EP2578106B1 - Gleiter für verborgenen reissverschluss - Google Patents

Gleiter für verborgenen reissverschluss Download PDF

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Publication number
EP2578106B1
EP2578106B1 EP10852145.1A EP10852145A EP2578106B1 EP 2578106 B1 EP2578106 B1 EP 2578106B1 EP 10852145 A EP10852145 A EP 10852145A EP 2578106 B1 EP2578106 B1 EP 2578106B1
Authority
EP
European Patent Office
Prior art keywords
fastener
section
guide
slider
guide section
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP10852145.1A
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English (en)
French (fr)
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EP2578106A4 (de
EP2578106A1 (de
Inventor
Yuichi Yamashita
Yasuhiko Matsuda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
YKK Corp
Original Assignee
YKK Corp
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Publication date
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Publication of EP2578106A1 publication Critical patent/EP2578106A1/de
Publication of EP2578106A4 publication Critical patent/EP2578106A4/de
Application granted granted Critical
Publication of EP2578106B1 publication Critical patent/EP2578106B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00—Slide fasteners
    • A44B19/24—Details
    • A44B19/26—Sliders
    • 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
    • Y10T24/2561—Slider having specific configuration, construction, adaptation, or material
    • Y10T24/2582—Slider having specific configuration, construction, adaptation, or material having specific contour or arrangement of converging channel, separator island, or wing
    • 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
    • Y10T24/2591—Zipper or required component thereof with means for concealing surfaces

Definitions

  • the invention relates to a slider for concealed slide fastener according to claim 1 that does not expose the main body of a slider that is an opening/closing member to the outside, when closing a slide fastener. Further, the invention relates to a slider for a concealed slide fastener that allows smooth operation of a slider, even if large transverse pulling force is applied to the slider when closing the concealed slide fastener.
  • the seat sheets cover a cushion body integrally formed with a frame in advance.
  • the dimensions of the seat cover are configured to be smaller than the outer size of the cushion body, and the seat sheets are configured to cover the cushion body with compressed state and maximally prevent such as loosening or deforming that is generated in the external shape.
  • the cushion body elastically deforms when a passenger sits thereon to equivalently distribute and receive the load from the passenger and the seat cover is also configured to elastically deform, corresponding to the elastic deformation of the cushion body.
  • the cushion body returns to the original shape when the passenger gets up from the seat and the cover is also configured to correspondingly surely return to the original shape.
  • the seat cover is configured to follow the deformation of the cushion body, the shape of the seat sheets is prevented from being deformed.
  • the seat cover is generally configured by natural leather, synthetic leather, or a stacked and integrated seat.
  • the stacked and integrated seat is formed in a stacked and integrated configuration by laminating a surface layer, a thin elastic intermediate layer, and a rear bubble layer.
  • a surface layer such as fabric having various structures is used for the surface layer and such as a polyurethane-foamed sheet is used for the thin elastic intermediate layer.
  • a polyurethane-foamed sheet is used for the thin elastic intermediate layer.
  • thin fabric made by knitting or crocheting very thin lines of threads are used for the rear bubble layer.
  • a plurality of pieces of sheets cut to fit the shape are combined and sewn in a three-dimensional shape to fabricate the seat cover for seat sheets from the sheets.
  • the seat cover cannot cover the cushion body of a seat having a complicated external shape in many cases. Therefore, in the related art, a non-sewn section is formed in advance in a seat cover, the seat cover covers the cushion body, and then the non-sewn section is sewn by hand.
  • slide fastener that is used for a seat sheet
  • a concealed slide fastener of which the slider body is not exposed to the outside is increasingly used to improve the design of the external appearance.
  • the slide fastener it is possible to perform all of the sewing by a sewing machine to significantly reduce conventional problems caused by the difference in skills, such that productivity is considerably improved.
  • the seat cover is configured to be smaller than the outer size of the cushion body, large transverse pulling force is applied to the fastener stringer around the slider.
  • the fastener stringer in which the side corresponding to the fastener tape is bent and fixed in a U-shape and a fastener element is attached along the edge of the bent end of the sides is used, and when large transverse pulling force is applied to the fastener stringer, the fastener element is stood up by the large transverse pulling force. That is, the fastener element is stood up vertically to the tape surface of the fastener tape, with the coupling head up.
  • each fastener element that is introduced into a shoulder opening of the slider while receiving large transverse pulling force around the shoulder opening is stood up substantially vertical to the tape surface of the fastener tape, the fastener element is introduced into the slider from the shoulder opening.
  • each fastener element when an element rear end section positioned opposite to a coupling head is placed on the top of a lower blade of the slider, the element rear end section may be inclined at an angle in a direction to be in a substantially horizontal state.
  • the angle is small, such that the fastener element is introduced into the slider from the shoulder opening while being stood up.
  • the fastener element is sandwiched by tape guides that guide the fastener tape and the slider cannot slide.
  • the fastener element where transverse pulling force is exerted is damaged. Further, in a worst case scenario, the bending edge of the fastener tape may be cut.
  • the fastener element is not completely in the horizontal state and introduced into the slider, the opposite fastener elements are not accurately engaged when the slide fastener is closed, and a so-called a puncture state is generated.
  • the concealed slide fastener includes a pair of fastener stringers in which the side corresponding to the fastener tape is bent and fixed in a U-shape and a fastener element is attached along the bent edge of the side.
  • FIG. 9 shows a perspective view of the slider.
  • a pair of left and right first flanges 43 and 44 having an inverse L-shaped cross-section along the edges is disposed at the left and right edges of a lower blade 42 of a slider 41.
  • a guide column 45 having a substantially elliptical horizontal cross-section is disposed at the center section of the front edge of the lower blade 42.
  • a rectangular area 46a and a wedge-shaped area 46b which are integrally formed on the top of the guide column 45 are provided in a wedge-shaped space defined between the upper plates 43a and 44a of the pair of first flanges 43 and 44, and a second flange 46 protruding outward along the outer periphery of the guide column 45 is disposed. Further, the lower surface height from the lower blade 42 at the shoulder opening-sided end of the second flange 46 is made larger than the lower surface height from the lower blade 42 at another area, and a tapered surface 46c having a tapered angle gradually increasing toward the rear opening is formed on the outer surface of the second flange 46.
  • the height at the upper ridge of the tapered surface 46c at the shoulder opening of the second flange 46 is made larger than the height at the upper ridge of the tapered surface 46c at the rear opening.
  • the element connecting section is gradually inclined to pass through the lower surface of the second flange 46, due to the combined influence of guiding by the tapered surface 46c of the second flange 46 and the force that inclines the fastener element due to the tensile force of the previous element and the fastener tape. Further, the fastener element that has been introduced in the element guide passage 49 is fixed in the inclined posture by the upper plates 43a and 44a of the pair of first flanges 43 and 44 and the second flange 46 and smoothly moves in the element guide passage 49 of the slider 41.
  • the fastener element is not sandwiched between the upper plates 43a and 44a of the lower blade 42 and the second flange 46, and damage to the fastener element and cutting of the fastener tape can be prevented.
  • the slider 41 can smoothly slide and the slider 1 for a concealed slide fastener can be closed without a problem.
  • FIG. 10 shows a perspective view of the slider.
  • a pair of flanges 53 and 54 having an inverse L-shaped cross-section is disposed along the left and right sides perpendicular to the sliding direction of a slider 51, from a lower blade 52.
  • a guide column 55 is disposed toward between a pair of upper plates 53a and 54a, at the center section of the front edge of the lower blade 52.
  • the front end in the engagement direction of the fastener element 59 at the upper plates 53a and 54a extends forward further than the front end of the element guide section 57.
  • the pair of left and right fastener elements 59 is inclined in the horizontal state from the vertically standing-up posture, until it enters the element guide passage of the slider 51. Further, since the fastener tape 60 moves close to the guide column 55 in sliding contact with the upper plates 53a and 54a, the coupling head 59a of the fastener element 59 can be brought in contact with the element guide section 57.
  • each fastener element 59 appropriately inclined to the horizontal state is introduced into the element guide passage 58 of the slider 51 while bringing the coupling head 59a in contact with the element guide section 57.
  • the coupling head 59a of the fastener element 59 can smoothly move toward the rear opening in the element guide passage 58 while being slowly inclined to the posture that passes through the element guide section 57 downward.
  • the fastener element 59 is not nipped by the tape guide passage formed between the flanges 53 and 54 and the element guide section 57, and damage to the fastener element 59 or cutting of the fastener tape 60 can be prevented.
  • the slider 51 can smoothly slide and the concealed slide fastener can be closed without a problem.
  • the fastener element can be moved at an angle in a horizontal posture by guiding the coupling head of the fastener element.
  • the fastener element that is in the vertical standing-up posture can be moved at an angle in the horizontal posture that is the engagement posture.
  • the fastener element inclined by transverse pulling force applied to the fastener tape is inclined in various angles by the direction in which the transverse pulling force is applied and the magnitude of the transverse pulling force. Accordingly, the angle at which the fastener element is in contact with the guide section that can apply rotational moment is not stable.
  • the fastener element slides in the longitudinal direction of the fastener tape without actively coming in contact with the guide section, and the fastener element may not smoothly return to the horizontal position, such that there is still a need for improvement.
  • the fastener element when the fastener element is sewn and attached by a thread along the end edges of the fastener tape, the fastener element is not integrally fixed to the fastener tape. Therefore, the fastener tape under large transverse pulling force may transversely move while generating relative movement to the fastener element.
  • the head section of the fastener element cannot come in contact with or press the tapered surface 46c of the second flange 4 6 with large force.
  • the coupling head 59a of the fastener element 59 cannot come in contact with or press the element guide section 57 with large force.
  • the inventor(s) of the invention has achieved the invention, based on that it is possible to move the fastener element at an angle in a horizontal posture that is an engagement posture, by bringing the element rear end section of the fastener element in sliding contact with a second element guide section, when or before bringing the element rear end section in contact with a first element guide section corresponding to the tapered surface 46c of Patent Document 1 or the element guide section 57 of Patent Document 2, as the result of various examinations.
  • the slider for the concealed slide fastener like the invention it is possible to effectively apply force applied to the fastener element from the second element guide section, torsion force that move the fastener element at an angle in a horizontal posture from a previous fastener element that has been moved at an angle in a horizontal state, tensile force that pulls the fastener tape into the slider, and the like to the fastener element that is introduced into the slider.
  • the fastener element in the standing-up posture substantially perpendicular to the fastener tape is moved at an angle in a horizontal posture that is the engagement posture. Further, the fastener stringer can smoothly move toward the rear opening through the Y-shaped element guide passage formed in the slider while gradually inclining. Therefore, the fastener element smoothly moves through the Y-shaped element guide passage formed in the slider.
  • the fastener element is not stuck in the Y-shape element guide passage, such that the slider can be smoothly slid.
  • an object of the invention is to provide a slider for a concealed slide fastener which allows a slider to smoothly slide even if large transverse pulling force is applied when a slide fastener is closed, by improving the inventions of Patent Documents 1 and 2.
  • a slider for a concealed slide fastener having a fastener tape bent and fixed in a U-shape and attaching/detaching fastener elements of a pair of fastener stringer, the fastener elements are attached along the end edge of the bent fastener tape is characterized in that the slider comprising: a lower blade; a pair of side walls provided to stand along both edges in the left-right direction perpendicular to the sliding direction of the slider 1 at the lower blade; a pair of upper plates extending to be close to each other from the upper ends of the pair of side walls; a guide column provided to stand at the side of a shoulder opening of the slider from the lower blade; a first element guide section protruding on the outer periphery of the guide column; a Y-shaped tape guide passage guiding a bent section of the fastener tape bent in a U-shape by the inner end faces of the pair of upper plates and the outer end surface of the first element guide section; and a second element
  • the second element guide section is disposed at the same position as the front end of the shoulder opening side or beyond the front end of the shoulder opening side of the guide column in the sliding direction of the slider.
  • the first element guide section has a side guide surface formed toward the rear opening from a side of the guide column and having a parallel surface in the sliding direction of the slider, and a front guide surface inclined toward the shoulder opening side and upward as a surface continuing with the side guide surface, and the first element guide section is opposite the second element guide section.
  • the second element guide section is a protruding section formed from the inner wall of the lower blade to the inner walls of the side walls.
  • the protruding section has an inclined surface inclined toward the side walls from the lower blade and the inclined surface is opposite the first element guide section.
  • the shoulder opening-sided Y-shaped tape guide passage divided into two lines toward the shoulder opening of the slider is opened and enlarged straight toward the shoulder opening of the slider, and the second element guide section extends in the axial direction inclined inward further than the axial line of the shoulder opening-sided tape guide passage.
  • the shoulder opening-sided Y-shaped tape guide passage divided into two lines toward the shoulder opening of the slider is opened and enlarged straight toward the shoulder opening of the slider, and the second element guide section extends in the axial direction inclined inward further than the axial line of the shoulder opening-sided tape guide passage.
  • the start position of the second element guide section that starts to guide the element rear end section in sliding contact can be disposed ahead of the start position of the first element guide section that starts to guide the coupling head of the fastener element in sliding contact.
  • the front end of the shoulder opening of the second element guide section is disposed ahead of the inclined surface positioned closer to the lower blade than the inner walls of the upper plates, in the first element guide section.
  • the fastener element is attached by sewing along the end edge of the fastener tape.
  • a front end edge in the engagement direction of the fastener element at the pair of upper plates extends close to a front end edge of the lower blade, and a curved section is formed by being chamfered at the inner opposite corners of the front end edge of the upper plates.
  • the front end edge at the pair of side walls is disposed at the side of the rear opening further than the front end at the second element guide section.
  • the invention relates to a slider for a concealed slide fastener in which a side edge opposite a fastener tape is bent and fixed in a U-shape and a pair of fastener stringer where a fastener element is attached along the bent edge of the side edge is provided.
  • the fastener element when the fastener element is sewn and attached by a thread along the end edge of the fastener tape, the fastener element is not integrally fixed to the fastener tape, such that even if the fastener tape is moved by transverse pulling force, the fastener element is left without integrally moving with the movement of the fastener tape. However, the fastener element is integrally moved in the movement direction along the tape guide passage of the fastener tape.
  • the element rear end section of the fastener element is moved in sliding contact with the second element guide. Further, the coupling head of the fastener element is moved to the first element guide by the second element guide, such that coupling head can come in contact with the first element guide.
  • the element rear end section is guided in contact with the second element guide section and can come in sliding contact with the first element guide. Further, the fastener element in a standing-up state can be changed into a horizontal state by the second element guide section.
  • the coupling head of the fastener element supported by the second element guide section can be surely inclined in a horizontal posture by being brought in sliding contact with the first element guide section.
  • the second element guide section that guides the element rear end section can be extended to the rear opening from the front end edge of the lower blade, at both the left and right sides of the lower blade. Further, as the configuration of the second element guide section, the second element guide section is disposed opposite a side of the guide column and protrudes toward the upper plate from the lower blade.
  • the coupling head of the fastener element can be supported by the second element guide section such that the angle and position of the fastener element are within predetermined ranges when being in sliding contact with the first element guide section. Accordingly, the coupling head of the fastener element can be in sliding contact with the first element guide section in a stable state.
  • the second element guide section can be disposed at the same position as the front end of the shoulder opening side of the guide column or beyond the front end of the shoulder opening side in the sliding direction of the slider.
  • the fastener element can be inclined in a horizontal posture before or when the fastener element is introduced into the element guide passage, such that the fastener element can smoothly pass through the slider.
  • the first element guide section can be formed toward the rear opening from a side of the guide column. Further, the first element guide section can have a side guide surface having a parallel surface in the sliding direction of the slider, and a front guide surface inclined toward the shoulder opening side and upward as a surface continuing with the side guide surface. In addition, the first element guide section and the second element guide section can be opposite each other.
  • the fastener element can be efficiently inclined into a horizontal posture by cooperation of the first element guide section and the second element guide section. Further, after the element rear end section comes in sliding contact with the second element guide section, the coupling head of the fastener element can be brought in sliding contact with the first element guide section.
  • the fastener element in the standing-up posture substantially perpendicular to the fastener tape is slightly inclined in the direction in which a horizontal state is made by the second element guide section, or after the fastener element is brought in sliding contact with the second element guide section, the fastener element can be surely inclined into the horizontal state by cooperation of the first element guide section and the second element guide section.
  • the second element guide section can be a protruding section formed from the inner wall of the lower blade to the inner walls of the side walls.
  • a guide surface and/or a guide stepped section can be configured at the protruding section.
  • the guide surface can be an inclined surface inclined toward the side walls from the lower blade and a surface disposed opposite the first element guide section.
  • the fastener element can be efficiently inclined into a horizontal posture by the second element guide section. Further, rotational moment for making the fastener element in a standing-up position substantially perpendicular to the fastener tape be in a horizontal state can be efficiently applied to the element rear end section from the guide surface and/or the guide stepped section of the second element guide section.
  • the guide surface as an inclined surface, the fastener element can be efficiently guided to be inclined into a horizontal state by the inclined surface.
  • the tape guide passage in the Y-shaped tape guide passage, as the configuration at the shoulder opening divided into two lines toward the shoulder opening of the slider, the tape guide passage can be opened and enlarged straight toward the shoulder opening of the slider, and the second element guide section extends in the axial direction inclined inward further than the axial line of the shoulder opening-sided tape guide passage.
  • the radius of curvature can be configured large when the bent section of the fastener tape being in contact with the front end edges of the pair of upper plates is curved in the longitudinal direction of the fastener tape. Therefore, it is possible to smoothly introduce the fastener stringer under transverse tensile force into the tape guide passage. Further, it is possible to suppress the standing-up angle of the fastener element that is stood up substantially perpendicular to the fastener tape.
  • the shape of the Y-shaped tape guide passage can be configured to be opened and enlarged straight and the axial line of the second element guide can be inclined inward with respect to the axial line of the shape opened and enlarged straight.
  • the gap between the second element guide and the tape guide passage is configured to be small toward the rear opening of the slider, such that the separated fastener element can be forcibly returned to the initial position.
  • the start position of the second element guide section that starts to guide the element rear end section in sliding contact can be disposed ahead of the first element guide section that starts to guide the coupling head of the fastener element in sliding contact.
  • the position or the angle of the fastener element can be supported by the second element guide within predetermined ranges, before the fastener element comes in contact with the first element guide. Further, such as since the position or the angle can be made within predetermined ranges, the inclination angle of the fastener element can be efficiently changed to the horizontal posture direction by the second element guide.
  • the front end of the shoulder opening of the second element guide section can be disposed ahead of the inclined surface positioned closer to the lower blade than the inner walls of the upper plate, in the first element guide section.
  • the fastener element can be first brought in sliding contact with the second element guide section. Further, rotational movement for making the fastener element in a horizontal posture can be applied earlier than the second element guide section.
  • a front end edge in the engagement direction of the fastener element at the pair of upper plates can extend close to a front end edge of the lower blade, and a curved section can be formed by being chamfered at the inner opposite corner of the front end edge of the pair of upper plates.
  • the fastener element can be inclined into a horizontal posture by cooperation of the upper front end edge and the second element guide section.
  • the inner opposite corners of the front end edges of the upper plates are formed as curved sections formed by chamfering. Further, by bringing the fastener tape in sliding contact with the inner opposite corners, when large tensile force is applied in the transverse direction to the bent section of the fastener tape, the curved section formed at the inner opposite corner can receive the large tensile force applied to the bent section of the fastener tape. Therefore, it is possible to reduce stress concentration on the curved section, in the fastener tape.
  • the position of the front end edge at the pair of side walls can be disposed at the rear opening further than the front end at the second element guide.
  • the gap between the end of the front side of the second element guide section and the ends of the front sides of the pair of side walls can function as a space for avoiding interference with the fastener element.
  • the fastener element can be smoothly curved without coming in contact with the front ends of the pair of side walls.
  • rotational moment that rotates the fastener element in a horizontal posture direction can be applied to the element rear end section of the fastener element by the second element guide section.
  • the fastener tape can be smoothly introduced into the tape guide passage, and the inclination angle of the fastener element when the coupling head of the fastener element comes in sliding contact with the first element guide section can be made in the horizontal posture direction.
  • the front-rear direction means the sliding direction of a slider, and the shoulder opening side is the front and the rear opening side is the rear, in the slider.
  • the left-right direction means the direction perpendicular to the sliding direction of the slider when seen from above.
  • the up-down direction means the front-rear surface direction of a lower blade of the slider, and the upper plate side is the front surface and the lower blade side is the rear surface.
  • fastener chain for concealed slide fastener that is used in the invention
  • various types of fastener chains such as a fastener chain formed by integrally injection-molding synthetic resin or metal that is an element to a fastener tape, or a fastener chain formed by caulking an element formed by metal to a fastener tape, or a fastener chain formed by attaching an element formed in a linear coil shape or a zigzag shape to a fastener tape, may be used as the fastener chain for a concealed slide fastener.
  • a slider (1) for concealed slide fastener in the invention is a slider that is used for a concealed slide fastener having a pair of fastener stringer in which the side corresponding to a fastener tape 14 is bent and fixed in a U-shape and a fastener element 13 is attached along the bent end edge of the side.
  • the slider 1 includes a lower blade 2, a pair of flanges 3 and 4 provided to stand along the left and right edges of the lower blade 2, a guide column 5 disposed at the lower blade 2, a tab mounting column 6 disposed on the top of the guide column 5, a first element guide section 7 disposed on the outer periphery of the guide column 5, second element guide sections 8 disposed at the left and right of the lower blade 2, and a tab (not shown) rotatably supported by the tab mounting column 6.
  • the slider 1 is configured in a left-right symmetric shape passing the center line in the left-right direction of the slider 1 and having the plane perpendicular to the lower blade 2 as a mirror surface.
  • the width shape in the left-right direction of the lower blade 2 is constant from the front end edge 2a of the lower blade 2 to the position slightly behind the rear end of the guide column 5, gradually reduces from the position, and is further constant to the end edge of a rear opening 17.
  • the pair of flanges 3 and 4 have a pair of side walls 3a and 4a provided to stand along both the left and right edges of the lower blade 2 and a pair of upper plates 3b and 4b that bend inward and extend from the upper ends of the side walls 3a and 4a, respectively, to be opposite each other and extend also in the front-rear direction of the slider 1, and the cross-sectional shape is an inverse L-shape.
  • the side walls 3a and 4a respectively have a parallel section 23c from the rear opening 17 when seen from above, and an enlarged opening 23b that is enlarged and open in the width direction toward the front section, continuing from the parallel section 23c.
  • the front ends 20 of the side walls 3a and 4a may extend to the position where the width shape in the left-right direction of the lower blade 2 shows that the width gradually reduces.
  • the width shape in the left-right direction of the lower blade 2 at the front side from the enlarged opening 23b is configured as the parallel section 23a.
  • FIG. 2 when seen from above, in the slider 1, a plan view of the slider is shown at the left half in FIG. 2 and a cross-sectional view with the first element guide section 7 and the upper plate 3b removed is shown at the right half in FIG. 2 .
  • the removed first element guide section 7 and upper plate 3b are shown in imaginary shapes by dotted lines at the right half in FIG. 2 .
  • the front end edges 21 of the upper plates 3b and 4b extend around the front end edge 2a of the lower blade 2.
  • the lower side at the front end edge 21 of the upper plates 3b and 4b is configured as a space that is not supported by the side walls 3a and 4a.
  • the front end edges 21 of the upper plates 3b and 4b preferably extend forward further than the front ends 20a of the side walls 3a and 4a. Further, it is preferable that the gap between the front end edges 21 of the upper plates 3b and 4b and the front end 20 of the side walls 3a and 4a is configured such that the fastener element 13 mounted on the concealed slide fastener can pass without interfering with the front ends 20 of the side walls 3a and 4a.
  • the inner opposite corners opposite each other at the front end edges 21 of the upper plates 3b and 4b are formed as a curved section 21a where chamfer is performed. Further, the end surface where the upper plates 3b and 4b are opposite each other is configured as an inner end surface 21b.
  • the guide column 5 is provided to stand at the center section in the left-right direction of the lower blade 2, around the shoulder opening 16 of the slider 1. Further, the door-shaped tab mounting column 6 extending in the front-rear direction is disposed on the upper surface of the guide column 5. In addition, the plate-shaped first element guide section 7 protruding outward toward the inner end surfaces 21b of the pair of upper plates 3b and 4b from the outer periphery of the guide column 5 is disposed on the outer periphery of the guide column 5.
  • a tab (not shown) can be supported by the tab mounting column 6 by inserting the ring-shaped section of the tab into the tab mounting column 6 in an example of the figure and then caulking the tab mounting column 6.
  • the guide column 5 As the configuration of the guide column 5, as in PCT/JP2009/64927 by the applicant(s), a two-division configuration composed of a body section 19 where the lower blade 2 is provided to stand and a coating upper plate member 18 coated on and fit to the body section 19 may be implemented. Further, as shown in Patent Documents 1 and 2, the guide column 5 may be integrally formed with the lower blade 2.
  • FIG. 4 In the configuration of the guide column 5 shown in FIG. 4 , an example of two division configuration composed of the body section 19 and the coating upper plate member 18 is shown.
  • the coating upper plate member 18 can be fixed to the body section 19 by fitting the concave section of the coating upper plate member 18 to the concave section formed on the outer surface of the body section 19 and then caulking a leg section 18a formed at the front end of the coating upper plate member 18, as shown in FIG. 3 .
  • the concave section of the coating upper plate member 18 may be configured to be closed at the rear end.
  • both the front and rear end surfaces of the body section 19 can be interposed between the closed rear end of the concave section of the coating upper plate member 18 and the leg section 18a.
  • the side guide surface 7b is a surface 2b that is parallel with the inner wall surface of the lower blade 2, as the inner wall of the plate-shaped first element guide section 7 protruding from the guide column 5.
  • the front guide surface 7a is an inclined surface that is inclined upward from the front end of the side guide surface 7b and formed on the front end surface of the plate-shaped first element guide section 7.
  • the first element guide section 7 is configured by the front guide surface 7a and the pair of left and right side guide surfaces 7b. As shown in FIG. 3 , the first element guide section 7 is configured to be opposite the second element guide section 8 which will be described below.
  • FIG. 1 an example in which the forward bending state of the front guide surface 7a is the flat plane-shaped inclined surface is shown, but the forward bending state of the front guide surface 7a may be formed in a curved surface of a concave surface or a convex surface.
  • the tab mounting column 6 supporting the tab (not shown) is provided to stand on the upper surface of the coating upper plate member 18. Even if the guide column 5 is integrally formed with the lower blade 2, the front guide surface 7a and the pair of left and right side guide surfaces 7b are necessarily configured at the guide column 5, as the first element guide section 7.
  • tab mounting column 6, as described in PCT/JP2009/64927 may be mounted on the lower blade 2.
  • the Y-shaped tape guide passage 12 that guides the bent section 14a of the fastener tape 14 bent in a U-shape is configured by the inner end surfaces 21b of the pair of upper plates 3b and 4b and the outer end surface of the first element guide section 7.
  • the rear end section of the first element guide section 7 extends close to the connecting section of the parallel sections 23a of the side walls 3a and 4a and the enlarged opening 23b.
  • the passage surrounded by the inner wall surfaces of the pair of flanges 3 and 4, the inner wall surface of the lower blade 2, the guide column 5, and the first element guide section 7 is configured as the element guide passage 10 that guides the fastener element 13 attached to the fastener tape 14.
  • the second element guide section 8 is formed on the inner walls of both of the left and right ends of the lower blade 2.
  • the second element guide section 8 is a protruding section that protrudes upward further than the inner wall of the lower blade 2 and the protruding section is formed by extending the front end 22 toward the rear opening 17 from the front end edge 2a of the lower blade 2.
  • the second element guide section 8 substantially extends in parallel in the sliding direction of the slider, that is, the front-rear direction and the end of the rear opening side of the second element guide section 8 is the section that is in contact with the inner wall surface of the enlarged opening 23b of the side walls 3a and 4a.
  • the second element guide section 8 as shown in FIGS. 1 and 3 , has a guide end section 8a having a flat surface 24 facing the side walls 3a and 4a and a guide surface 8b inclined downward toward the upper surface of the lower blade 2 from the guide end section 8a.
  • the flat surface 24 at the guide end section 8a may be configured as a surface that is parallel with the upper surface of the lower blade 2 or a smooth surface inclined downward toward the rear opening 17.
  • the configuration of the guide surface 8b or the guide end section 8a at the second element guide section 8 may extend in the axial direction that is parallel with the center line in the left-right direction at the slider 1 or may extend in the axial direction inclined to the center line in the left-right direction, toward the shoulder opening 16 of the slider 1, when seen from the plane described above.
  • the element rear end section 13b of the fastener element 13 that is guided in sliding contact by the second element guide section 8 is needed to configure the guide surface 8b and/or the guide end section 8a to be close to the center line in the left-right direction at the slider 1, in accordance with movement to the rear opening 17, when seen from above.
  • the position of the front end section at the second element guide section 8 the position of the front end edge 2a of the lower blade 2, that is, a configuration in which the front end section extends forward further than the front end of the guide column 5 is exemplified.
  • the front end section may extend to the position corresponding to the side of the guide column 5, over a half the side of the guide column 5 in the front-rear direction.
  • a stepped section 25 is configured at the lower end edge of the downward inclined guide surface 8b.
  • the guide surface 8b may be configured as an inclined flat surface or in a curved shape having a smooth convex curved surface or concave curved surface.
  • the connecting section from the guide end section 8a to the guide surface 8b is configured as a smooth convex curved surface and the connecting section from the guide surface 8b to the stepped section 25 is configured as a smooth convex curved surface.
  • a fillet section 28 is formed along the interface between the side walls 3a and 4a and the lower blade 2 to increase mounting strength between the side walls 3a and 4a and the lower blade 2 and formability in forming.
  • the fastener chain for a concealed slide fastener shown in FIG. 5 is a type attaching the fastener element 13, which is formed in a coil shape or a zigzag shape formed in a line on the fastener tape (not shown).
  • the linear fastener element 13, as shown in FIG. 7 is attached to the bent section of the fastener tape 14 that is bent in a U-shape, by a thread 27.
  • the pair of fastener elements 13, as shown in FIG. 5 is disposed such that the coupling heads 13a of the fastener elements 13 are opposite each other, and the opposite sides of the coupling heads 13a are connected by a reverse section.
  • FIG. 5 is a cross-sectional view of the slider 1 with the upper plates 3b and 4b and the first element guide section 7 removed, and shows the fastener element 13 introduced in the element guide passage 10 of the lower blade 2.
  • FIG. 6 is an illustrative view showing a change of the posture of the fastener element 13 introduced in the element guide passage 10 in a standing-up state, by bringing the element rear end section 13b in sliding contact with the second element guide section 8 and bringing the coupling head 13a in sliding contact with the first element guide section 7, in the fastener element 13 introduced in the slider 1.
  • FIG. 7 is an A-A cross-sectional view of FIG. 5 and FIG. 8 is a B-B cross-sectional view of FIG. 5 .
  • the pair of fastener stringers 15 disposed ahead of the shoulder opening 16 of the slider 1 is largely open by large transverse pulling force around the front end edge 21 of the pair of upper plates 3b and 4b.
  • the fastener element 13 stands substantially perpendicular to the tape surface of the fastener tape 14, with the coupling head 13a up.
  • the element rear end section 13b of the continuing fastener element 13 sequentially comes in sliding contact with the guide end section 8a and/or the guide surface 8b of the second element guide section 8 of the slider 1.
  • the fastener element 13 that is in sliding contact with the second element guide section 8 is stood with the coupling head 13a up, by the influence of large transverse pulling force applied to the fastener tape 14.
  • the fastener element 13 that is introduced into the slider 1 and the fastener element 13 that is in the standing-up posture comes in sliding contact with the second element guide section 8, thereby being inclined into a horizontal posture.
  • the fastener element 13 is further inclined in a horizontal state.
  • the fastener element may be into a horizontal posture.
  • the fastener element 13 that is in the standing-up posture is gradually inclined into a horizontal posture while rotating clockwise.
  • the fastener element 13 in the standing-up posture when the fastener element 13 in the standing-up posture is introduced into the slider 1, the fastener element 13 is first inclined from the second element guide section 8 to be in a horizontal posture with respect to the element rear end section 13b, and then, the fastener element 13 is inclined to be in a horizontal posture from the first element guide section 7 with respect to the coupling head 13a.
  • the pair of side guide surfaces 7b at the first element guide section 7 is formed to continue with the front guide surface 7a that is an inclined surface, such that the fastener element 13 inclined in a horizontal posture can be smoothly introduced to the fastener element engagement region.
  • the distance from the front end section of the pair of upper plates 3b and 4b that are in sliding contact with the bent section 14a of the fastener tape 14 introduced in the slider 1 to the element rear end section 13b is longer than the distance from the front end sections to the coupling head 13a.
  • start position of the second element guide section 8 that starts to guide the element rear end section 13b in sliding contact is disposed ahead of the start position of the first element guide section 7 that starts to guide the coupling head 13a in sliding contact and the start position of the tape guide passage 10 that starts to guide the bent section 14a of the fastener tape 14 in sliding contact.
  • rotational moment that rotates the fastener element 13 in a horizontal posture direction can be applied to the element rear end section 13b from the second element guide section 8 before the coupling head 13a of the fastener element 13 is forcibly rotated in a horizontal posture direction by the first element guide section 7 or before the fastener tape 14 is curved in the longitudinal direction by the front end edges of the pair of upper plates 3b and 4b.
  • fastener element 13 is supported by the second element guide section 8 such that rotational moment (of the front guide surface 7a) of the first element guide section 7 is easily applied.
  • the fastener tape 14 can be smoothly introduced into the tape guide passage 12 and the inclination angle of the fastener element 13 can be change slightly to the horizontal posture side, when the coupling head 13a of the fastener element 13 comes in sliding contact with the first element guide section 7.
  • the fastener element 13 when the fastener element 13 is sewn and attached by a thread 27 along the end edge of the fastener tape 14, the fastener element 13 is not integrally fixed to the fastener tape 14. Therefore, the fastener tape 14 under large transverse pulling force may transversely move while generating relative movement to the fastener element 13.
  • the fastener element 13 is integrally moved in the same direction, with respect to the movement direction of the fastener tape 14 along the tape guide passage 12.
  • the element rear end section 13b of the fastener element 13 is moved in sliding contact with the second element guide 8. Further, the coupling head 13a of the fastener element 13 is moved to the first element guide 7 by the second element guide 8 and the coupling head 13a can come in sliding contact with the first element guide 7.
  • the fastener element 13 is inclined in a horizontal posture from the standing-up position by the second element guide 8 and the first element guide 7.
  • the fastener element 13 can be smoothly inclined in a horizontal posture, it is possible to surely prevent the fastener element 13 from being sandwiched to the tape guide passage 12. Further, the fastener element 13 is smoothly slid in the element guide passage 10 and can be surely moved into a predetermined inclined posture for engagement.
  • the pair of fastener elements 13 can be surely changed into a horizontal posture before the pair of opposite fastener elements 13 is engaged. Accordingly, the pair of fastener elements 13 can be surely engaged and so-called puncture can be surely prevented.
  • the coupling head with engaging elements are stood up by the influence from the fastener stringer under large transverse pulling force.
  • the coupling head may be guided to be further inclined in a horizontal posture at the first element guide section after the rear end side of the engaging elements is guided first to the second element guide section and inclined slightly into a horizontal state.
  • the engaging elements can be inclined into a horizontal state by the second element guide section and the first element guide section. As described above, it is possible to surely prevent the engaging elements from being sandwiched in the tape guide passage or so-called puncture from being generated in coupling of a pair of engaging elements.
  • the invention can be appropriately used as a slider for a concealed slide fastener that is attached to the opening of the seat cover of a seat sheet, cloths or the like.

Landscapes

  • Slide Fasteners (AREA)

Claims (10)

  1. Schieber für einen verborgenen Reißverschluss (1) mit einem in einer U-Form gebogenen und befestigten Reißverschlusstragband (14) und eingereifenden / Eingriff-lösenden Kuppelgliedern (13) eines Paares von Reißverschlussketten (15), wobei die Kuppelglieder (13) an den Seitenkanten des gebogenen Reißverschlusstragbands (14) entlang befestigt sind, und wobei der Schieber (1) umfasst:
    eine untere Schieberplatte (2);
    ein Paar von Seitenwänden (3a, 4a), die derart angeordnet sind, dass sie an beiden Seiten entlang einer Richtung von links nach rechts rechtwinklig zu der Schieberichtung des Schiebers (1) an der unteren Schieberplatte (2) hervorstehen;
    ein Paar von oberen Schieberplatten (3b, 4b), die sich derart erstrecken, dass sie von den oberen Enden des Paares von Seitenwänden (3a) und (4a) sich einander dicht annähern;
    eine Führungssäule (5), die derart angeordnet ist, dass sie an der Seite einer Schulteröffnung (16) des Schiebers (1) und von der unteren Schieberplatte (2) hervorsteht;
    einen ersten Kuppelgliedführungsabschnitt (7), der an der äußeren Umfangsfläche der Führungssäule (5) hervorsteht;
    einen Y-förmigen Bandführungsdurchgang (12), der einen gebogenen Abschnitt (14a) des Reißverschlusstragbands (14), das durch innere Endflächen (21b) des Paares von oberen Schieberplatten (3b, 4b) und den ersten Kuppelgliedführungsabschnitt (7) in einer U-Form gebogen ist, führt;
    einen zweiten Kuppelgliedführungsabschnitt (8), der sich an dem linken und an dem rechten Ende der unteren Schieberplatte (2) von der vorderen Endkante der unteren Schieberplatte (2) in Richtung einer hinteren Öffnung (17) erstreckt, und
    wobei der zweite Kuppelgliedführungsabschnitt (8) von der unteren Schieberplatte (2) in der Seite einer Seitenfläche der Führungssäule (5) in Richtung der oberen Schieberplatten (3b, 4b) hervorsteht,
    dadurch gekennzeichnet, dass in
    dem Bandführungsdurchgang der Y-förmige Bandführungsdurchgang (12) mit Schulteröffnungen, der in zwei Linien in Richtung der Schulteröffnung (16) des Schiebers (1) unterteilt ist, sich gerade in Richtung der Schulteröffnung (16) des Schiebers (1) öffnet und vergrößert, und dass der zweite Kuppelgliedführungsabschnitt (8) sich in der axialen Richtung nach innen geneigt weiter erstreckt als die axiale Linie des Bandführungsdurchgangs (12) mit den Schulteröffnungen.
  2. Schieber gemäß Anspruch 1, der dadurch gekennzeichnet ist, dass der zweite Kuppelgliedführungsabschnitt (8) in der Schieberichtung des Schiebers (1) an der gleichen Position wie das vordere Ende der Schulteröffnungsseite der Führungssäule (5) oder über das vordere Ende der Schulteröffnungsseite hinaus angeordnet ist.
  3. Schieber gemäß Anspruch 1 oder 2, der dadurch gekennzeichnet ist, dass der erste Kuppelgliedführungsabschnitt (7) in Richtung der hinteren Öffnung von einer Seite der Führungssäule (5) ausgeformt ist und umfasst: eine seitliche Führungsfläche (7b), die eine zu der Schieberichtung des Schiebers (1) parallel verlaufende Oberfläche aufweist, und eine vordere Führungsfläche (7a), die in Richtung der Seite der Schulteröffnung (16) und nach oben als eine mit der seitlichen Führungsfläche (7b) durchgehende Oberfläche geneigt ist, und dadurch, dass der erste Kuppelgliedführungsabschnitt (7) dem zweiten Kuppelgliedführungsabschnitt (8) gegenüber liegt.
  4. Schieber gemäß einem der Ansprüche 1 bis 3, der dadurch gekennzeichnet ist, dass es sich bei dem zweiten Kuppelgliedführungsabschnitt (8) um einen hervorstehenden Abschnitt, der von der inneren Wand der unteren Schieberplatte (2) zu den inneren Wänden der Seitenwände (3a, 4a) hervorsteht, handelt.
  5. Schieber gemäß Anspruch 4, der dadurch gekennzeichnet ist, dass der hervorstehende Abschnitt eine geneigte Oberfläche, die von der unteren Schieberplatte (2) in Richtung der Seitenwände (3a, 4a) geneigt ist, aufweist, und die geneigte Oberfläche dem ersten Kuppelgliedführungsabschnitt (7) gegenüber liegt.
  6. Schieber gemäß einem der Ansprüche 1 bis 5, der dadurch gekennzeichnet ist, dass die Startposition des zweiten Kuppelgliedführungsabschnitts (8), die das Führen des hinteren Endabschnitts (13b) des Kuppelglieds in Schiebekontakt startet, vor dem ersten Kuppelgliedführungsabschnitt (7), der das Führen des Kupplungskopfs (13a) des Kuppelglieds (13) startet, angeordnet ist.
  7. Schieber gemäß einem der Ansprüche 1 bis 6, der dadurch gekennzeichnet ist, dass das vordere Ende der Schulteröffnung des zweiten Kuppelgliedführungsabschnitts (8) vor der geneigten Oberfläche dichter an der unteren Schieberplatte (2) angeordnet ist als die inneren Wände der oberen Schieberplatten (3b, 4b) in dem ersten Kuppelgliedführungsabschnitt (7).
  8. Schieber gemäß einem der Ansprüche 1 bis 7, der dadurch gekennzeichnet ist, dass das Kuppelglied (13) durch Nähen entlang der Endkante des Reißverschlusstragbands (14) befestigt wird.
  9. Schieber gemäß einem der Ansprüche 1 bis 8, der dadurch gekennzeichnet ist, dass bei einer Betrachtung von oben eine vordere Endkante (21) in der Eingriffsrichtung des Kuppelglieds (13) an dem Paar von oberen Schieberplatten (3b, 4b) sich dicht zu einer vorderen Endkante (2a) der unteren Schieberplatte (2) erstreckt, und
    ein gebogener Abschnitt (21a) durch Abschrägen an gegenüber liegenden Innenecken der vorderen Endkante der oberen Schieberplatten (3b, 4b) ausgeformt wird.
  10. Schieber gemäß Anspruch 9, der dadurch gekennzeichnet ist, dass die vordere Endkante (20) an dem Paar von Seitenwänden (3a, 4a) dichter an einer hinteren Öffnung (17) angeordnet ist als das vorderen Ende (22) an dem zweiten Kuppelgliedführungsabschnitt (8).
EP10852145.1A 2010-05-26 2010-05-26 Gleiter für verborgenen reissverschluss Active EP2578106B1 (de)

Applications Claiming Priority (1)

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PCT/JP2010/058917 WO2011148475A1 (ja) 2010-05-26 2010-05-26 隠しスライドファスナー用スライダー

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KR (1) KR101408448B1 (de)
CN (1) CN102917613B (de)
ES (1) ES2636770T3 (de)
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WO2015068243A1 (ja) * 2013-11-07 2015-05-14 Ykk株式会社 スライドファスナー、金型装置、及びファスナースライダーの製造方法
AU2018246334B2 (en) 2017-03-31 2023-10-19 Etex Building Performance Gmbh Fire-protection collar
CN107183844B (zh) * 2017-06-30 2020-11-13 福建浔兴拉链科技股份有限公司 一种拉链拉头及拉链
WO2020024777A1 (zh) * 2018-08-01 2020-02-06 浙江伟星实业发展股份有限公司 防撞拉头和防撞拉链

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JPS58195509U (ja) * 1982-06-21 1983-12-26 ワイケイケイ株式会社 スライドフアスナ−用スライダ−
JP3379004B2 (ja) * 1995-07-31 2003-02-17 ワイケイケイ株式会社 停止装置付スライドファスナー用スライダー
JP3580337B2 (ja) * 1997-02-28 2004-10-20 Ｙｋｋ株式会社 隠しスライドファスナー用スライダー
CN2536078Y (zh) * 2001-06-05 2003-02-19 中传企业股份有限公司 一种隐形拉链的拉头结构
JP3952462B2 (ja) * 2002-12-20 2007-08-01 Ｙｋｋ株式会社 隠しスライドファスナー
US7000293B2 (en) * 2004-07-02 2006-02-21 Yu-Pau Lin Concealable zipper slider structure
JP2007054176A (ja) * 2005-08-23 2007-03-08 Ykk Corp 隠しスライドファスナー用スライダー
JP4646783B2 (ja) 2005-11-16 2011-03-09 Ｙｋｋ株式会社 隠しスライドファスナー用スライダー
JP4726734B2 (ja) * 2006-08-09 2011-07-20 Ｙｋｋ株式会社 スライドファスナー用スライダー

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TW201143664A (en) 2011-12-16
KR20130003028A (ko) 2013-01-08
JPWO2011148475A1 (ja) 2013-07-25
EP2578106A4 (de) 2016-04-06
TWI396514B (zh) 2013-05-21
KR101408448B1 (ko) 2014-06-17
CN102917613A (zh) 2013-02-06
WO2011148475A1 (ja) 2011-12-01
EP2578106A1 (de) 2013-04-10
CN102917613B (zh) 2016-01-20
JP5501454B2 (ja) 2014-05-21
ES2636770T3 (es) 2017-10-09
US20130061435A1 (en) 2013-03-14

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