CN100528027C - Verschluss - Google Patents

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Publication number
CN100528027C
CN100528027C CNB2007101081720A CN200710108172A CN100528027C CN 100528027 C CN100528027 C CN 100528027C CN B2007101081720 A CNB2007101081720 A CN B2007101081720A CN 200710108172 A CN200710108172 A CN 200710108172A CN 100528027 C CN100528027 C CN 100528027C
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CN
China
Prior art keywords
chain tooth
tooth
magnetic chain
magnetic
joint
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CNB2007101081720A
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Chinese (zh)
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CN101081115A (en
Inventor
近藤祐司
林亚己夫
小泽贵敬
三熊亮
坂本绘里子
大角美幸
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YKK Corp
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YKK Corp
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    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41F—GARMENT FASTENINGS; SUSPENDERS
    • A41F1/00—Fastening devices specially adapted for garments
    • A41F1/002—Magnetic fastening devices
    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00—Slide fasteners
    • A44B19/02—Slide fasteners with a series of separate interlocking members secured to each stringer tape
    • A44B19/08—Stringers arranged side-by-side when fastened, e.g. at least partially superposed stringers
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
    • A45C13/00—Details; Accessories
    • A45C13/10—Arrangement of fasteners
    • A45C13/1069—Arrangement of fasteners magnetic
    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44D—INDEXING SCHEME RELATING TO BUTTONS, PINS, BUCKLES OR SLIDE FASTENERS, AND TO JEWELLERY, BRACELETS OR OTHER PERSONAL ADORNMENTS
    • A44D2203/00—Fastening by use of magnets
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T24/00—Buckles, buttons, clasps, etc.
    • Y10T24/25—Zipper or required component thereof
    • Y10T24/2539—Interlocking surface constructed from plural elements in series
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T24/00—Buckles, buttons, clasps, etc.
    • Y10T24/32—Buckles, buttons, clasps, etc. having magnetic fastener

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Slide Fasteners (AREA)

Abstract

A fastener wherein right and left side edge portions can be engaged using a magnetic force, and which can be applied preferably for plastic article such as clothes and further prevented from being opened carelessly even if a lateral pulling force is applied when right and left elements are engaged. In the fastener, a plurality of first and second magnetic elements(3A,3B) having magnetism are provided in lines on a pair of first and second fastener tapes(3A,3B), the first and second magnetic elements(3A,3B) are adsorbed to each other using a magnetic force, characterized in that the first and second magnetic elements have head portions(7), a leg portion(8), and engagement/disengagement portions(9,10) formed at the head portions and mechanically engaged with or disengaged from each other between the first and second magnetic elements(3A,3B), the first and second magnetic elements are respectively disposed at predetermined intervals, the magnetic elements(3A) of one fastener tape(2A)(3B) are adsorbed to spaces between the adjacent magnetic elements of the other fastener tape(2B), and the first and second magnetic elements(3A,3B) are engaged with each other alternately.

Description

Slide fastener
Technical field
The present invention relates to a kind ofly be used to open or the slide fastener of closed clothing left front (fly), and especially relate to and a kind ofly will provide magnetic magnetic chain tooth to be attached to the slide fastener of the relative chain tooth attachment flange part of a pair of zipper strip, relative right side magnetic chain tooth and left side magnetic chain tooth are engaged with the magnetic force that utilizes described magnetic chain tooth by magnet etc.
Background technology
USP No.4,399,595 disclose that a kind of magnetic force that utilizes magnet is opened or the slide fastener of closed clothing left front.At USP No.4, in 399, the 595 disclosed slide fasteners, magnet is with on the predetermined opposed side edge part that is disposed on clothing left front part, so that the N utmost point and the S utmost point alternately occur.By the back side of the front of a lateral edge portions and opposite side marginal portion is overlapping, the magnets N utmost point and the S utmost point that are arranged on the lateral edge portions attract each other by magnetic force, thereby right side edge part and left side edge partly are installed together.In order to discharge the installation of right side edge part and left side edge part, the position that is arranged on the magnet on the lateral edge portions is along the longitudinal movement by releasing device, with be arranged on respective side edges part on the same pole of magnet relative, thereby they repel each other.Thereby, mounted right side edge part is easily separated with the left side edge part.
At USP No.4, in 399, the 595 disclosed slide fasteners, along being formed on the lateral edge portions from the outstanding tab of the direction at front to the back side, and the concave portion that tab is installed is formed on the opposite side marginal portion., overlap when installing when right side edge part and left side edge, tab enters concave portion for this reason.Thereby, when right side edge part and left side edge part are installed together each other,, also can avoid described right side edge partly partly to separate by lateral pull with left side edge even be subjected to horizontal pulling force.
On the other hand, for example, the Japan Patent spy opens (JP-A) No.60-261404 and discloses a kind of magnet slide fastener, the wherein relative right side edge part and the matrix material of left side edge part are made by the magnetic material such as iron, and magnet is attached on the part of each lateral edge portions, with the magnetic force that utilizes described magnet thus right side and left side edge part or magnet is attracted each other.
An embodiment as the magnet slide fastener, JP-A-60-261404 discloses a kind of magnet slide fastener, wherein magnet is arranged on the lateral edge portions of being made by high rigidity magnetic material with T-tee section, or is arranged on the right side edge part and left side edge part with L-tee section.When the right side edge of described magnet slide fastener part and left side edge partly attract each other, the right side edge part with T-tee section or L-tee section that proximal end face along short transverse from lateral edge portions is placed and the part of left side edge part interlock each other, and right side edge part and the left side edge made by magnetic material simultaneously partly utilize the magnetic force of magnet to attract each other with the described slide fastener of closure.
Another embodiment of JP-A-60-261404 discloses a kind of magnet slide fastener, and wherein said magnet is attached to the end of right side edge part and left side edge part, with closed described right side edge part and left side edge part when described magnet attracts each other.
The magnet slide fastener of describing in JP-A-60-261404 as embodiment utilizes the magnetic force of magnet to open or closed right side edge part and left side edge part.For this reason, according to JP-A-60-261404, described right side edge part and left side edge part can not used any pull head and open or closure from middle position.Can prevent like this because the inconvenience that use caused of pull head, as because pull head blocks or slide fastener wearing and tearing and reduction of service life.
Although USP 4,399,595 or the slide fastener described of JP-A-60-261404 have and can not use any pull head and open or closed advantage, wherein right side edge part and left side edge partly contact with each other by magnetic force or are installed together, but described slide fastener has following shortcoming.At USP4, in 399,595 slide fasteners of describing, the right side edge part and the left side edge that have magnet are respectively partly contacted with each other, thereby make them folded vertically.Thereby, contacted lateral edge portions thickening and hardening, and described for this reason slide fastener is unsuitable for the left front of plasticity clothing, the purposes such as opening of sack.
On the other hand, if in the slide fastener that JP-A-60-261404 describes, right side edge part and left side edge part are made by the magnetic material with high stiffness, and then described slide fastener itself will be harder.Therefore, this slide fastener can not be used for the left front of plasticity clothing, the opening of sack etc., and thereby has limited the application of described slide fastener.
By directly being attached to the end of compliant zipper strip, magnet can be used to the left front of clothing, the opening of sack etc. as another embodiment disclosed magnet slide fastener (that is, by making the magnet that is attached to right side edge part and left side edge part attract the slide fastener of closed described right side edge part and left side edge part each other) in JP-A-60-261404.Yet, when right side edge part and left side edge partly during tight contact of magnetic force maintenance by magnet, if the magnet slide fastener of described attraction magnet just directly is subjected to the lateral pull from described slide fastener both sides, if so only utilize the attraction by the magnetic force generation of magnet, described magnet slide fastener just can not bear described lateral pull.Thereby right side edge part and left side edge part can easily be opened in the position that is subjected to lateral pull.Therefore, if when the described slide fastener of the magnetic force closure only by magnet is used to the left front of clothing etc., when the user wears described clothing, through regular meeting the defective that right side edge part and left side edge partly can be opened absent-mindedly appears.
Summary of the invention
The present invention considers these traditional problems and obtains, an object of the present invention is to provide a kind of slide fastener, wherein right side and left side edge part can utilize magnetic force to engage, and described slide fastener can be preferably used for the plastic articles such as clothing, and when right side and left side chain tooth joint, even be subjected to lateral pull, can prevent further that also described slide fastener from being opened absent-mindedly.
In order to obtain above-mentioned purpose, according to an aspect of the present invention, provide a kind of slide fastener at this, wherein a plurality of first magnetic chain teeth of making by synthetic resin and the second magnetic chain tooth with magnetic respectively with predetermined interval along the setting of partly embarking on journey of the relative chain tooth attachment flange of a pair of first zipper strip and second zipper strip, and the described relative right side first magnetic chain tooth and the left side second magnetic chain tooth utilize magnetic force to adsorb each other, the feature of described slide fastener mainly is: the described first magnetic chain tooth and the second magnetic chain toilet article have the tooth packet portion, be attached to the tooth shank branch of described chain tooth attachment flange part, and the joint/disengaging part that is formed on the described tooth packet portion and between the described relative first magnetic chain tooth and the second magnetic chain tooth, mechanically is engaged with each other or breaks away from each other, the described first magnetic chain tooth and the second magnetic chain tooth are respectively with on the predetermined corresponding described chain tooth attachment flange part that is disposed on described first zipper strip and second zipper strip, the magnetic chain tooth of a zipper strip in the described zipper strip is adsorbed to the space between the adjacent magnetic chain tooth of another zipper strip in the described zipper strip, and the described relative first magnetic chain tooth and the second magnetic chain tooth alternately are engaged with each other.
In slide fastener of the present invention, preferably described relative right side first magnetic chain tooth and the left side second magnetic chain tooth utilize because the magnetic force that the magnetic of the described first magnetic chain tooth and the second magnetic chain tooth produces along the magnetic force of vertical generation of described zipper strip or along the width of described zipper strip and absorption each other.
In slide fastener of the present invention, preferably described joint/disengaging part comprises: be formed on the joint/disengaging convex portion on the tooth packet portion of described first magnetic chain tooth and/or the described second magnetic chain tooth; And be formed in the tooth packet portion of described second magnetic chain tooth and/or the described first magnetic chain tooth and can with described joint the/breaks away from joint/disengaging concave portion that convex portion assembles.
And, in slide fastener of the present invention, the tooth packet portion of the preferably described first magnetic chain tooth and the second magnetic chain tooth has along the fore-and-aft direction longitudinally of described first zipper strip and second zipper strip first opposite face and second opposite face relative with the tooth packet portion of the magnetic chain tooth of described pairing, described joint/disengaging convex portion is arranged on described first opposite face, and described joint/disengaging concave portion is arranged on described second opposite face, and when the described first magnetic chain tooth and the described second magnetic chain tooth were engaged with each other, described joint/disengaging convex portion was installed in described joint/disengaging concave portion.
Further, described joint/disengaging part can comprise: face side joint/disengaging part, described face side joint/disengaging part is formed on the face side of tooth packet portion of the described first magnetic chain tooth and the second magnetic chain tooth, with vertically tilting of described relatively first zipper strip and second zipper strip with predetermined angle, and described face side joint/disengaging part have respectively along described zipper strip vertically from the outstanding fore-end of the front surface portion of described tooth packet portion, and along described zipper strip vertically from the outstanding rear end part of the rear surface part of described tooth packet portion; And back of the body face side joint/disengaging part, described back of the body face side joint/disengaging part is formed on the back of the body face side of described tooth packet portion, with with the fore-and-aft tilt of relative described zipper strip symmetrically of described face side joint/disengaging part, and described back of the body face side joint/disengaging part have respectively along described zipper strip vertically from the outstanding fore-end of the front surface portion of described tooth packet portion, and along described zipper strip vertically from the outstanding rear end part of the rear surface part of described tooth packet portion.
In addition, described joint/disengaging part can also comprise: being formed on the described tooth packet portion is oval-shaped lead edge portion also, and described lead edge portion is vertically longer along described zipper strip; And be formed on described lead edge portion and described tooth shank divide between and have along the neck part of the shape of vertical contraction of described zipper strip.
In slide fastener of the present invention, the described first magnetic chain tooth and the second magnetic chain tooth can form by embedding magnet when synthetic resin is carried out injection molding.When this situation, preferably described joint/disengaging part comprises: joint/disengaging convex portion, described joint/disengaging convex portion form and make the fore-end or the rear end part that are embedded in the magnet in the described tooth packet portion outstanding from the tooth packet portion of described first magnetic chain tooth and/or the described second magnetic chain tooth; And joint/disengaging concave portion, described joint/disengaging concave portion is by forming at the outside of the tooth packet portion of described second magnetic chain tooth and/or the described first magnetic chain tooth and the rear end face of described magnet or the ladder between the front end face, and described joint/disengaging concave portion can with described joint the/break away from convex portion to be installed together.
And in the present invention, the described first magnetic chain tooth and the second magnetic chain tooth can be by carrying out injection molding to the synthetic resin that comprises magnetic material powder and described magnetic material magnetization being formed.
Further, in slide fastener of the present invention, the described first magnetic chain tooth and the second magnetic chain tooth comprise: along groove part or the ledge of width on the leading edge face of described tooth packet portion; And ledge or groove part on the side divided of the described tooth shank relative with the leading edge face of the magnetic chain tooth of described pairing, and wherein when the described first magnetic chain tooth and the second magnetic chain tooth were engaged with each other, described ledge was installed in the described groove part.
Further, slide fastener preferably of the present invention comprises pull head, described pull head has upper casing, lower casing, right side edge and left side edge flanging and following flanging in the vertical direction setting along described upper casing and described lower casing, described pull head is loaded on the right side of described magnetic chain tooth and the left side tooth chain so that described magnetic chain tooth engages or breaks away from, the wherein said first magnetic chain tooth and the second magnetic chain thread form become makes described tooth packet portion divide thick along short transverse than described tooth shank, so that described tooth packet portion inserts in the guide channel in the described pull head, and described magnetic chain toilet article have the ledge of giving prominence to along short transverse from the front and back of described tooth shank branch, so that described ledge contacts slidably with described outside of going up flanging and following flanging, thereby guides described pull head.
In slide fastener of the present invention, comprise along described relative chain tooth attachment flange each the described magnetic chain tooth that is provided with of partly embarking on journey: tooth packet portion, tooth shank branch and be formed on mechanical engagement/disengaging part on the described tooth packet portion first zipper strip and second zipper strip with predetermined interval.And, in slide fastener of the present invention, described relative right side first magnetic chain tooth and the left side second magnetic chain tooth utilize magnetic force alternately to be engaged with each other, and the joint/disengaging part that is formed on the described first magnetic chain tooth and the second magnetic chain tooth mechanically engages each other.
In such slide fastener of the present invention, because described right side first magnetic chain tooth and the left side second magnetic chain tooth utilize magnetic force to adsorb each other, so the described first magnetic chain tooth and the second magnetic chain tooth can overlapping and alternately not engage along short transverse, and the thickness of described magnetic chain tooth engaging portion will never increase, thereby can hardening when described slide fastener is closed.Therefore, slide fastener of the present invention preferably can be used for the plastic articles such as clothing.Further, when the described first magnetic chain tooth and the second magnetic chain tooth are engaged with each other, joint/disengaging the part that is formed on the described tooth packet portion mechanically engages each other, and can obtain bigger bond strength between the described first magnetic chain tooth and the second magnetic chain tooth.Thereby, even be subjected to lateral pull, still can keep the engagement state of described magnetic chain tooth, thereby can prevent that described magnetic chain tooth from being separated absent-mindedly and open.
In the present invention, described relative right side first magnetic chain tooth and the left side second magnetic chain toilet article have because the magnetic of the described first magnetic chain tooth and the second magnetic chain tooth and along the magnetic force of vertical generation of described zipper strip or the magnetic force that produces along the width of described zipper strip.Particularly, the described first magnetic chain tooth becomes with the second magnetic chain thread form makes the direction of described magnetic pole consistent, when engaging with the described chain tooth of box lunch, along described zipper strip vertically or the magnetic pole of width on the same side as identical magnetic pole.
Therefore, can utilize magnetic force to make the absorption between the described first magnetic chain tooth and the second magnetic chain tooth stable, and can carry out the closure of described slide fastener reliably.Further, compare with the inconsistent slide fastener of the magnetic pole of corresponding magnetic chain tooth, become when described magnetic chain tooth engages at corresponding magnetic chain thread form and to make described magnetic pole under the situation of identical direction, the direction that direction by regulating embedding magnet or be used to is magnetized described magnetic chain tooth makes the magnetic pole of described magnetic chain tooth be easier to orientation, and can attempt simplifying manufacture process and shorten manufacturing time.
And in slide fastener of the present invention, described joint/disengaging part comprises: be formed on the joint/disengaging convex portion on the tooth packet portion of described first magnetic chain tooth and/or the described second magnetic chain tooth; And be formed in the tooth packet portion of described second magnetic chain tooth and/or the described first magnetic chain tooth and can with described joint the/breaks away from joint/disengaging concave portion that convex portion assembles.Thereby, when the described right side first magnetic chain tooth and the left side second magnetic chain tooth are engaged with each other, the joint of described magnetic chain tooth/disengaging part can engage reliably, thereby even be subjected to lateral pull, still can stably keep the engagement state of the described first magnetic chain tooth and the second magnetic chain tooth.
When this situation, the tooth packet portion of the described first magnetic chain tooth and the second magnetic chain tooth has first opposite face and second opposite face of facing along the tooth packet portion of the magnetic chain tooth of described zipper strip fore-and-aft direction and described pairing longitudinally.Described joint/disengaging convex portion is arranged on described first opposite face, and described joint/disengaging concave portion is arranged in described second opposite face.Thereby, when the described right side first magnetic chain tooth and the left side second magnetic chain tooth are engaged with each other, described joint/disengaging convex portion and described the joint/break away from concave portion to engage reliably, and can obtain the good horizontal intensity of drawing.
Further, the joint of slide fastener of the present invention/disengaging part can comprise: face side joint/disengaging part, described face side joint/disengaging part is formed on the face side of tooth packet portion of the described first magnetic chain tooth and the second magnetic chain tooth, with vertically tilting with predetermined angle of described relatively first zipper strip and second zipper strip, and described face side joints/disengagings part has respectively vertical fore-end and the rear end part of giving prominence to from the front surface portion and the rear surface part of described tooth packet portion along described zipper strip; And back of the body face side joint/disengaging part, described back of the body face side joint/disengaging part is formed on the back of the body face side of described tooth packet portion, with with the fore-and-aft tilt of relative described zipper strip symmetrically of described face side joint/disengaging part, and described back of the body face side joints/disengagings part has respectively vertical fore-end and the rear end part of giving prominence to from the front surface portion and the rear surface part of described tooth packet portion along described zipper strip.Thereby, when the described right side first magnetic chain tooth and the left side second magnetic chain tooth are engaged with each other, face side joint/disengaging the part of the described first magnetic chain tooth and the second magnetic chain tooth can engage/break away from part with the rear side of the described first magnetic chain tooth and the second magnetic chain tooth respectively and engage, thereby can obtain the good horizontal intensity of drawing.
In addition, described joint/disengaging part can also comprise: being formed on the described tooth packet portion is oval-shaped lead edge portion also, and described lead edge portion is vertically longer along described zipper strip; And be formed on described lead edge portion and described tooth shank divide between and have along the neck part of the shape of vertical contraction of described zipper strip.Thereby, when the described right side first magnetic chain tooth and the left side second magnetic chain tooth are engaged with each other, can obtain the good horizontal intensity of drawing.
In slide fastener of the present invention, the described first magnetic chain tooth and the second magnetic chain tooth can form by embedding magnet when synthetic resin is carried out injection molding.Therefore, in the described first magnetic chain tooth and the second magnetic chain tooth, along described zipper strip vertically or width produce magnetic force, thereby be easy to obtain magnetic that the described first magnetic chain tooth and the second magnetic chain tooth are adsorbed each other.
When this situation, described joint/disengaging part at this comprises: it is outstanding from the tooth packet portion of described first magnetic chain tooth and/or the described second magnetic chain tooth that joint/disengaging convex portion, described joint/disengaging convex portion form the fore-end or the rear end part that make described magnet; And joint/disengaging concave portion, described joint/disengaging concave portion is by forming at the outside of the tooth packet portion of described second magnetic chain tooth and/or the described first magnetic chain tooth and the rear end face of described magnet or the ladder between the front end face.Thereby, help to produce described joint/disengaging part, and when the described right side first magnetic chain tooth and the left side second magnetic chain tooth are engaged with each other, be embedded in magnet and the magnetic chain tooth that is embedded in described pairing in the described respective magnetic chain tooth magnet directly in the face of or contact.Therefore, can make the engagement state between the described magnetic chain tooth stable by the magnetic force that effectively utilizes described magnet.
On the other hand, can be by the synthetic resin that comprises magnetic material powder being carried out injection molding and making described magnetic material magnetization formation described first magnetic chain tooth and the second magnetic chain tooth.Even the described first magnetic chain tooth and the second magnetic chain tooth as above form, can be easy to obtain the magnetic that the described first magnetic chain tooth and the second magnetic chain tooth are adsorbed each other.
Further, according to the present invention, the described first magnetic chain tooth and the second magnetic chain tooth comprise: groove part or ledge on the leading edge face of the width of described tooth packet portion; And ledge or groove part on the side divided of the described tooth shank relative with the leading edge face of the magnetic chain tooth of described pairing.Thereby when the described right side first magnetic chain tooth and the left side second magnetic chain tooth were engaged with each other, described ledge was installed in the described groove part.Therefore, the engagement state that can make described magnetic chain tooth is stable in the extreme, even and described slide fastener for example be subjected to still can stoping the bond-off of described magnetic chain tooth along the thrust of the short transverse of described magnetic chain tooth.
Further, according to the present invention, described slide fastener comprises pull head, described pull head have upper casing, lower casing, along the right side edge of described upper casing and described lower casing and left side edge vertical direction be provided with on flanging and following flanging, described pull head is loaded on right side and the left side tooth chain so that described magnetic chain tooth engages or disengaging.And, the described first magnetic chain tooth and the second magnetic chain thread form become makes described tooth packet portion divide thick along short transverse than described tooth shank, thereby described tooth packet portion can insert in the guide channel in the described pull head, and described magnetic chain toilet article have the ledge of giving prominence to along short transverse from the front and back of described tooth shank branch, thereby described ledge forms with described outside of going up flanging and following flanging and contacts slidably, can guide described pull head thus.Because described magnetic chain toilet article have specific shape, can open or closed described slide fastener by utilizing described pull head described magnetic chain tooth to be engaged or break away from very wellly.
Description of drawings
Fig. 1 is the stereogram that has schematically shown according to the magnetic chain tooth of the slide fastener of first embodiment;
Fig. 2 shows the front view of the part of described slide fastener;
Fig. 3 is the stereogram that has schematically shown separable back yard structure of the rear end that is attached to zipper strip;
Fig. 4 is the stereogram that has schematically shown according to the magnetic chain tooth of the slide fastener of second embodiment;
Fig. 5 shows the front view of the part of described slide fastener;
Fig. 6 shows the front view according to the part of the remodeling of the slide fastener of second embodiment;
Fig. 7 shows the front view according to the part of the another kind remodeling of the slide fastener of second embodiment;
Fig. 8 is the stereogram that has schematically shown according to the magnetic chain tooth of the slide fastener of the 3rd embodiment;
Fig. 9 shows the front view of the part of described slide fastener;
Figure 10 is the stereogram that has schematically shown according to the magnetic chain tooth of the slide fastener of the 4th embodiment;
Figure 11 shows the front view of the part of described slide fastener;
Figure 12 is the front view that has schematically shown according to the part of the slide fastener of the 5th embodiment;
Figure 13 is the stereogram that has schematically shown according to the magnetic chain tooth of the slide fastener of the 6th embodiment;
Figure 14 is the front view that has schematically shown according to the part of the slide fastener of the 6th embodiment; And
Figure 15 shows the front view according to the part of the another kind remodeling of the slide fastener of second embodiment.
The specific embodiment
Hereinafter, the preferred embodiments of the present invention will at length be described with reference to the accompanying drawings.Simultaneously, the present invention is not limited to the embodiment that is described below any, as long as and when having essentially identical structure and obtaining essentially identical operating effect, the present invention can make amendment in many ways.
(first embodiment)
Fig. 1 shows the stereogram according to the magnetic chain tooth of the slide fastener of first embodiment of the invention.Fig. 2 is the front view according to the part of the slide fastener of first embodiment, particularly shows the magnetic chain tooth with cutaway view.In the following description, in Fig. 1 along zipper strip longitudinally a direction (direction that makes progress among the figure) be made as the place ahead, other direction (among the figure downward direction) is made as the rear.
The slide fastener 1 of first embodiment comprises a pair of first zipper strip 2A and the second zipper strip 2B and a plurality of first magnetic chain tooth 3A and second magnetic chain tooth 3B that is made by synthetic resin.Heart yearn part 4 is formed on the described first zipper strip 2A and the second zipper strip 2B opposed side edge place, and a plurality of first magnetic chain tooth 3A and the second magnetic chain tooth 3B with constant interval along the setting of embarking on journey of the corresponding chain tooth attachment flange part 5 that comprises heart yearn part 4 of the described first zipper strip 2A and the second zipper strip 2B.
The first magnetic chain tooth 3A and the second magnetic chain tooth 3B be by forming the synthetic resin injection molding that inserts magnet 6, and comprise tooth packet portion 7 with magnetic, the tooth shank of the chain tooth attachment flange part 5 that will be attached to zipper strip 2A, 2B divides 8 and be formed on joint/disengaging convex portion 9 and joint/disengaging concave portion 10 in the described tooth packet portion 7.In the present invention, the example that is used to form the synthetic resin of the first magnetic chain tooth 3A and the second magnetic chain tooth 3B comprises thermoplastic resin and the thermosetting resin such as urea resin and melamine resin such as polyamide, polyacetals, polypropylene, polybutylene terephthalate.
Magnet 6 is embedded in the tooth packet portion of each magnetic chain tooth 3A, 3B, and wherein the N utmost point and the S utmost point are provided with along the place ahead longitudinally and the rear of zipper strip 2A, 2B respectively.Thereby, when right side magnetic chain tooth 3A and left side magnetic chain tooth 3B are engaged with each other, embark on journey be arranged on the corresponding magnetic chain tooth 3A on zipper strip 2A, the 2B, the magnetic that 3B has makes that along the vertically magnetic pole on the same side of zipper strip 2A, 2B be same pole.Simultaneously, can oppositely form by the magnetic pole that makes corresponding magnetic chain tooth according to chain tooth of the present invention.And, except as the described tooth packet portion that magnet 6 is embedded in magnetic chain tooth 3A, 3B of first embodiment in, can also be for example by to the synthetic resin injection molding that comprises magnetic material forming the magnetic chain tooth, and make described magnetic chain tooth magnetization (in than high-intensity magnetic field, magnetizing) provide magnetic subsequently with tooth packet portion or the whole magnetic chain tooth of giving the magnetic chain tooth.
Tooth packet portion 7 forms rectangle, and has the first opposite face 7a and the second opposite face 7b on the fore-and-aft direction longitudinally, and the described first opposite face 7a is relative with the tooth packet portion 7 of magnetic chain tooth 3A, the 3B of pairing with the second opposite face 7b.The first opposite face 7a of one first magnetic chain tooth 3A (or second opposite face 7b) is in the face of the second opposite face 7b (or first opposite face 7a) of another second magnetic chain tooth 3B.Further, joint/disengaging convex portion 9 is formed on the first opposite face 7a of tooth packet portion 7, is formed among the second opposite face 7b and engage/break away from concave portion 10.
Described joint/disengaging convex portion 9 is outstanding with cylinder from the first opposite face 7a, and its front end face forms towards the downward-sloping taper of leading edge of the width of tooth packet portion 7.On the other hand, joint/disengaging concave portion 10 is at the second opposite face 7b be embedded between the rear end face of inner magnet 6 and be formed with ladder.The tooth shank divides 8 to form the front and back of the chain tooth attachment flange part 5 of crossing over each zipper strip 2A, 2B, and is being longer than tooth packet portion 7 on the fore-and-aft direction longitudinally.
In the slide fastener 1 of first embodiment, as shown in Figure 3 separable back sign indicating number 11 forms by carrying out injection molding in the rear end of the first zipper strip 2A and the second zipper strip 2B.For example can use a kind of separable back sign indicating number of describing among the JP-A-2004-24809 as described separable back sign indicating number 11.In brief, in described separable back sign indicating number 11, keep chain tooth 12 to be attached to the rear end of one first zipper strip 2A, and can be installed in the rear end that insertion chain tooth 13 in described maintenance chain tooth 12 sides is attached to another second zipper strip 2B.Can be in the front-direction overlapping dish type sliding-contact plate (sliding contact plate) 14 and 15 in the back side is arranged on each leading edge that keeps chain tooth 12 and insert chain tooth 13 integratedly.Sliding-contact plate 14 and 15 can overlap each other by faying surface 16 and 17, and one in the described faying surface 16 and 17 has the convex portion 19 of insertion, and another has the insertion concave portion that described insertion convex portion 19 can be installed.And described faying surface 16 and 17 has magnetic magnet 18.
In separable back sign indicating number 11, and overlapping, subsequently, described insertion chain tooth 13 is installed in the maintenance chain tooth 12 by rotating a predetermined angle by magnetic action absorption sliding-contact plate 14 and 15 for maintenance chain tooth 12 and insertion chain tooth 13.Thereby right magnetic chain tooth 3A and left magnetic chain tooth 3B can begin to be engaged with each other successively from the chain tooth of the rear end side that is arranged on zipper strip 2A, 2B.Simultaneously, the separable back sign indicating number that be formed on zipper strip 2A, the 2B is not limited in this example, but can form other multiple separable back sign indicating number.Except separable back sign indicating number, also can use the only sign indicating number of the rear end part that just connects right side zipper strip 2A and left side zipper strip 2B.
Next, will the service condition according to the slide fastener 1 of above first embodiment be described.
At first, when the sliding-contact plate 14 and 15 of separable back sign indicating number 11 overlaps each other, insert convex portion 19 and be mounted to the insertion concave portion, subsequently, insert chain tooth 13 and inserts in the maintenance chain tooth 12 by rotating sliding-contact plate 14 and 15.Simultaneously, right side first magnetic chain tooth 3A and the left side second magnetic chain tooth 3B that is separately positioned on the first zipper strip 2A and the second zipper strip 2B rear end is engaged with each other.Thereby the magnetic force that utilizes magnetic chain tooth 3A, 3B is adsorbed to the magnetic chain tooth 3A (3B) of a zipper strip 2A (2B) in the space between the adjacent magnetic chain tooth 3B (3A) of another zipper strip 2B (2A), and described magnetic force is along vertical generation of zipper strip.Therefore, right side first magnetic chain tooth 3A and the left side second magnetic chain tooth 3B alternately are engaged with each other successively from the first magnetic chain tooth 3A that is arranged on rear end side and the second magnetic chain tooth 3B to the first magnetic chain tooth 3A that is arranged on front and the second magnetic chain tooth 3B, as shown in Figure 2, slide fastener 1 can be closed thus.When described slide fastener 1 is closed, because right side first magnetic chain tooth 3A and the left side second magnetic chain tooth 3B do not overlap each other on the short transverse of chain tooth, so slide fastener 1 will not hardening.
In the slide fastener 1 of first embodiment, joint/disengaging convex portion 9 and joint/disengaging concave portion 10 are respectively formed in the tooth packet portion 7 of magnetic chain tooth 3A, 3B.Therefore, when the right side first magnetic chain tooth 3A and the left side second magnetic chain tooth 3B alternately are engaged with each other, being formed on joint on the magnetic chain tooth 3A (3B)/disengaging convex portion 9 inserts and is installed in joint/disengaging concave portion 10 among the magnetic chain tooth 3B (3A) that is formed at pairing, to engage in the front side.Like this, joint/disengaging convex portion 9 mechanically is mounted in joint/disengaging concave portion 10, thereby has increased the horizontal intensity of drawing of slide fastener.For this reason,, the first magnetic chain tooth 3A and the second magnetic chain tooth 3B are maintained in the stable engagement state, prevent that thus the right side first magnetic chain tooth 3A from being separated absent-mindedly with the left side second magnetic chain tooth 3B and open even when applying lateral pull.Further, because the front end face of joint/disengaging convex portion 9 tilts, described joint/disengaging convex portion 9 can successfully insert in joint/disengaging concave portion 10.And, because in joints/the disengagings convex portion 9 insertion joint/disengaging concave portions 10, even when slide fastener 1 is subjected to thrust along short transverse, also can prevent magnetic chain tooth 3A, 3B disengaging.
On the other hand, for the slide fastener in the closure state 1 is separated, the joint of the first magnetic chain tooth 3A and the second magnetic chain tooth 3B begins to throw off successively from the first magnetic chain tooth 3A and the second magnetic chain tooth 3B on the front that is arranged on each the first zipper strip 2A and the second zipper strip 2B, make the maintenance chain tooth 12 of separable back sign indicating number 11 and insert 13 disengagings of chain tooth with rotation, thereby slide fastener 1 can easily be separated by the chain tooth.
(second embodiment)
Next, will the slide fastener according to second embodiment of the invention be described.In to second embodiment and the following description, the member that has same configuration with first embodiment is represented with identical Reference numeral, and omission is to its description.Fig. 4 shows the stereogram according to the magnetic chain tooth of the slide fastener of second embodiment, and Fig. 5 shows the front view of a part of the slide fastener of second embodiment.
Comprise a pair of first zipper strip 2A and the second zipper strip 2B and a plurality of first magnetic chain tooth 22A and second magnetic chain tooth 22B that embarks on journey and be provided with along the first zipper strip 2A and the corresponding chain tooth of second zipper strip 2B attachment flange part 5 with constant interval according to the slide fastener 21 of second embodiment.
The first magnetic chain tooth 22A and the second magnetic chain tooth 22B comprise that respectively tooth packet portion 27 and tooth shank with magnetic divide 28, and wherein magnet 6 is embedded in the described tooth packet portion 27.Joint/disengaging convex portion 9 is formed on the first opposite face 27a of tooth packet portion 27 of each the first magnetic chain tooth 22A on the first zipper strip 2A that is arranged on zipper strip that embarks on journey, and engages/break away from the second opposite face 27B that concave portion 10 is formed on the tooth packet portion 27 that is arranged on each the second magnetic chain tooth 22B on another second zipper strip 2B of embarking on journey.On the other hand, no matter joint/disengaging convex portion 9 or joint/disengaging concave portion 10 are not formed on the first opposite face 27a of the second opposite face 27b of the first magnetic chain tooth 22A and the second magnetic chain tooth 22B.
The magnetic that the tooth packet portion 27 of the first magnetic chain tooth 22A and the second magnetic chain tooth 22B has makes the front portion of described tooth packet portion as the magnetic setting as the S utmost point of the N utmost point, rear portion.And magnet 6 is embedded among the first magnetic chain tooth 22A with the joint/disengaging convex portion 9 that is formed on the first opposite face 27a, and the rear end face of described magnet 6 is exposed on the second opposite face 27b.On the other hand, magnet 6 is embedded among the second magnetic chain tooth 22B with the joint/disengaging concave portion 10 that is formed on the second opposite face 27b, and the front end face of described magnet 6 is exposed on the first opposite face 27a.
Thereby, when the right side first magnetic chain tooth 22A and the left side second magnetic chain tooth 22B are engaged with each other, the face that exposes the first magnetic chain tooth 22A of magnet 6 and the second magnetic chain tooth 22B on it toward each other, as shown in Figure 5.Thus, right side first magnetic chain tooth 22A and the left side second magnetic chain tooth 22B adsorb each other by stronger magnetic force, and described magnetic chain tooth can easily and alternately be engaged with each other.
In the slide fastener 21 of second embodiment, the tooth shank that is arranged on the first magnetic chain tooth 22A on the first zipper strip 2A of zipper strip divides 28 to form and longitudinally be longer than described tooth packet portion 27 backward, and the tooth shank that is arranged on the second chain tooth 22B on another second zipper strip 2B divides 27 to form and longitudinally be longer than described tooth packet portion 27 forward.Further, corresponding magnetic chain tooth 22A, the 22B of second embodiment have groove part 24 and are formed on the tooth shank and divide ledge 25 on 28 the side 29 in the leading edge face 26 of tooth packet portion 27 broad ways.Simultaneously, according to the present invention, described ledge can be formed in the tooth packet portion, and described groove part can be formed in the tooth shank branch.
The remodeling of the slide fastener 21 of second embodiment comprise as shown in Figure 6 slide fastener 21 ' and slide fastener 21 as shown in Figure 7 ".In slide fastener 21 ', the tooth shank of right side first magnetic chain tooth 22A ' and the left side second magnetic chain tooth 22B ' divides 28 to form and longitudinally be longer than tooth packet portion 27 backward.At slide fastener 21 " in, the tooth shank of the right side first magnetic chain tooth 22A " and left side second magnetic chain tooth 22B " divides 28 to form and longitudinally be longer than tooth packet portion 27 forward.Form in second embodiment and remodeling that divide 28 reason than the long teeth shank be magnetic chain tooth 22A, 22A ', the 22A that to embark on journey and be provided with in order to prevent on same zipper strip 2A, 2B " or 22B, 22B ', 22B " absorption each other.
When the slide fastener 21 of the second above-mentioned embodiment is closed, be arranged on the first zipper strip 2A and the second zipper strip 2B rear end with the separable back yard identical separable back sign indicating number of first embodiment, and the insertion chain tooth of described separable back sign indicating number is inserted in the maintenance chain tooth.Further, right side first magnetic chain tooth 22A ' and the left side second magnetic chain tooth 22B ' utilize the magnetic force that vertically produces along zipper strip to begin alternately to engage successively from the first magnetic chain tooth 22A and the second magnetic chain tooth 22B that is arranged on the first zipper strip 2A and the second zipper strip 2B rear end side, as shown in Figure 5.Thereby slide fastener 21 is can be successfully closed and can hardening.
Different with first embodiment, in the slide fastener 21 of second embodiment, joint/disengaging convex portion 9 and joint/disengaging concave portion 10 are not formed in the tooth packet portion of magnetic chain tooth 22A, 22B.Yet joint/disengaging convex portion 9 is formed on the first magnetic chain tooth 22A on the first zipper strip 2A that is arranged on zipper strip that embarks on journey, is formed on to embark on journey and is arranged among the second magnetic chain tooth 22B on another second zipper strip 2B and engage/break away from concave portion 10.For this reason, when the right side first magnetic chain tooth 22A and the left side second magnetic chain tooth 22B were engaged with each other, the joint/disengaging convex portion 9 that is formed on the first magnetic chain tooth 22A mechanically inserted and is mounted in the joint/disengaging concave portion 10 that is formed among the second magnetic chain tooth 22B.Thereby, increase the horizontal intensity of drawing of slide fastener 21, thereby can stably keep the engagement state of the first magnetic chain tooth 22A and the second magnetic chain tooth 22B.
Further, in the slide fastener 21 of described embodiment, tooth packet portion 27 has groove part 24, and the tooth shank divides 28 to have ledge 25.Thereby when the right side first magnetic chain tooth 22A and the left side second magnetic chain tooth 22B were engaged with each other, the ledge 25 of each magnetic chain tooth 22A, 22B was mounted in the groove part 24 of magnetic chain tooth 22A, 22B of each pairing.Thereby the engagement state of the first magnetic chain tooth 22A and the second magnetic chain tooth 22B is more stable, even and when the slide fastener 21 of engagement state is subjected to thrust along short transverse, can prevent more effectively that also magnetic chain tooth 22A, 22B break away from.Simultaneously, as the slide fastener 21 ' and the slide fastener 21 shown in Fig. 7 shown in Fig. 6 of second embodiment remodeling " can obtain the effect identical with second embodiment.
(the 3rd embodiment)
Next, will the slide fastener according to third embodiment of the invention be described.Fig. 8 shows the stereogram of magnetic chain tooth of the slide fastener of the 3rd embodiment.Fig. 9 shows the front view of a part of the slide fastener of the 3rd embodiment.In Fig. 9, omitted expression to zipper strip.
The slide fastener 31 of the 3rd embodiment comprises a pair of first zipper strip and second zipper strip and a plurality of first magnetic chain tooth 32A and second magnetic chain tooth 32B that partly embarks on journey and be provided with along the chain tooth attachment flange of first zipper strip and second zipper strip with constant interval.
Each magnetic chain tooth 32A, 32B comprise that tooth packet portion 37 and tooth shank with magnetic divide 38, and wherein magnet 6 is embedded in the described tooth packet portion 37.Described magnet 6 is embedded among the first opposite face 37a and the second opposite face 37b of tooth packet portion 37, thereby exposes the front end face or the rear end face of magnet.The magnetic that described magnet 6 has make anterior as the N utmost point, rear portion as the S utmost point.Thereby, when the right side first magnetic chain tooth 32A and the left side second magnetic chain tooth 32B are engaged with each other, the face that exposes magnet 6 on it toward each other, so the right side first magnetic chain tooth 32A and the left side second magnetic chain tooth 32B can adsorb each other and easily alternately engage each other by stronger magnetic force.
Further, in the tooth packet portion 37 of each first magnetic chain tooth 32A on first zipper strip that is arranged at zipper strip of embarking on journey, joint/disengaging convex portion 33 is formed on the rear portion (the second opposite face 37b, one side) of face side, and engages/break away from the front portion (the first opposite face 37a, one side) that concave portion 34 is formed on rear side.Be arranged in the tooth packet portion 37 of each the second magnetic chain tooth 32B on another second zipper strip embarking on journey, joint/disengaging concave portion 34 is formed on the front portion of face side, and engages/break away from the rear portion that convex portion 33 is formed on rear side.That is, the back side of the first magnetic chain tooth 32A has the positive identical joint/disengaging part with the second magnetic chain tooth 32B, and the front of the first magnetic chain tooth 32A has the joint/disengaging part identical with the back side of the second magnetic chain tooth 32B.Thereby when the right side first magnetic chain tooth 32A and the left side second magnetic chain tooth 32B were engaged with each other, each joint/disengaging convex portion 33 can insert and be mounted in the joint/disengaging concave portion 34 of the magnetic chain tooth of pairing.Especially, in the slide fastener 31 of the 3rd embodiment, joint/disengaging convex portion 33 can alternately engage with the concave portion 34 that engages/break away from the front and back of the first magnetic chain tooth 32A and the second magnetic chain tooth 32B.
Further, in the slide fastener 31 of the 3rd embodiment, the first magnetic chain tooth 32A has tooth foot section 35, and described tooth foot section 35 is mounted to the notch part 35 ' of the second magnetic chain tooth 32B.The second magnetic chain tooth 32B has tooth foot section 36, and described tooth foot section 36 is mounted to the notch part 36 ' among the first magnetic chain tooth 32A.Thereby, for example alternately engage each other and slide fastener 31 when closed as the first magnetic chain tooth 32A and the second magnetic chain tooth 32B, if apply along the power of the short transverse of the first magnetic chain tooth 32A and the second magnetic chain tooth 32B with along the power of reversing slide fastener 31 directions, can prevent opening of slide fastener 31 effectively.
Further, the slide fastener 31 of described embodiment comprise separable back sign indicating number with first embodiment identical be arranged on separable back sign indicating number (not shown) and pull head 41 on first zipper strip and the second zipper strip rear end.By the described pull head 41 that slides, right side magnetic chain tooth 32A and left side magnetic chain tooth 32B are engaged with each other or break away from each other.The pull head 41 that uses among the 3rd embodiment comprise upper casing 42, lower casing 43, along the right side edge of upper casing 42 and lower casing 43 and left side edge vertical direction be provided with on flanging 44 and following flanging 45 and the right side of upper casing 42 and left to the middle part and the right side of lower casing 43 and left to the middle part between rhombus spare (not shown).The chain tooth guide channel of Y shape is formed in the pull head 41.
In the first magnetic chain tooth 32A and the second magnetic chain tooth 32B, the tooth packet portion 37 of described magnetic chain tooth form on short transverse divide than tooth shank 38 thick, thereby tooth packet portion 37 can be introduced in the chain tooth guide channel of pull head 41.Divide at the tooth shank on each front and back of 38 and be formed with along the outstanding ledge 39 of short transverse.Thereby, when pull head 41 is loaded on right side and the left side tooth chain (element row) and slides, be formed on the tooth shank and divide the described ledge 39 on 38 to contact slidably, as shown in Figure 9, thereby successfully guide described pull head 41 with the last flanging 44 of pull head 41 and the outer surface of following flanging 45.Therefore, right side first magnetic chain tooth 32A and the left side second magnetic chain tooth 32B are engaged and disengaging, thereby open or closed described slide fastener 31 very wellly.
In the slide fastener that utilizes magnetic force to engage/break away from, when the right side magnetic chain tooth that is arranged on tooth chain one end and left side magnetic chain tooth are engaged with each other, identical with first embodiment etc., described magnetic chain tooth begins to engage continuously to the magnetic chain tooth that is arranged on the other end from the magnetic chain tooth that is provided with at one end successively.Yet in the slide fastener 31 of the 3rd embodiment, pull head 41 is provided with locking mechanism, thereby pull head 41 can midway stopping at the tooth chain.Can make right side first magnetic chain tooth 32A and the left side second magnetic chain tooth 32B maintain semi-open state like this.
In the slide fastener 31 of the 3rd embodiment, when the right side first magnetic chain tooth 32A and the left side second magnetic chain tooth 32B alternately were engaged with each other, identical with first embodiment etc., the thickness of bonding part will never increase.Like this, slide fastener 31 can hardening.And when right side magnetic chain tooth 32A and left side magnetic chain tooth 32B were engaged with each other, joint/disengaging convex portion 33 alternately was mounted to the joint/disengaging concave portion 34 on the front and back of magnetic chain tooth 32A, 32B.Thereby, the horizontal intensity of drawing of slide fastener 31 can be increased, thereby the engagement state of magnetic chain tooth 32A, 32B can be more stably kept.
(the 4th embodiment)
Next, will the slide fastener according to fourth embodiment of the invention be described.Figure 10 shows the stereogram according to the magnetic chain tooth of the slide fastener of the 4th embodiment, and Figure 11 shows the front view of part of the slide fastener of the 4th embodiment.
The slide fastener 51 of the 4th embodiment comprises a pair of first zipper strip 2A and the second zipper strip 2B and a plurality of first magnetic chain tooth 52A and second magnetic chain tooth 52B that embarks on journey and be provided with along the chain tooth attachment flange part 5 of the first zipper strip 2A and the second zipper strip 2B with constant interval.Further, each the first magnetic chain tooth 52A and the second magnetic chain tooth 52B comprise that tooth packet portion 57, tooth shank with magnetic divide 58 and be formed on joint/disengaging part 56a, 56b on the described tooth packet portion 57, and wherein magnet 6 is embedded in the described tooth packet portion 57.
The magnetic that the tooth packet portion 57 of each the first magnetic chain tooth 52A and the second magnetic chain tooth 52B has make make described tooth packet portion by magnet 6 the front portion as the N utmost point, rear portion as the S utmost point.Further, described magnet 6 is embedded in the tooth packet portion 57, so that the front end face of magnet 6 and rear end face are exposed to respectively on the first opposite face 57a and the second opposite face 57b.Thereby, when the right side first magnetic chain tooth 52A and the left side second magnetic chain tooth 52B are engaged with each other, the face that exposes magnet 6 on it toward each other, thereby right side first magnetic chain tooth 52A and the left side second magnetic chain tooth 52B can adsorb by stronger magnetic force and alternately be engaged with each other each other.
Each the first magnetic chain tooth 52A and the second magnetic chain tooth 52B have the face side joint/disengaging part 56a that is formed on the tooth packet portion face side and are formed on the back of the body face side joint/disengaging part 56b of the back of the body face side of tooth packet portion.The relative zipper strip 2A of described face side joint/disengaging part 56a, 2B vertically tilt in the face side of tooth packet portion 57 with predetermined angle, and the fore-end 54 of face side joints/disengagings part 56a and rear end part 55 are given prominence to along the vertical first opposite face 57a and second opposite face 57b from tooth packet portion 57 of zipper strip.
Back of the body face side joints/disengagings part 56b tilts in the back of the body face side of tooth packet portion 57 with the angle of being scheduled to engage/to break away from part 56a symmetrical manner with face side, and fore-end 54 and rear end part 55 are given prominence to from the first opposite face 57a and the second opposite face 57b of tooth packet portion 57 respectively along the vertical of zipper strip.Promptly, face side joint/disengaging part 56a and back of the body face side joint/disengaging part 56b are respectively formed on the front and back of tooth bag 57, when observing magnetic chain tooth 52A, 52B from face side and rear side, described face side joints/disengagings part 56a with carry on the back face side joint/disengaging part 56b and seem the X-shaped that becomes intersected with each other.
When the situation of slide fastener 51 closures of described embodiment 4, the separable back sign indicating number (not shown) identical with the separable back sign indicating number of first embodiment is arranged on the rear end of zipper strip 2A, 2B, and the insertion chain tooth of described separable back sign indicating number is inserted into and keeps in the chain tooth.Further, as shown in figure 11, right side first magnetic chain tooth 52A and the left side second magnetic chain tooth 52B utilize alternately being engaged with each other successively that right side magnetic chain tooth 52A along the magnetic force of vertical generation of the first zipper strip 2A and the second zipper strip 2B from the rear end side that is arranged on zipper strip 2A, 2B and left side magnetic chain tooth 52B begin.Thereby slide fastener 51 is can be successfully closed and can hardening.
At this moment, on the face side of magnetic chain tooth 52A, 52B, face side joint/disengaging part the 56a that is respectively formed on the first magnetic chain tooth 52A and the second magnetic chain tooth 52B alternately is engaged with each other, and on the rear side of magnetic chain tooth 52A, 52B, back of the body face side joint/disengaging part 56b alternately is engaged with each other.Like this, the face side joint/disengaging part 56a in right side and left side and back of the body face side joint/disengaging part 56b engage, thereby can increase the horizontal intensity of drawing of slide fastener 51.And, because the face side joint/disengaging part 56a of magnetic chain tooth 52A (52B) contacts with the tooth packet portion of magnetic chain tooth 52B (52A) with back of the body face side joint/disengaging part 56b, if when slide fastener 51 is subjected to along the thrust of short transverse, can prevent the disengaging of magnetic chain tooth 52A, 52B effectively.The engagement state that therefore, can stably keep the first magnetic chain tooth 52A and the second magnetic chain tooth 52B.
(the 5th embodiment)
To the slide fastener according to fifth embodiment of the invention be described.Figure 12 shows the front view of a part of the slide fastener of the 5th embodiment, and Figure 12 represents described magnetic chain tooth by the cutaway view of magnetic chain tooth.
The slide fastener 61 of the 5th embodiment comprises a pair of first zipper strip 2A and the second zipper strip 2B and a plurality of first magnetic chain tooth 62A and second magnetic chain tooth 62B that embarks on journey and be provided with along the chain tooth attachment flange part 5 of the first zipper strip 2A and the second zipper strip 2B with constant interval.
The described first magnetic chain tooth 62A and the second magnetic chain tooth 62B comprise that tooth packet portion 67, tooth shank with magnetic divide 68 and be respectively formed at joint/disengaging convex portion 63 and joint/disengaging concave portion 64 on the described tooth packet portion 67, and wherein magnet 6 is embedded in the described tooth packet portion 67.Each described magnet 6 is embedded in the tooth packet portion of each magnetic chain tooth 62A, 62B, along zipper strip 2A, 2B anterior longitudinally as the N utmost point, rear portion as the S utmost point.Thereby, when the right side first magnetic chain tooth 62A and the left side second magnetic chain tooth 62B are engaged with each other, the magnetic that corresponding magnetic chain tooth 62A, 62B have make zipper strip 2A, 2B vertically on homonymy on magnetic pole be identical magnetic pole, thereby the magnetic force of the first magnetic chain tooth 62A and the second magnetic chain tooth 62B is along vertical generation of zipper strip.
In the 5th embodiment, tooth packet portion 67 forms rectangle.The fore-end of magnet 6 is outstanding to form joint/disengaging convex portion 63 with cylinder from the first opposite face 67a of tooth packet portion 67.On the other hand, joint/disengaging concave portion 64 is at the second opposite face 67b be embedded between the bottom end face of inner magnet 6 and be formed with ladder.
When the slide fastener 61 of the 5th embodiment was closed, the separable back sign indicating number identical with the separable back sign indicating number of first embodiment was set at the rear end of the first zipper strip 2A and the second zipper strip 2B, and the insertion chain tooth of described separable back sign indicating number is inserted into and keeps the chain tooth.Further, utilization is along the magnetic force of vertical generation of the first zipper strip 2A and the second zipper strip 2B, right side first magnetic chain tooth 62A and the left side second magnetic chain tooth 62B begin alternately to be engaged with each other successively from the first magnetic chain tooth 62A and the second magnetic chain tooth 62B that is arranged on zipper strip 2A, 2B rear end side, as shown in figure 12.Thereby slide fastener 61 is can be successfully closed and can hardening.
In the slide fastener 61 of the 5th embodiment, joint/disengaging convex portion 63 and joint/disengaging concave portion 64 are formed in the tooth packet portion 67 of each the first magnetic chain tooth 62A and the second magnetic chain tooth 62B.For this reason, when right side chain tooth 62A and left side chain tooth 62B engage, be formed in joint/disengaging concave portion 64 of magnetic chain tooth 62A, 62B that joint/disengaging convex portion 63 on each magnetic chain tooth 62A was inserted into and mechanically was mounted to pairing with in preceding side engagement.So, can increase the horizontal intensity of drawing of slide fastener 61, and, when slide fastener 61 is subjected to thrust along short transverse, can stop the bond-off of magnetic chain tooth 62A, 62B.The engagement state that therefore, can stably keep the first magnetic chain tooth 62A and the second magnetic chain tooth 62B.
Particularly, in the slide fastener 61 of the 5th embodiment, the rear end face of the front end face of joint/disengaging convex portion 63 and joint/disengaging concave portion 64 is formed by magnet.Like this, when right side magnetic chain tooth 62A and left side magnetic chain tooth 62B were engaged with each other, it was directly relative with magnet 6 among the magnetic chain tooth 62A, the 62B that are embedded in pairing or form and contact to be embedded in magnet 6 among each magnetic chain tooth 62A, 62B.Therefore, can effectively utilize the magnetic force of magnet 6, and the engagement state of the first magnetic chain tooth 62A and the second magnetic chain tooth 62B can be more stable.
In order to prevent that corresponding magnet 6 from deviating from from the first magnetic chain tooth 62A and the second magnetic chain tooth 62B, preferably magnet 6 longitudinally in the middle of groove is set with embedding magnet in the tooth packet portion 67 of each magnetic chain tooth 62A, 62B.Thereby, when using slide fastener 61, can stop described magnet 6 from magnetic chain tooth 62A, 62B, to be deviate from.
(the 6th embodiment)
To the slide fastener according to sixth embodiment of the invention be described.Figure 13 schematically shows the stereogram according to the magnetic chain tooth of the slide fastener of the 6th embodiment, and Figure 14 is the front view that schematically shows according to the part of the slide fastener of the 6th embodiment.
The slide fastener 71 of the 6th embodiment comprises a pair of first zipper strip 2A and the second zipper strip 2B and a plurality of first magnetic chain tooth 72A and second magnetic chain tooth 72B that embarks on journey and be provided with along the chain tooth attachment flange part 5 of the first zipper strip 2A and the second zipper strip 2B with constant interval.
The described first magnetic chain tooth 72A and the second magnetic chain tooth 72B has tooth packet portion 77 respectively and the tooth shank divides 78.Each described tooth packet portion 77 has: oval-shaped lead edge portion 79, and described lead edge portion 79 is vertically longer along zipper strip; And neck part 80, described neck part 80 is formed on lead edge portion 79 and the tooth shank divides between 78, and has along the shape of vertical contraction of zipper strip.The lead edge portion 79 of a magnetic chain tooth 72A (72B) among magnetic chain tooth 72A, the 72B can engage with the neck part 80 of another magnetic chain tooth 72B (72A) or break away from.
Further, each the first magnetic chain tooth 72A and the second magnetic chain tooth 72B have and are formed on the zipper strip front face side of tooth packet portion and the slot part of back side longitudinally.In the slot part 75 of cylindrical magnet 6 attached to front face side and back side, the front edge side of tooth packet portions is pointed in a bottom surface of wherein said magnet 6 74, and a side of another bottom surface of described magnet 6 is embedded in the tooth shank and divides in 78.
At this moment, as shown in figure 14, magnet 6 be attached become to make described magnet along the left side of the width of zipper strip 2A, 2B as the N utmost point, and the right side is as the S utmost point.Thereby, when the right side first magnetic chain tooth 72A and the left side second magnetic chain tooth 72B are engaged with each other, the magnetic that corresponding magnetic chain tooth 72A, 72B have makes that along the magnetic pole on the same side of the width of zipper strip 2A, 2B be identical magnetic pole, thereby produces the magnetic force of the first magnetic chain tooth 72A and the second magnetic chain tooth 72B along the width of zipper strip.
When the slide fastener 71 of the 6th embodiment with this magnetic chain tooth 72A, 72B is closed, the separable back sign indicating number (not shown) identical with the separable back sign indicating number of first embodiment is arranged on the rear end of the first zipper strip 2A and the second zipper strip 2B, and the insertion chain tooth of described separable back sign indicating number is inserted into and keeps in the chain tooth and stacked with described maintenance chain tooth.Simultaneously, utilization is along the magnetic force of the width generation of the first zipper strip 2A and the second zipper strip 2B, right side first magnetic chain tooth 72A and the left side second magnetic chain tooth 72B begin alternately to be engaged with each other successively from the first magnetic chain tooth 72A and the second magnetic chain tooth 72B that is arranged on zipper strip 2A, 2B rear end side, as shown in figure 14.Thereby slide fastener 71 is can be successfully closed and can hardening.
And, in the 6th embodiment, shown in the 3rd embodiment (referring to Fig. 9), can be provided with the pull head that makes the first magnetic chain tooth 72A and second magnetic chain tooth 72B joint and disengaging by the tooth chain of slide fastener 71 as the aforementioned.By using such pull head, the first magnetic chain tooth 72A and the second magnetic chain tooth 72B are engaged reliably and break away from, and can successfully carry out chain tooth 71 open and closed.Further, if described pull head is provided with locking mechanism, then pull head 71 can midway stopping at the tooth chain.
Further, in the slide fastener 71 of the 6th embodiment, when described slide fastener 71 is closed, is arranged on lead edge portion 79 on the tooth packet portion 77 of a magnetic chain tooth 72A (72B) and is inserted into and mechanically is mounted in the neck part 80 on the tooth packet portion 77 that is arranged on another magnetic chain tooth 72B (72A).The result can increase the horizontal intensity of drawing of described slide fastener when slide fastener 71 is closed, and if when applying lateral pull, can stablize and keep the engagement state of the first magnetic chain tooth 72A and the second magnetic chain tooth 72B.
In addition, the magnet 6 of a magnetic chain tooth 72A (72B) enters in the slot part 75 of another magnetic chain tooth 72B (72A), if so that slide fastener 71 when being subjected to thrust along short transverse, can prevent effectively that magnetic chain tooth 72A, 72B break away from.
Simultaneously, in the corresponding slide fastener of describing in first embodiment to the, six embodiment, magnet is embedded in the corresponding magnetic chain tooth, thus magnetic force along zipper strip vertically or width produce, and right side magnetic chain tooth and left side magnetic chain tooth adsorb each other thus.In the present invention, the method that makes the magnetic chain tooth be provided with predetermined magnetic is not limited to above-mentioned feature.For example, can be by the synthetic resin injection molding that comprises the magnetic material powder such as metal dust being formed the magnetic chain tooth on zipper strip of embarking on journey and being provided with, subsequently, only the tooth packet portion of magnetic chain tooth or magnetic chain tooth is increased high-intensity magnetic field and magnetizes along predetermined direction, thus along zipper strip vertically or width produce magnetic force.
For example, the slide fastener 81 according to the remodeling of the slide fastener of aforementioned second embodiment illustrates as Figure 15.By the synthetic resin injection molding that comprises the metal dust such as iron powder is formed the first magnetic chain tooth 82A and the second magnetic chain tooth 82B that is arranged in the slide fastener 81 shown in Figure 15 on the first zipper strip 2A and the second zipper strip 2B.
Further, after injection molding, tooth packet portion 87 by the relative first magnetic chain tooth 82A and the second magnetic chain tooth 82B is along vertical increase high-intensity magnetic field of zipper strip 2A, 2B, make the first magnetic chain tooth 82A and second magnetic chain tooth 82B magnetization, the front side is as the N utmost point longitudinally thereby tooth packet portion 87 is at zipper strip, and rear side is as the S utmost point.Therefore, the magnetic that right side first magnetic chain tooth 82A and the left side second magnetic chain tooth 82B can have makes that along the vertically magnetic pole on the same side of zipper strip be same pole, thereby when slide fastener 81 closures, the magnetic chain tooth can utilize along the magnetic force of vertical generation of zipper strip and alternately be engaged with each other.
Simultaneously, in the slide fastener shown in Figure 15 81,, and make corresponding magnetic chain tooth 82A, 82B magnetization to the tooth packet portion 87 increase magnetic fields of the first magnetic chain tooth 82A and the second magnetic chain tooth 82B.Yet, in the present invention, after to the first magnetic chain tooth 82A and the second magnetic chain tooth 82B injection molding, by along zipper strip vertically to comprising that the tooth shank divides 88 the whole first magnetic chain tooth 82A and the second magnetic chain tooth 82B to increase magnetic field, can make the first magnetic chain tooth 82A and the second magnetic chain tooth 82B have magnetic, wherein the vertically magnetic pole on the same side along zipper strip is a same pole.
And, in first embodiment and the 3rd embodiment to the six embodiment, can also carry out injection molding to the first and second magnetic chain teeth that comprise magnetic material, subsequently, tooth packet portion or whole magnetic chain tooth to the magnetic chain tooth increase magnetic field, thereby make the magnetization of the first and second magnetic chain teeth, consequently vertical the or magnetic pole of width on the same side along zipper strip is identical magnetic pole.
The present invention is attached to the opening of the left front of compliant clothing, the opening of sack etc.The present invention can be used to utilize the magnetic force of magnet to open or the slide fastener of closing any opening.

Claims (12)

1. slide fastener (1,21,31,51,61,71,81), the a plurality of first magnetic chain teeth and the second magnetic chain tooth (3A that makes by synthetic resin wherein with magnetic, 3B, 22A, 22B, 32A, 32B, 52A, 52B, 62A, 62B, 72A, 72B, 82A, 82B) respectively along a pair of first zipper strip and the second zipper strip (2A, the setting of embarking on journey of relative chain tooth attachment flange part (5) 2B), and described relative right side first magnetic chain tooth and the left side second magnetic chain tooth (3A, 3B, 22A, 22B, 32A, 32B, 52A, 52B, 62A, 62B, 72A, 72B, 82A, 82B) utilize magnetic force to adsorb each other, it is characterized in that
The described first magnetic chain tooth and the second magnetic chain tooth (3A, 3B, 22A, 22B, 32A, 32B, 52A, 52B, 62A, 62B, 72A, 72B, 82A, 82B) has tooth packet portion (7,27,37,57,67,77,87), be attached to the tooth shank branch (8 of described chain tooth attachment flange part (5), 28,38,58,68,78,88), and be formed on described tooth packet portion (7,27,37,57,67,77,87) on and at the described relative first magnetic chain tooth and the second magnetic chain tooth (3A, 3B, 22A, 22B, 32A, 32B, 52A, 52B, 62A, 62B, 72A, 72B, 82A, the joint that mechanically is engaged with each other 82B) or breaks away from each other/disengaging part (9,10,33,34,56a, 56b, 63,64,79,80)
The described first magnetic chain tooth and the second magnetic chain tooth (3A, 3B, 22A, 22B, 32A, 32B, 52A, 52B, 62A, 62B, 72A, 72B, 82A, 82B) respectively with predetermined described first zipper strip and the second zipper strip (2A of being disposed on, on the corresponding chain tooth attachment flange part (5) 2B), magnetic chain tooth (the 3A of a zipper strip (2A) in the described zipper strip, 22A, 32A, 52A, 62A, 72A, 82A) be adsorbed to the adjacent magnetic chain tooth (3B of another zipper strip (2B) in the described zipper strip, 22B, 32B, 52B, 62B, 72B, space 82B), and the described relative first magnetic chain tooth and the second magnetic chain tooth (3A, 3B, 22A, 22B, 32A, 32B, 52A, 52B, 62A, 62B, 72A, 72B, 82A, 82B) alternately be engaged with each other.
2. slide fastener as claimed in claim 1, wherein said relative right side first magnetic chain tooth and the left side second magnetic chain tooth (3A, 3B, 22A, 22B, 32A, 32B, 52A, 52B, 62A, 62B, 72A, 72B, 82A, 82B) utilize because the magnetic of described first magnetic chain tooth and the second magnetic chain tooth (3A, 3B, 22A, 22B, 32A, 32B, 52A, 52B, 62A, 62B, 72A, 72B, 82A, 82B) and adsorbing each other along the magnetic force of vertical generation of described zipper strip (2A, 2B).
3. slide fastener as claimed in claim 1, wherein said relative right side first magnetic chain tooth and the left side second magnetic chain tooth (72A, 72B) utilize the magnetic force that produces along the width of described zipper strip (2A, 2B) owing to the magnetic of described first magnetic chain tooth and the second magnetic chain tooth (72A, 72B) to adsorb each other.
4. slide fastener as claimed in claim 1, wherein said joint/disengaging part (9,10,33,34,63,64) comprising:
Be formed on the joint/disengaging convex portion (9,33,63) on the tooth packet portion (7,27,37,67,87) of described first magnetic chain tooth (3A, 22A, 32A, 62A, 82A) and/or the described second magnetic chain tooth (3B, 22B, 32B, 62B, 82B); And
Be formed in the tooth packet portion (7,27,37,67,87) of described second magnetic chain tooth (3B, 22B, 32B, 62B, 82B) and/or the described first magnetic chain tooth (3A, 22A, 32A, 62A, 82A) and can with described joint the/the breaks away from joint/disengaging concave portion (10,34,64) of convex portion (9,33,63) joint.
5. slide fastener as claimed in claim 4, the tooth packet portion (7,27,67) of wherein said first magnetic chain tooth and the second magnetic chain tooth (3A, 3B, 22A, 22B, 62A, 62B) has along the fore-and-aft direction longitudinally of described first zipper strip and second zipper strip (2A, 2B) first opposite face (7a, 27a, 67a) and second opposite face (7b, 27b, 67b) relative with the tooth packet portion (7,27,67) of the magnetic chain tooth (3A, 3B, 22A, 22B, 62A, 62B) of described pairing
Described joint/disengaging convex portion (9,63) is arranged on described first opposite face (7a, 27a, 67a), and described joint/disengaging concave portion (10,64) is arranged on described second opposite face (7b, 27b, 67b), and
When the described first magnetic chain tooth (3A, 22A, 62A) and the described second magnetic chain tooth (3B, 22B, 62B) when being engaged with each other, described joint/disengaging convex portion (9,63) is installed in described joint/disengaging concave portion (10,64).
6. slide fastener as claimed in claim 1, wherein said joint/disengaging part (56a, 56b) comprising:
Face side joint/disengaging part (56a), described face side joint/disengaging part (56a) is formed on the described first magnetic chain tooth and the second magnetic chain tooth (52A, on the face side of tooth packet portion (57) 52B), with with respect to described first zipper strip and the second zipper strip (2A, vertically tilting 2B) with predetermined angle, and described face side joint/disengaging part (56a) have respectively along described zipper strip vertically from the outstanding fore-end (54) of the front surface portion of described tooth packet portion (57), and along described zipper strip vertically from the outstanding rear end part (55) of the rear surface part of described tooth packet portion (57); And
Back of the body face side joint/disengaging part (56b), described back of the body face side joint/disengaging part (56b) is formed on the back of the body face side of described tooth packet portion (57), to engage/to break away from part (56a) symmetrically with respect to the fore-and-aft tilt of described zipper strip with described face side, and described back of the body face side joint/disengaging part (56b) have respectively along described zipper strip vertically from the outstanding fore-end (54) of the front surface portion of described tooth packet portion (57), and along described zipper strip vertically from the outstanding rear end part (55) of described tooth packet portion (57) rear surface part.
7. slide fastener as claimed in claim 1, wherein said joint/disengaging part (79,80) comprising:
Be formed on the lead edge portion (79) that described tooth packet portion (77) is gone up and had elliptical shape, described lead edge portion (79) are vertically longer along described zipper strip (2A, 2B); And
Be formed between described lead edge portion (79) and the described tooth shank branch (78) and have along the neck part (80) of the shape of vertical contraction of described zipper strip.
8. slide fastener as claimed in claim 1, wherein said first magnetic chain tooth and the second magnetic chain tooth (3A, 3B, 22A, 22B, 32A, 32B, 52A, 52B, 62A, 62B, 72A, 72B) form by embedding magnet (6) when synthetic resin is carried out injection molding.
9. slide fastener as claimed in claim 8, wherein said joint/disengaging part (63,64) comprising:
Joint/disengaging convex portion (63), described joint/disengaging convex portion (63) form and make that the fore-end or the rear end part that are embedded in the magnet (6) in the described tooth packet portion (67) are outstanding from the tooth packet portion (67) of described first magnetic chain tooth (62A) and/or the described second magnetic chain tooth (62B); And
Joint/disengaging concave portion (64), described joint/disengaging concave portion (64) is by forming at the outside of the tooth packet portion of described second magnetic chain tooth (62B) and/or the described first magnetic chain tooth (62A) and the rear end face of described magnet (6) or the ladder between the front end face, and described joint/disengaging concave portion (64) can with described joint the/break away from convex portion (63) to be assembled together.
10. slide fastener as claimed in claim 1, wherein said first magnetic chain tooth and the second magnetic chain tooth (82A, 82B) are by carrying out injection molding to the synthetic resin that comprises magnetic material powder and described magnetic material magnetization being formed.
11. slide fastener as claimed in claim 1, wherein said first magnetic chain tooth and the second magnetic chain tooth (22A, 22B, 82A, 82B) comprising:
Groove part (24) or the ledge (25) of width on leading edge face (26) along described tooth packet portion (27,87); And
Ledge (25) or groove part (24) on the side (29) of the described tooth shank branch (28,88) relative with the leading edge face (26) of the magnetic chain tooth (22A, 22B, 82A, 82B) of described pairing, and
Wherein when the described first magnetic chain tooth and the second magnetic chain tooth (22A, 22B, 82A, 82B) when being engaged with each other, described ledge (25) is installed in the described groove part (24).
12. slide fastener as claimed in claim 1, described slide fastener comprises pull head (41), described pull head (41) have upper casing (42), lower casing (43), along the right side edge of described upper casing (42) and described lower casing (43) and left side edge vertical direction be provided with on flanging (44) and following flanging (45), described pull head (41) is loaded on the right side of described magnetic chain tooth (32A, 32B) and the left side tooth chain so that described magnetic chain tooth (32A, 32B) engages or breaks away from
Wherein said first magnetic chain tooth and the second magnetic chain tooth (32A, 32B) form and make described tooth packet portion (37) thicker than described tooth shank branch (38) along short transverse, thereby can insert in the guide channel in the described pull head (41), and
Described magnetic chain tooth (32A, 32B) has the ledge of giving prominence to along short transverse from the front and back of described tooth shank branch (38) (39), thereby described ledge (39) forms sliding-contact with described outside of going up flanging and following flanging (44,45), guides described pull head (41) thus.
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TW200819076A (en) 2008-05-01
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US20070277353A1 (en) 2007-12-06

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