 6 that draws moving to receiving space 11 remains between upper lower arm part 252,253 by this stopping corpus unguis 250, operation draw climb 6 time, by will the installation shaft portion 6b climbing 6 be drawn to mention upward, the claw 254 of stopping corpus unguis 250 can be made to keep out of the way from the chain tooth path of navigation of slider body 220.

Below, the order of the pull head 210 of assembling the present embodiment 4 is described.

First, carry out on slider body 220, assemble slide unit 240 and not shown helical spring operation.Specifically, helical spring is inserted in the not shown spring accepting groove be formed on the upper flange 221 of slider body 220, next, the front end face 233a of slide unit 240 is abutted with helical spring rear end, compresses this helical spring and slide unit 240 is inserted into sliding guidance groove 226.

In addition, when being inserted in sliding guidance groove 226 by slide unit 240, the not shown guide part of slide unit 240 is inlaid in the not shown guide part embedding slot of upper flange 221.And, slide unit 240 is being inserted into after in sliding guidance groove 226, the not shown locking piece erecting the rearward end being located at upper flange 221 to be buckled in a direction close to each other and caulking, thus, slide unit 240 is arranged on upper flange 221 in the mode that can slide under the state of being suppressed by helical spring.

Next, to assembling slide unit 240 and helical spring slider body 220 assembling stopping corpus unguis 250, drawing and climb holder 230 and leaf spring 260.Specifically, stopping corpus unguis 250 is inserted into the corpus unguis support 228 of slider body 220 from top, thus, with this stopping corpus unguis 250 of the mode pivot suspension that can swing up and down.On the other hand, the leaf spring maintaining part 238 on the inwall of climbing holder 230 is drawn to clamp and keep leaf spring 260 to being formed at.

And, the anchor portion 231 of climbing holder 230 of drawing maintaining leaf spring 260 is made to embed embedding slot portion 229 from the front end of slider body 220, then, utilize stamping machine etc. from a part of conquassation of upper surface side by upper flange 221, and will draw and climb that holder 230 is caulking to be fixed on upper flange 221.Thus, draw and climb holder 230 and be assembled on slider body 220.Now, the sliding end suppressing side, direction is positioned at because slide unit 240 is suppressed by helical spring, so, be formed in and draw the interspersed gap climbed between the free end 233 of holder 230 and upper flange 221 to become by the state of lock portion 242 locking of slide unit 240.

Assemble on slider body 220 as described above after stopping corpus unguis 250, drawing and climb holder 230 and leaf spring 260, carry out drawing the operation of climbing 6 drawing to climb holder 230 installs.Specifically, the interspersed gap being formed in and drawing and climb between the free end 233 of holder 230 and upper flange 221 is inserted into from rear side by drawing the installation shaft portion 6b climbing 6, make the lock portion 242 of slide unit 240 resist helical spring elastic force pressure by this installation shaft portion 6b to be forwards pressed into, make to draw simultaneously the installation shaft portion 6b that climbs 6 to draw climb holder 230 backoff portion 236 in move.

Next, insert in the accepting groove portion 248 of slide unit 240 moving to the sliding end suppressing side, direction and draw the installation shaft portion 6b climbing 6, make the front lock portion 247 of slide unit 240 resist helical spring elastic force pressure further by this installation shaft portion 6b and be forwards pressed into.Thus, make to draw the installation shaft portion 6b climbing 6 to move to receiving space 11.Now, move to resettlement section 237 draw the installation shaft portion 6b climbing 6 directed and remain on stop corpus unguis 250 upper lower arm part 252,253 between.

And, when making to draw the installation shaft portion 6b climbing 6 to move in resettlement section 237, because the pushing to slide unit 240 based on installation shaft portion 6b is removed, so, slide unit 240 is suppressed by helical spring and moves to the sliding end suppressing side, direction, draws and climbs the interspersed gap between the free end 233 of holder 230 and upper flange 221 by lock portion 242 locking of slide unit 240.Climb 6 and be maintained at thereby, it is possible to obtain drawing the pull head 210 drawing the present embodiment 4 of climbing in holder 230.

The pull head 210 of above the present embodiment 4, same with previous embodiment 1 grade, due to slide unit 240 can be made not slide swimmingly contiguously with drawing the free end 233 of climbing holder 230, so, can stably carry out drawing installation and the dismounting of climbing 6.In addition, the protuberance 234 of climbing in holder 230 and the recess 245 be located on slide unit 240 is drawn owing to being located at, be formed in and draw the gap climbed between holder 230 and slide unit 240 to bend along the vertical direction, so, can prevent the foreign matters such as thinner cloth from entering into this gap.

In addition, in the pull head 210 of the present embodiment 4, the size of the pull head length direction of such as slider body 220 and slide unit 240 can be made to increase, and, can the rear of lock portion 242 in slide unit 240, the auxiliary locking portion as illustrated by previous embodiment 3, projecting aspect ratio lock portion 242 is low is set.

In addition, in above-described embodiment 1 ~ 4 and variation, pull head has to draw on upper flange climbs holder, but also can have to draw on lower wing plate in addition and climb holder.

The explanation of Reference numeral

5 helical springs

6 draw and climb

6a draws and climbs main part

6b installation shaft portion

10 pull heads

11 receiving spaces

12 interspersed gaps

13 gaps

14 gaps

17 clothes

20 slider body

21 upper flanges

21a layer difference portion

22 lower wing plates

23 guide posts

24 flanges

25 chain tooth path of navigation

26 sliding guidance grooves

26a guide part embedding slot

26b spring accepting groove

27 locking pieces

30 draw and climb holder

31 anchor portion

32 extended portions

33 free ends

33a end face

34 protuberances

34a, 34b protuberance

35 recesses

40 slide units

41 main parts

42 lock portion

42a opposite face (upper surface)

43 guide projecting strip part

44 guide parts

45 recesses

45a, 45b recess

46 protuberances

50,51 pull heads

60 draw and climb holder

63 free ends

63a end face

64 protuberances

70 slide units

71 main parts

72 lock portion

72a opposite face (upper surface)

73 guide projecting strip part

74 guide parts

75 recesses

77 auxiliary locking portions

77a upper surface

77b recess

78 accepting groove portions

80 slide units

82 lock portion

82a upper surface

87 auxiliary locking portions

87a upper surface

Claims

1. a slider for slide fastener (10,50,110,210), comprising: slider body (20,120,220), has upper lower wing plate (21,121,221,22,122); Draw and climb holder (30,60,130,230), be fixed on that described upper flange (21,121,221) is upper and anchor portion (31,131,231) erects from described upper flange (21,121,221), upper flange (21,121,221) described in free end (33,63,133,233) side direction bends with cantilever-shaped; Slide unit (40,70,140,240), can be configured on described slider body (20,120,220) slidably to the mode of drawing the gap (12,112) between described free end (33,63,133,233) and described upper flange (21,121,221) climbing holder (30,60,130,230) to carry out opening and closing described in being formed in; Elastomeric element (5,105), suppresses the locking direction of described slide unit (40,70,140,240) to described gap (12,112); Draw and climb (6), draw described in remaining on and climb in holder (30,60,130,230), described slide unit (40,70,140,240) has: main part (41,71,141,241), can be slidably mounted on described slider body (20,120,220); Lock portion (42,72,142,242), erect be located at described main part (41,71,141,241) upper and described main part (41,71,141,241) move to described elastomeric element (5,105) suppress the sliding end of side, direction time by described gap (12,112) locking, described slider for slide fastener (10,50,110,210) is configured to, described drawing can be climbed (6) and is climbed holder (30,60,130,230) install and remove relative to described drawing via described gap (12,112), it is characterized in that:

Described drawing is climbed holder (30,60,130,230) and is had: be formed in protuberance on the end face (33a, 63a, 133a) of described free end (33,63,133,233) side (34,34a, 34b, 64,234) or recess (35,135)

Described slide unit (40, 70, 140, 240) in described lock portion (42, 72, 142, 242) climb holder (30 with described drawing, 60, 130, 230) relative opposite face (42a, have 72a): climb holder (30 to draw described in can supplying, 60, 130, 230) described protuberance (34, 34a, 34b, 64, 234) recess (45 that the mode inserted is formed, 45a, 45b, 75, 245), or climb holder (30 to draw described in can being inserted into, 60, 130, 230) described recess (35, 135) protuberance (46 that the mode in is formed, 146).

2. slider for slide fastener as claimed in claim 1, is characterized in that:

When described protuberance (34,34a, 34b, 46,64,146,234) is inserted in described recess (35,45,45a, 45b, 75,135,245), gap (13) is provided with between described protuberance (34,34a, 34b, 46,64,146,234) and the described recess (35,45,45a, 45b, 75,135,245) within the scope of pull head width

Described gap (13) bends to zigzag along pull head short transverse.

3. slider for slide fastener as claimed in claim 1, is characterized in that:

Described slide unit (70) has:

Auxiliary locking portion (77), erect be located at compared with the described lock portion (72) of described main part (71) by suppressing side, direction, when sliding making described slide unit (70) resist the elastic force pressure of described elastomeric element (5), or described gap (12) can be narrowed by (12) locking of described gap;

Accepting groove portion (78), is configured between described lock portion (72) and described auxiliary locking portion (77), draws the installation shaft portion (6b) climbing (6) described in can accommodating.

4. slider for slide fastener as claimed in claim 3, is characterized in that: described auxiliary locking portion (77) sets lower than the projecting height of described lock portion (72) from described upper flange (21) from the projecting height of described upper flange (21).

5. slider for slide fastener as claimed in claim 1, is characterized in that: described in draw the described free end (33,133) of climbing holder (30,130) with suppress described in moving to side, direction sliding end described slide unit (40,140) described lock portion (42,142) position compared with extended to suppressing side, direction.