CN102726896B - Pull head for zipper - Google Patents
Pull head for zipper Download PDFInfo
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- CN102726896B CN102726896B CN201210241412.5A CN201210241412A CN102726896B CN 102726896 B CN102726896 B CN 102726896B CN 201210241412 A CN201210241412 A CN 201210241412A CN 102726896 B CN102726896 B CN 102726896B
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- hooking sheet
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Abstract
The invention discloses a pull head for a zipper, comprising a handle clamping-releasing column part (11-8) projecting upwards from the upper surface of a pull head body (11), and a pair of suspension arm clamping-stopping sheets (12-5) formed on the window part of a handle (12), wherein the handle clamping-releasing column part (11-8) and the suspension arm clamping-stopping sheets (12-5) are clamped-combined via hasps. On the clamping-releasing parts of the above suspension arm clamping-stopping sheets (12-5) and the handle clamping-releasing column part (11-8), the head part receiving spaces (PS) used for receiving and clamping-stopping a clamping-releasing head part (11-8b) when the suspension arm clamping-stopping sheets (12-5) and the clamping-releasing head part (11-8b) are clamped-fixed. According to the composition, the clamping-releasing of the handle clamping-releasing column part (11-8) and the suspension arm clamping-stopping sheets (12-5) is easy to be conducted, and the suspension arm clamping-stopping sheets (12-5) of the handle are hard to be damaged, the discomfort caused by the projected end of the handle clamping-releasing column part or a fibre hook and the like are removed, and the pull head has durability.
Description
Patent application of the present invention is the divisional application of the application for a patent for invention that application number is 200880128781.5, the applying date is on April 23rd, 2008, denomination of invention is " slider for slide fastener ".
Technical field
The present invention relates to a kind of slider for slide fastener, in the time that pull head stops, under lodging state, can remove handle is fixed on to pull head upper surface, and can easily carry out the shut-down operation of pull head and the switching of slide.
Background technology
In the past, as under the blocking of slide fastener by the mechanism of pull head engagement, in the real public clear 44-21609 communique of Japan (patent documentation 1) or No. 2569076 description of United States Patent (USP) (patent documentation 2), such clamping device is disclosed for example,, at the outstanding engagement teat that arranges of upper surface of upper fastening portion part, and run through stop hole is set at this engagement teat, in the fenestra of handle that is formed at pull head, insert above-mentioned engagement teat, then, by installing card stop member in above-mentioned stop hole, pull head is fixed on to upper fastening portion part.
For the pull head clamping device of recording in these patent documentations 1 and 2, for example when use at the gunnysack slide fastener of storage shell class etc. pull head time, prevent pull head voluntary activity, prevent that slide fastener is naturally open and cause the accident etc. of loose leakages such as shell class etc., can effectively be used.
But, in such clamping device in the past,, pull head being fixed and maintained its blocking during in blocking at slide fastener, is being effective aspect this, and in the time again slide fastener being opened, need to throw off after stopper, handle is thrown off from engagement teat, operate this handle and pull head is slided, slide fastener is open, and such operation is trouble.For example disclose in opening clear 54-10305 communique (patent documentation 3) and improved aspect this and can be with the slide fastener that more shirtsleeve operation is fixed the relative upper fastening portion part of handle, remove Japan is real.
According to this patent documentation 3, in the handle main body central authorities of the handle of pull head upper surface, window is set at pivot suspension, the pair of right and left cantilever hooking sheet extending towards handle front end is set at this window, and its free end is bent to backward horizontal buckling upward, form grip at the front end of handle.By forming this grip, can easily be shaken hands by fingertip grasp.On the other hand, give prominence to post portion is set at the upper surface of upper fastening portion part, end has fixing head thereon, and this fixing head makes above-mentioned pair of right and left cantilever hooking sheet expand width ground strain and fix.
In addition, for example, in real public clear No. 51-9365 (patent documentation 4), different from above-mentioned patent documentation 3, at the upper surface of the deutostoma side end of pull head body, outstanding arrange fix with the pair of right and left cantilever hooking sheet of window portion that is formed at handle main body, there is the post portion that fixes head on top.Its result, is not limited to the residing position of upper and lower clamping part, no matter which position of pull head in slide fastener, as long as handle and above-mentioned post portion are fixed, handle just can not float.
Patent documentation 1: the real public clear 44-21609 communique of Japan
Patent documentation 2: No. 2569076 description of United States Patent (USP)
Patent documentation 3: Japan opens clear 54-10305 communique in fact
Patent documentation 4: real public clear No. 51-9365 of Japan
But the handle of this slider for slide fastener is generally manufactured by punch process.Therefore, the handle of recording for above-mentioned patent documentation 1 ~ 3, also forms by punch process manufacture conventionally.If the handle obtaining by punch process forms pair of right and left cantilever hooking sheet in the window portion of handle as described above, in the time that the fixing head of the post portion to cooperation side fixes, easily there is strain in pair of right and left cantilever hooking sheet., punch process, except the rear processing of plating or deburring etc., also needs to spend wholesale cost in pressing equipment or maintenance.
On the other hand, as the handle that above-mentioned patent documentation 4 is recorded, in the case of having by die casting manufacture the handle with above-mentioned same structure, do not need the such rear processing of punch process, manufacturing cost significantly reduces.But also, as recorded in patent documentation 4, the article that obtained by casting forming are difficult to carry out strain, must in the time making handle and pair of right and left cantilever hooking sheet card de-, spend large power, easily produce abrasion deformation.The pull head of recording for patent documentation 4, also need not consider especially the de-portion of card of cantilever hooking sheet and post portion, but show no sign of the problem as described above that solves, and still easily produces abrasion deformation or plastic deformation.
In addition, in recent years, for being installed, inside components or the epidermis of seat seat etc. of general vehicle etc. adopt the tendency of slide fastener to start active.But, in the time that slide fastener is installed, the handle of the particularly pull head of slide fastener can be freely movable, not only can produce apparent bad, and pull head body contacts because of vibration repeatedly with handle, can produce unhappy sound, thereby, in the time that opening and closing operations finishes, require handle together with pull head with certain posture in motionless state.
On the other hand, for above-mentioned patent documentation 1 ~ 4, all being configured to handle can block de-with fastener or pull head body via post portion, but the excessive height with the de-post portion of pair of right and left cantilever hooking sheet card, in the time shaking hands to fix in post portion, consider to insert key class in the through hole that is formed at post portion makes with locking, so the upper end of post portion is significantly outstanding upward from handle, in the time that it contacts with human body or clothes, not only there is tingling sensation, but also have the unfavorable condition of hook clothing or fiber.
Summary of the invention
The present invention develops in view of above-mentioned condition, specifically its object is to provide a kind of slider for slide fastener, form pair of right and left cantilever hooking sheet in the window portion of handle main body, in the outstanding post portion with the fixing head de-with above-mentioned cantilever hooking sheet card that arranges of upper surface of the deutostoma side end of pull head body, wherein, the card that not only can easily carry out cantilever hooking sheet and post portion is de-, can also eliminate the sense of discomfort or the fiber hook etc. that cause because of post portion, and there is durability, at least handle is made up of die cast product especially.
The pull head of recording for above-mentioned patent documentation 4, also re-started and specialized in for the reason that abrasion deformation or plastic deformation etc. still easily occur, found that, in the pull head of recording at patent documentation 4, the length of post portion that is fastened in handle is long, the length that particularly arrives from its upper end neck is long, so in the time that handle card is de-, the deformation force that the pair of right and left cantilever hooking sheet of handle is applied is strong and long, thereby its strain easily becomes plastic deformation, and wear extent also becomes large.In order effectively to reach above-mentioned purpose, first need to realize handle phase coupled columns portion and block the reduction of deformation force and the shortening of deformation time while taking off, must eliminate the tingling sensation and the fiber hook that cause because of the upper end of post portion simultaneously.
So, slider for slide fastener of the present invention is die cast product, there is pull head body, with the handle of one end pivot suspension on the upper surface pivotal bearing part of this pull head body, handle main body at this handle forms fenestrate portion, the inner edge portion having from the inner edge portion of this window portion extends towards inner edge portion in opposite directions the pair of right and left cantilever hooking sheet arranging, at least at the side-prominent de-post of card that is provided with of deutostoma of the upper surface of above-mentioned pull head body, the de-post of this card has with above-mentioned pair of right and left cantilever hooking sheet and is the de-head of the de-card of hasp shape card, its basic comprising is, there is the fastener that takes off head engagement with above-mentioned card at the relative medial surface of above-mentioned pair of right and left cantilever hooking sheet, this fastener has head accommodation space, this head accommodation space is accommodated and the de-head of the above-mentioned card of engagement in the time of each cantilever hooking sheet and the de-head fixing of above-mentioned card.
According to optimal way of the present invention, the upper level of starting at from pull head upper surface of the de-post of above-mentioned handle card is set for, in the time that the de-post of above-mentioned handle main body and above-mentioned handle card is fixed, equates with the upper level of handle main body.And, above-mentioned fastener has the teat of giving prominence to forming at the free end of above-mentioned pair of right and left cantilever hooking sheet close to each otherly, or at least forms at the relative medial surface of the free end of above-mentioned pair of right and left cantilever hooking sheet the inclined plane that direction has a down dip down.Preferably, in the above-mentioned inclined plane of left and right, form above-mentioned head accommodation space.In addition, according to other optimal way, preferably, the wall thickness between the table of above-mentioned cantilever hooking sheet back of the body two sides form and the table back of the body two sides of above-mentioned handle main body between wall thickness equate, or form to such an extent that carry on the back the wall thickness between two sides than the table of handle main body.In order to form above-mentioned head receiving space, as long as suitably set the wall thickness between the de-upper level of starting at from pull head upper surface of post of above-mentioned handle card and the table of cantilever hooking sheet back of the body two sides.In addition, the de-post of above-mentioned card is at least located at the upper surface of the deutostoma side of above-mentioned pull head body, according to circumstances different, also can will have the upper surface that is located at the shoulder mouth side of above-mentioned pull head body with the de-post of card of the de-post same structure of above-mentioned card.
In the present invention, de-to cantilever hooking sheet and above-mentioned card head design is become, in the time that the de-head of each cantilever hooking sheet and above-mentioned card engages, the de-head of above-mentioned card is housed in the head accommodation space of fastener of the free end that is formed at cantilever fastener, thereby, in the time that the de-head of above-mentioned card and cantilever hooking sheet card are de-, the sliding length that cantilever hooking sheet and above-mentioned card take off head must shorten, and Yin Katuo operates the wear extent reduction causing.And meanwhile, the upper end of post portion can be significantly not outstanding upward from the surface of above-mentioned handle main body, the tingling sensation and the fiber hook that do not cause because of the upper end of post portion.
Optimal way described above is such, have with the outstanding teat of mode close to each other at the free end of pair of right and left cantilever hooking sheet, be designed to reduce the contact-making surface of teat and post portion with doing one's utmost, thereby frictional force between the two is significantly reduced, wear extent also falls sharply.Its result, durability is further enhanced.In order to reduce the contact-making surface of teat and post portion, as described above, at least form at the relative medial surface of the free end of pair of right and left cantilever hooking sheet the inclined plane that direction has a down dip down better with doing one's utmost.
In addition, in the time that the wall thickness between the table back of the body two sides of cantilever hooking sheet is formed to such an extent that carry on the back the wall thickness between two sides than the table of above-mentioned handle main body, cantilever hooking sheet is configured in the below of the upper surface of handle main body all the time, on cantilever hooking sheet, do not have external force arbitrarily to act on, not only reduce the damage causing because of external force, and easily formed the above-mentioned receiving space of the de-head of card at fastener.
In the time that de-card post is located to the upper surface of shoulder mouth side of above-mentioned pull head body, in the time of slide fastener locking, handle has stoped floating of handle with the de-post fixing of above-mentioned handle card, thereby circumferential component hook handle, pull head can be on slide fastener arbitrarily slide, and can easily carry out the installation exercise of such as seat seat etc.
Even if adopt the die cast product that is difficult to carry out strain at handle, as long as pull head possesses said structure, just can shorten cantilever hooking sheet sliding area and the sliding time of the de-post card of card when de-of relatively shaking hands, thereby improve mar proof, also scalable the left and right of cantilever hooking sheet size can be suppressed for Min. in addition simultaneously, even if thereby repeatedly block de-operation, be also difficult to occur so-called lax, durability is increased.
Brief description of the drawings
Fig. 1 is the stereogram of the rear from deutostoma side that the represents representative embodiment of the present invention slider for slide fastener while watching handle to erect.
Fig. 2 is the stereogram of the above-mentioned slider for slide fastener watch handle lodging during from the rear of deutostoma side.
Fig. 3 is the top view of the handle of this slider for slide fastener.
Fig. 4 be along the IV-IV line of Fig. 3 to looking cutaway view.
Fig. 5 represents to shake hands the partial sectional view of size relationship of main body and cantilever hooking sheet.
Fig. 6 is the de-operating instruction figure of the card of the handle on above-mentioned pull head.
Fig. 7 is relatively the shake hands key diagram of the de-action of card of the de-post of card of the cantilever hooking sheet of handle of analysing and observe the above-mentioned pull head of explanation.
Fig. 8 is relatively the shake hands key diagram of the de-action of card of the de-post of card of the cantilever hooking sheet of handle of overlooking this pull head of explanation.
Fig. 9 is the key diagram that state when the de-post of handle card of this pull head and the cantilever hooking sheet of handle fix is described.
Figure 10 is the cutaway view that represents the modified example of above-mentioned cantilever hooking sheet.
Figure 11 is the cutaway view that represents other modified example of above-mentioned cantilever hooking sheet.
Figure 12 is the cutaway view that represents the other modified example of above-mentioned cantilever hooking sheet.
Figure 13 is that the card of the de-post of the handle card of this modified example while fixing with the cantilever hooking sheet of handle takes off action specification figure.
Figure 14 is the key diagram that represents the de-action of card of the handle of representational other embodiment of the present invention.
Description of reference numerals
10 pull heads; 11 pull head bodies; 11-1 upper flange; 11-2 lower wing plate; 11-3 links post; 11-4 pivotal bearing part; 11-5 flange; 11-6 pawl hole; The de-post of 11-8 handle card portion; 11-8a neck; 11-8b card takes off head; 11-8b ' inverted trapezoidal portion; 11-8b " rectangular portion; The de-post of 11-8c the first handle card portion; The de-post of 11-8d the second handle card portion; 11-9 chain tooth path of navigation; 12 handles; 12-1 turning cylinder; 12-2 stops calvus; The 12-3 main body of shaking hands; 12-4 beam part; 12-5 cantilever hooking sheet; The frame portion of 12-6 below; 12-7 teat; 12-7a the first inclined plane; 12-7b the second inclined plane; 12-8 rotates axial region; 12-9 inclined plane; PS card takes off head accommodation space; CP intersection point.
Detailed description of the invention
Then, by the embodiment based on accompanying drawing, the preferred embodiment of the present invention is described in more detail.Fig. 1 ~ Fig. 9 represents the first embodiment of the present invention.Fig. 1 and Fig. 2 are the outside drawings of the pull head 10 of the first embodiment.The pull head 10 of the first embodiment as Fig. 1 and as shown in Figure 6, is made up of pull head body 11 and handle 12.
Pull head body 11 has upper flange 11-1 and lower wing plate 11-2, and the interval that separates regulation links between upper flange 11-1 and the shoulder mouth side end of lower wing plate 11-2 to link post 11-3.In the left and right of the substantial middle portion upper surface of upper flange 11-1, the outstanding pivotal bearing part 11-4 being provided with for 12 the turning cylinder 12-1 of shaking hands being carried out to pivot suspension.At the left and right of above-mentioned upper flange 11-1 lateral margin, extend the flange 11-5 that is provided with left and right towards lower wing plate 11-2.In addition, with the position of either party's skew of the direction to the left and right of the inner side adjacency of the above-mentioned pivotal bearing part 11-4 of upper flange 11-1 on, be formed with for 12 outstanding stopping the pawl hole 11-6 that calvus 12-2 inserts from shaking hands.Formation and the known formation of above pull head body 11 do not have substantial variation.
Possessing the upper face center of deutostoma side of pull head body 11 of this formation, the outstanding de-post 11-8 of portion of handle card that is provided with a part that forms characteristic of the present invention upward.On the other hand, above-mentioned handle 12 as shown in Figure 1 and Figure 3, the entirety of its handle main body 12-3 is made up of the framework of essentially rectangular, this essentially rectangular is formed by the hexagon of lengthwise, in the left and right frame portion of the top end of the length direction (above-below direction of Fig. 1) in its handle main body 12-3, suitable with window of the present invention portion frame, is linked with beam part 12-4.Two cantilever hooking sheet 12-5 extend abreast from the lower surface of this beam part 12-4 12-6 of frame portion downward.The de-post 11-8 of portion of above-mentioned handle card of this cantilever hooking sheet 12-5 and pull head body 11 together forms principal character part of the present invention.According to illustrated example, in the relative side of the free end of two above-mentioned cantilever hooking sheet 12-5, have and be shape as shown in Figure 3 and to the outstanding teat 12-7 of direction close to each other.
In addition, in Fig. 1, being located at the central portion lower surface of the 12-6 of frame portion of lower end of above-mentioned handle main body 12-1, extend and be provided with the rotation axial region 12-8 at leading section with the inverted T-shape of turning cylinder 12-1 downward.In the time that handle 12 rearward lodges, give prominence to and be provided with the above-mentioned calvus 12-2 that stops in the position of the above-mentioned rotation axial region 12-8 corresponding with the above-mentioned pawl hole 11-5 that is formed at above-mentioned pull head body 11.
Fig. 4 and Fig. 5 specifically represent the section shape of the handle main body 12-3 of the present embodiment and the teat 12-7 of cantilever hooking sheet 12-5.As shown in these figures, the wall thickness between the table back of the body of cantilever hooking sheet 12-5 (Fig. 4 and Fig. 5's is upper and lower), forms littlely than the wall thickness between the table back of the body of handle main body 12-3.As shown in Figure 5 current, the wall thickness between the table back of the body of cantilever hooking sheet 12-5 being made as to T2, the wall thickness between the table back of the body of handle main body 12-3 is made as to T1, the size between the surface of the surface of cantilever hooking sheet 12-5 and handle main body 12-3 is made as to T3, when the size between the back side of cantilever hooking sheet 12-5 and the back side of the main body 12-3 that shakes hands is made as to T4, sets the relation of T1>T2, T3=T4 for.In addition, the opposite sides of the teat 12-7 of cantilever hooking sheet 12-5 is looked like as shown in Figure 5, become from surface downwards with the first downward-sloping inclined plane 12-7a of angle θ 1 and from the back side upward with acclivitous the second inclined plane 12-7b of angle θ 2.Now, the tilt angle theta 1 of the first inclined plane 12-7a and the second inclined plane 12-7b, the pass of θ 2 are θ 1=θ 2, set about 15 ° for.
With respect to the handle main body 12-3 that possesses this formation, with the de-de-post 11-8 of portion of above-mentioned handle card of the cantilever hooking sheet 12-5 card of handle main body 12-3 as Fig. 7 ~ as shown in Figure 9, have: neck 11-8a, this neck 11-8a erects from the upper surface of pull head body 11, is formed by cube; The de-head 11-8b of card, the de-head 11-8b of this card is formed at the upper end of this neck 11-8a, (Fig. 8's is upper and lower) is of a size of the size identical with above-mentioned neck 11-8a in front and back, the size of left and right is set greatlyr than the side-to-side dimensions of above-mentioned neck 11-8a, bloats to the left and right as shown in Figure 7 from the left and right end of above-mentioned neck 11-8a.The upper surface of the de-head 11-8b of this card is formed flatly, and is arc surface from left and right end portions and bloats, continuous with the bottom incline of linearly inclination downwards.The lower end of this bottom incline intersects with above-mentioned neck 11-8a.
The de-post 11-8 of portion of handle card up and down highly as shown in Figure 9, set the height identical with the apparent height of the 12 handle main body 12-3 while fixing with the de-post 11-8 of portion of handle card to the lodging of deutostoma side that shake hands for centered by turning cylinder 12-7.This means, in the present embodiment, the upper level of the teat 12-7 of cantilever hooking sheet 12-5 is lower than the upper level of the de-head 11-8b of card of the de-post 11-8 of portion of handle card.But, not necessarily leave no choice but the upper level of the teat 12-7 of cantilever hooking sheet 12-5 to set for lower than the upper level of the de-head 11-8b of card of the de-post 11-8 of portion of handle card.For example, the upper level of above-mentioned teat 12-7 being set for while equating with the upper level of the main body 12-3 that shakes hands, as long as the lower-upper length of the upper angled face of the left and right side of teat 12-7 is longer than the lower-upper length of lower beveled, now also must be lower than the upper level of handle main body 12-3 by the height setting up and down of the de-post 11-8 of portion of handle card.In addition, flat shape and the above-mentioned neck 11-8a of the de-head 11-8b of card are similarly rectangle as shown in Figure 8.
In the slide fastener of pull head 10 that the present embodiment that possesses above formation has been installed, the optional position of current pull head 10 on slide fastener, in order to make pull head 10 when this position stops, the de-post 11-8 of the portion fixing of the cantilever hooking sheet 12-5 of main body 12-3 and the handle card of above-mentioned pull head body 11 makes to shake hands, as shown by the arrows in Figure 7, the deutostoma side lodging of main body 12-3 to pull head body 11 that first make to shake hands.By this lodging, from outstanding the stopping pawl hole 11-6 that calvus 12-2 is inserted into the upper flange 11-1 that is formed at pull head body 11 of the rear side of handle main body 12-3, as shown in Figure 9, the front end that stops calvus 12-2 is outstanding downwards from above-mentioned pawl hole 11-6, invade between the not shown chain tooth passing through at the chain tooth path of navigation 11-9 that is formed at the slide fastener between upper flange 11-1 and lower wing plate 11-2, pull head 10 cannot slide.
In the time that this handle main body 12-3 is lodged to the deutostoma side of pull head body 11, if further increase the words of its lodging amount, the cantilever hooking sheet 12-5 of the main body of shaking hands 12-3 is during move to the position shown in imaginary line the position shown in solid line from Fig. 7, and strain makes the interval of left and right expand on one side gradually on one side.Its result, during the cantilever hooking sheet 12-5 in left and right grows as in the past, can not continue significantly strain, being expanded into maximum state is the short time, thereby, bring useless deformation time can to cantilever hooking sheet 12-5, can guarantee for a long time the strain of cantilever hooking sheet 12-5.In addition, now as shown in the figure, first contact and slide as the second inclined plane 12-7b having a down dip of cantilever hooking sheet 12-5 and the de-head 11-8b of card of the de-post 11-8 of portion of handle card of left and right, but because teat 12-7 and the de-head 11-8b of above-mentioned card of cantilever hooking sheet 12-5 have above-mentioned shape, so this contact is as shown in Figure 7 and Figure 8 like that close to point-like, and the required time of widening of the cantilever hooking sheet 12-5 of left and right is also shortened, thereby, can significantly reduce the wear extent that is operated the cantilever hooking sheet 12-5 causing by this fixing.
In the time further pressing down the front end of handle main body 12-3, the teat 12-7 of cantilever hooking sheet 12-5 recovers to turn back to former shaped position on one side along the bottom incline elasticity of the de-head 11-8b of above-mentioned card on one side.Now, the teat 12-7 of cantilever hooking sheet 12-5 is also only point-like with the de-head 11-8b of above-mentioned card of the de-post 11-8 of portion of handle card and contacts, finally as shown in Figure 9, the teat 12-7 of cantilever hooking sheet 12-5 is embedded into the neck 11-8a of the de-post 11-8 of portion of handle card, thus, handle main body 12-3 and the de-post 11-8 of portion of handle card fix and fix, and handle main body 12-3 can not occur to float from the upper surface of pull head 10.
In addition, in the present embodiment, the upper level of the de-post 11-8 of portion of handle card during by cantilever hooking sheet 12-5 and the de-head 11-8b fixing of above-mentioned card, set for identical with the upper level of the main body 12-3 that shakes hands, upper level than each teat 12-7 of left and right cantilever hooking sheet 12-5 is high, thereby, between handle main body 12-3 and cantilever hooking sheet 12-5, form the head accommodation space PS that de-above-mentioned card head 11-8b can be accommodated completely.Like this, design cantilever hooking sheet 12-5 and the de-head 11-8b of above-mentioned card can receive the mode of the de-head 11-8b of above-mentioned card completely in head accommodation space PS, thereby, in the time making the de-head 11-8b card of the relatively above-mentioned card of cantilever hooking sheet 12-5 de-, the relative sliding length of the de-head 11-8b of cantilever hooking sheet 12-5 and above-mentioned card must shorten, and because this contact portion also diminishes, so the wear extent that the de-operation of the card of handle 12 causes significantly reduces.In addition meanwhile, the upper end of the de-post 11-8 of portion of handle card can be not outstanding upward significantly from the surface of above-mentioned handle main body 12-3, eliminated the tingling sensation and the fiber hook that cause because of the upper end of post portion.In addition, preferably, the upper level of the de-post 11-8 of portion of handle card be set in handle main body 12-3 upper level ± scope of 0.5 ~ 1mm.
In addition, in the time that the wall thickness between the table back of the body two sides of cantilever hooking sheet 12-5 is formed to such an extent that carry on the back the wall thickness between two sides than the table of above-mentioned handle main body 12-3, cantilever hooking sheet 12-5 is configured in the inner side at the table back side of handle main body 12-3 all the time, can be to the random external force action of cantilever hooking sheet 12-5, not only can reduce the damage causing because of external force, and easily form the above-mentioned accommodation space PS of the de-head 11-8b of card at the fastener of cantilever hooking sheet 12-5.
Figure 10 represents the modified example of above-mentioned cantilever hooking sheet 12-5.According to this modified example, the shape of the side in opposite directions of close to each other the teat 12-7 giving prominence to from the fastener of the cantilever hooking sheet 12-5 of left and right, the relation of each tilt angle theta 1 of above-mentioned the first inclined plane 12-7a and the second inclined plane 12-7b, θ 2 is made as to θ 1> θ 2.The tilt angle theta 1 of the first inclined plane 12-7a is now set 30 ° for, and the tilt angle theta 2 of the second inclined plane 12-7b is same with above-described embodiment sets 15 ° for.Like this, by the tilt angle theta of the first inclined plane 12-7a 1 being set larger than the tilt angle theta 2 of the second inclined plane 12-7b, can increase the size of the part that the end to the left and right of the de-head 11-8b of card of the de-post 11-8 of portion of handle card bloats, compared with above-described embodiment, can strengthen cantilever hooking sheet 12-5 and the fixing power of blocking de-head 11-8b.
Figure 11 represents other modified example of above-mentioned cantilever hooking sheet 12-5.According to this modified example, as shown in the figure, the most outstanding vertex position P of the teat 12-7 of cantilever hooking sheet 12-5 is set as to position same as the previously described embodiments, make the lower surface of cantilever hooking sheet 12-5 consistent with the lower surface of handle main body 12-3.; in Figure 11; the size between above-mentioned vertex position P and the lower surface of teat 12-7 is made as T5, by the size between above-mentioned vertex position P and the upper surface of teat 12-7 be made as T6, when the upper surface from teat 12-7 is made as to T7 to the size of the upper surface of handle main body 12-3; the overall wall thickness (T5+T6) of cantilever hooking sheet 12-5 is wall thickness same as the previously described embodiments; but T5>T6, the size T7 of the upper surface from the upper surface of teat 12-7 to handle main body 12-3 than the corresponding size T3(of above-described embodiment with reference to Fig. 5) large.According to this formation, the size that the card that can make handle card take off the post 11-8 of portion takes off head 11-8b is larger than the size of above-described embodiment.
Figure 12 and Figure 13 represent the de-head 11-8b of card of the de-post 11-8 of portion of above-mentioned handle card and the modified example of above-mentioned cantilever hooking sheet 12-5.According to this modified example, the fastener with the de-head 11-8b of card of cantilever hooking sheet 12-5 is out of shape, and makes the engagement malformation of the above-mentioned card de-head 11-8b de-with this fastener card.In addition, the above-mentioned fastener of above-mentioned cantilever hooking sheet 12-5 can form in the whole length of cantilever hooking sheet 12-5, or also can in the formation region of the teat 12-7 of above-described embodiment, form partly.In illustrated example, above-mentioned fastener is made up of to the centre position inclined plane 12-9 that direction has a down dip down of mutual side in opposite directions the upper surface of the cantilever hooking sheet 12-5 from left and right.By adopting this formation, including the inclined plane 12-9 as fastener, cantilever hooking sheet 12-5 is easily shaped.
On the other hand, the de-head 11-8b of the card of the de-post 11-8 of portion of handle card as shown in Figure 13, is formed as the 11-8b ' of inverted trapezoidal portion and rectangular portion 11-8b " link into an integrated entity with base overlook to watch and be the pentagon of growing crosswise.According to this formation, in the time that cantilever hooking sheet 12-5 fixes with the de-head 11-8b of card, on the inclined plane of the cantilever hooking sheet 12-5 of linearity, effect has the 11-8b ' of inverted trapezoidal portion and rectangular portion 11-8b by the de-head 11-8b of the card of inverted trapezoidal shape " the pressing force that forms of intersection point CP; gradually by the cantilever hooking sheet 12-5 of left and right to widening Directional Extension; from exceeding the position on above-mentioned inclined-plane; from above-mentioned intersection point CP linearly decline downwards; in the moment that exceedes card and take off head 11-8b, cantilever hooking sheet 12-5 recovers to be back into original shape by elasticity.In this modified example, form the action effect forming also there is no what variation compared with above-described embodiment or modified example by above-mentioned.
Figure 14 represents other embodiments of the invention.According to this embodiment, from above-described embodiment shown in Fig. 1 ~ Figure 13 or comparative example, the de-handle card post 11-8 of portion is only outstanding that be arranged on pull head body 11 different with the situation of deutostoma side upper surface that links post 11-3 opposition side, at the outstanding de-post 11-8c of portion of the first handle card that arranges of above-mentioned deutostoma side upper surface, and, at the outstanding de-post 11-8d of portion of the second handle card that arranges of shoulder mouth side upper surface of above-mentioned link post 11-3 side.The formation of these first and second handle cards de-the post 11-8c of portion, 11-8d is identical with above-described embodiment or modified example essence, and the cantilever hooking sheet 12-5 that takes off the de-left and right of the post 11-8c of portion, 11-8d card with the first and second handle card does not have substantial variations compared with above-described embodiment or modified example yet.In this embodiment, will be arranged on the upper face center of the upper flange 11-1 of pull head body 11 for the pivotal bearing part 11-4 that 12 the turning cylinder 12-1 of shaking hands is carried out to pivot suspension, to the front and back of handle 12 rotate and position when lodging become before and after object's position.
Also unchanged compared with the de-function of the post 11-8c of portion of the first handle card and the de-post 11-8 of portion of the handle card of the above-described embodiment shown in Fig. 1 ~ Figure 13 or comparative example, and by the de-post 11-8d of portion of the second handle card is set, in the time of pull head opening and closing operations midway, mouthful side lodging of the 12 deutostoma sides to pull head 10 or shoulder makes to shake hands, under any circumstance all maintain thus handle 12 postures that lodge on pull head, thereby, other parts hook of handle 12 and periphery, pull head 10 can be on slide fastener arbitrarily slide, for example, easily carry out the installation exercise of seat seat etc.
In illustrated above-described embodiment and modified example, what handle 12 adopted is the die cast product that is difficult to carry out strain, even but the die cast product favourable to manufacturing cost, as long as pull head 10 possesses said structure, just can shorten as described above the cantilever hooking sheet 12-5 de-post 11-8 of card that relatively shakes hands, 11-8c, sliding area and sliding time when 11-8d card is de-, thereby mar proof is improved, and owing to can cantilever hooking sheet scalable size to the left and right be suppressed for Min. simultaneously, so be difficult to cause so-called lax because of the de-operation of card repeatedly, can make the durability of pull head 10 significantly increase.
The present invention, except common use, can also be applied to multiple fields of seat component or motion dress material, the footwear etc. of automobile-use.
Claims (7)
1. a slider for slide fastener, this slider for slide fastener (10) has pull head body (11), with the handle (12) of one end pivot suspension on the upper surface pivotal bearing part (11-4) of this pull head body (11), handle main body (12-3) at this handle (12) has window portion, the inner edge portion having from the inner edge portion of this window portion extends towards inner edge portion in opposite directions the pair of right and left cantilever hooking sheet (12-5) arranging, at least at the side-prominent de-post (11-8) of handle card that is provided with of deutostoma of the upper surface of above-mentioned pull head body (11), the de-post (11-8) of this handle card has with above-mentioned pair of right and left cantilever hooking sheet (12-5) and is the de-head (11-8b) of the de-card of hasp shape card, it is characterized in that,
Above-mentioned pair of right and left cantilever hooking sheet (12-5) has with the de-head (11-8b) of above-mentioned card and blocks de-pair of right and left fastener at its relative each medial surface,
Between above-mentioned each fastener, have head accommodation space (PS), this head accommodation space (PS) is accommodated and the de-head (11-8b) of the above-mentioned card of engagement in the time that the de-head (11-8b) of cantilever hooking sheet (12-5) and above-mentioned card fixes;
Above-mentioned fastener at least has downward-sloping downward inclined plane (12-7a, 12-9) at the relative opposite sides mask of the free end of above-mentioned pair of right and left cantilever hooking sheet (12-5),
Above-mentioned head accommodation space (PS) is formed between the relative above-mentioned inclined plane (12-7a, 12-9) of above-mentioned pair of right and left cantilever hooking sheet (12-5).
2. slider for slide fastener as claimed in claim 1, it is characterized in that, the upper level of starting at from pull head upper surface of the de-post (11-8) of above-mentioned handle card is set in the time making above-mentioned handle (12) fix on the de-post (11-8) of above-mentioned handle card and is equated with the upper level of handle main body (12-3).
3. slider for slide fastener as claimed in claim 1 or 2, is characterized in that, above-mentioned fastener has and is formed on the free end of above-mentioned pair of right and left cantilever hooking sheet (12-5) and with the outstanding teat of mode close to each other (12-7),
Above-mentioned head accommodation space (PS) is formed between the above-mentioned teat (12-7) of left and right and comprises between the plane of upper surface of the main body (12-3) of shaking hands.
4. slider for slide fastener as claimed in claim 1 or 2, is characterized in that, above-mentioned head accommodation space (PS) is formed between the above-mentioned inclined plane (12-7a, 12-9) of left and right and comprises between the plane of upper surface of the main body (12-3) of shaking hands.
5. slider for slide fastener as claimed in claim 1, it is characterized in that, the wall thickness that wall thickness between the table back of the body two sides of above-mentioned pair of right and left cantilever hooking sheet (12-5) is formed as between the table back of the body two sides of above-mentioned handle main body (12-3) equates, or it is little to carry on the back wall thickness between two sides than the table of handle main body (12-3).
6. slider for slide fastener as claimed in claim 1, is characterized in that, the de-post (11-8) of above-mentioned handle card is arranged on the upper surface of the shoulder mouth side of above-mentioned pull head body (11).
7. slider for slide fastener as claimed in claim 1, is characterized in that, at least above-mentioned handle (12) is die casting manufacture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210241412.5A CN102726896B (en) | 2008-04-23 | 2008-04-23 | Pull head for zipper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210241412.5A CN102726896B (en) | 2008-04-23 | 2008-04-23 | Pull head for zipper |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008801287815A Division CN102014685B (en) | 2008-04-23 | 2008-04-23 | Slider for slide fastener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102726896A CN102726896A (en) | 2012-10-17 |
| CN102726896B true CN102726896B (en) | 2014-07-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210241412.5A Active CN102726896B (en) | 2008-04-23 | 2008-04-23 | Pull head for zipper |
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| Country | Link |
|---|---|
| CN (1) | CN102726896B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016135903A1 (en) * | 2015-02-25 | 2016-09-01 | Ykk株式会社 | Slider for slide fasteners |
| CN113142753B (en) * | 2020-01-22 | 2023-01-17 | Ykk株式会社 | Slider and slider assembling method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3899804A (en) * | 1972-09-05 | 1975-08-19 | Yoshida Kogyo Kk | Slider |
| CN2689756Y (en) * | 2004-04-05 | 2005-04-06 | 佛山市南海鸿新元拉链有限公司 | Slide fastener head capable of automatic locking |
-
2008
- 2008-04-23 CN CN201210241412.5A patent/CN102726896B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3899804A (en) * | 1972-09-05 | 1975-08-19 | Yoshida Kogyo Kk | Slider |
| CN2689756Y (en) * | 2004-04-05 | 2005-04-06 | 佛山市南海鸿新元拉链有限公司 | Slide fastener head capable of automatic locking |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102726896A (en) | 2012-10-17 |
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