KR101739565B1 - Concealed slide fastener stringer - Google Patents

Concealed slide fastener stringer Download PDF

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Publication number
KR101739565B1
KR101739565B1 KR1020150080726A KR20150080726A KR101739565B1 KR 101739565 B1 KR101739565 B1 KR 101739565B1 KR 1020150080726 A KR1020150080726 A KR 1020150080726A KR 20150080726 A KR20150080726 A KR 20150080726A KR 101739565 B1 KR101739565 B1 KR 101739565B1
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KR
South Korea
Prior art keywords
fastener
tape
sewing
lower leg
engaging head
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Application number
KR1020150080726A
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Korean (ko)
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KR20160144215A (en
Inventor
권영삼
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(주) 한양지퍼
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Priority to KR1020150080726A priority Critical patent/KR101739565B1/en
Publication of KR20160144215A publication Critical patent/KR20160144215A/en
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Publication of KR101739565B1 publication Critical patent/KR101739565B1/en

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    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00—Slide fasteners
    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00—Slide fasteners
    • A44B19/24—Details

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  • Slide Fasteners (AREA)

Abstract

The present invention relates to a concealed type slide fastener stringer in which a needle thread contacted with a bent portion of a fastener tape is supported inward toward a center side by a looper thread extending over a step of a fastener element, The present invention relates to a fastener stringer for a concealed type slide fastener having an excellent concealment capable of concealing left and right fastener elements engaged on the exposed fastener tape side when an external force is applied in the width direction.

Description

Concealed slide fastener stringer < RTI ID = 0.0 >

The present invention relates to a concealed type slide fastener stringer, and more particularly, to a concealed type slide fastener stringer in which, when an external force is applied in the width direction of the fastener stringer, left and right fastener elements engaged on the fastener tape side exposed, The present invention relates to a fastener stringer for a concealed type slide fastener excellent in concealability that can be concealed so that it can be concealed.

Generally, the slide fastener is a so-called concealed type slide fastener in which the left and right element rows of engagements are arranged and exposed on the tape surface side of the fastener tape and exposed so that the left and right element rows can be concealed from the outside Two types of representative types are largely distinguished.

The concealed type slide fastener is widely used in products such as various clothes and shoes, taking advantage of not hindering the design of the product due to its concealing ability. Recently, it has been used for seat covers for seat sheets for automobiles and trains have.

Such a concealed type slide fastener is conventionally known in which, in a weaving process, the fastener elements are incorporated together in the structure of the fastener tape to form fastener tapes and fastener tapes, as disclosed in Korean Patent Registration Nos. 0214182, 0214183 and 0909556, Has been manufactured in a straight-through type in which the element rows are integrated.

However, it is very cumbersome and difficult to integrate the fastener element with the fastener tape in the weaving process.

In order to solve such a problem, Korean Patent Registration No. 10-1274938 discloses a fastener tape for a fastener tape, in which a fastener element is not woven together at the time of weaving a fastener tape, and the fastener tape has a bag stitch formed by a continuous bag- Wherein the bag body includes a needle thread penetration area through which the needle thread on the bending side of the tape in the sewing thread passes, and the film body enclosed in the bag thread part is in a state in which one end edge of the film body is disposed closer to the tape bending part And is sewed together with the fastener elements by needle threading. [0011] In the fastener stringer for concealed type slide fastener of the present invention,

Although the above invention can exhibit excellent hiding performance, there is a problem that it must be newly designed from the weaving of the fastener tape for manufacturing.

The present invention has been made in order to solve the problems in the conventional hidden type slide fastener stringer described above. More specifically, the present invention relates to a slide fastener such as a sewing method between a fastener tape and a fastener element, To provide a concealed type slide fastener stringer having excellent durability and hiding performance at the same time.

According to an aspect of the present invention,

A pair of right and left fastener tapes, and a continuous coil-shaped fastener element which is respectively sealed to the right and left fastener tapes by a sewing thread,

The right and left fastener tapes comprise a tape main body portion, a tape bending portion extending in a tape width direction from a side edge of the tape main body portion and bent in a U-shape, and a tape bending portion extending from the tape bending portion, Respectively,

Wherein the fastener element has a connecting portion for connecting an engaging head portion and upper and lower leg portions extending from the engaging head portion and between adjacent fastener elements, the fastener stringer comprising:

A step is formed in the lower leg portion of the fastener element and a lower end layer having a relatively lower height than the upper end layer is formed at the engaging head portion at the edge of the step,

The fastener elements are respectively sealed to the left and right fastener tapes by sewing rows of two or more double-

Among the sewing rows, the sewing line located closest to the side of the engaging head is a two-needle double-barreled type with two needles,

Wherein the loop of the sewing thread of the sewing thread is located on the upper layer of the lower leg portion, Is formed so as to extend over the step formed on the lower leg portion so that the needle thread which is in contact with the bent portion of the fastener tape is supported inwardly toward the center by the rupture yarn across the step of the fastener element.

Preferably, the anti-jamming tape having at least three protrusions and depressions formed between the protrusions is provided so as to be in contact with the lower leg portion, and is sewn so that the respective sewing rows are positioned on the depressed portions of the anti-

Wherein one protrusion of the anti-slip tape is positioned so as to be in contact with a boundary of the step on a lower layer of a step formed on the fastener element, and a portion of the looper ring of the double- And is positioned so as to abut the projecting portion on the outside of the anti-skid tape.

More preferably, the core tape inserted between the upper and lower leg portions of the fastener element is inserted so that one end thereof is in contact with the connecting portion of the fastener element and the other end thereof is spaced apart from the engaging head portion. And the needle thread contacting with the bent portion of the fastener tape is sewed so as to be in contact with the other end of the core tape at the side of the engaging head.

In the concealed type slide fastener stringer according to the present invention, since the sewing thread is supported inward by the step formed on the lower leg portion of the fastener element even if the pulling force acts in the width direction of the fastener tape, the fastener tape is not opened, Can be exercised.

Particularly, the concealed type slide fastener stringer according to the present invention does not require special design for weaving the fastener tape, so that it can be manufactured by using the existing fastener tape, and the manufacturing cost is reduced and the advantage of being able to be manufactured in a short time have.

1 is a perspective view showing an automobile seat in which a concealed type slide fastener stringer according to the present invention is used;
FIG. 2 is a perspective view showing the entire structure of a slide fastener stringer according to the present invention; FIG.
3 is a plan view showing the structure of one of the slide fastener stringers according to the present invention;
FIG. 4 is a sectional view showing an overall configuration of a slide fastener stringer according to the present invention; FIG.
5A and 5B are cross-sectional views respectively showing a state in which the slide fastener stringer according to the present invention is seated on a seat cover of an automotive seat and a state in which a lateral external force is applied.

Hereinafter, embodiments of the present invention will be described in more detail with reference to the accompanying drawings.

FIG. 1 is a perspective view showing an automotive seat in which a concealed type slide fastener stringer according to the present invention is used, FIG. 2 is a perspective view showing the overall configuration of a slide fastener stringer according to the present invention, and FIG. Fig. 4 is a cross-sectional view showing the overall configuration of a slide fastener stringer according to the present invention. Fig.

5A and 5B are cross-sectional views showing a state in which the slide fastener stringer according to the present invention is seated on a seat cover of an automobile seat and a state in which a lateral external force is applied.

The concealed type slide fastener stringer 1 according to the present invention can constitute the concealing type slide fastener 2 by providing the slider 3 slidably along the fastener element 20. [ The concealed type slide fastener 2 constructed using the fastener stringer 1 according to the present invention is mounted on the back side of the seat cover 6 of the automobile seat 5 as shown in Fig. Is used.

5A, the concealed type slide fastener 2 has a structure in which the tape main body portion 11 of the fastener tape 10 of the fastener stringer 1 is inserted into the cover member 6a of the seat cover 6, And is sealed in the sealing chamber 7 on the seat cover 6. [ The concealed type slide fastener 2 is disposed between the cushioning material 5a of the automotive seat 5 and the cover member 6a.

As shown in Figs. 2 to 4, the fastener stringer 1 according to the present invention applied to such an automobile seat cover or the like has a pair of left and right woven fastener tapes 10 and right and left fastener tapes 10, And a coil-shaped fastener element 20 which is sealed.

The left and right fastener tapes 10 are provided with a tape main body 11 to be sealed to the cover member 6a of the seat cover 6 and a tape member 11 extending in the tape width direction from the one side edge of the tape main body portion and bent in a U- A bent portion 12 and a plate-shaped element mounting portion 13 extending from the tape bending portion 12, respectively.

Each of the right and left fastener elements 20 has a continuous coil shape and each fastener element 20 has an engaging head portion 21 and an upper portion extending from the engaging head portion 21 And lower leg portions 22 and 23, and a connecting portion 24 connecting between the adjacent fastener elements.

In the present invention, the lower leg portion 23 of the fastener element 20 is formed with a step 23a at a position offset from the side of the engaging head portion 21, and the step 23a is engaged with a boundary A lower end layer 23b having a relatively low height is formed at the head part and a top end layer 23c having a high height is formed at the other part.

A core tape (25) is inserted between the upper and lower legs (22, 23). The core tape 25 is inserted such that one end 25a of the core tape 25 is in contact with the connecting portion 24 of the fastener element 20 and the other end 25b of the core tape 25 is spaced apart from the engaging head 21 by a predetermined distance.

The fastener element 20 is sewn to the element attaching portion 13 of the fastener tape 10 by the sewing yarn 30. Each fastener element 20 is sewn by two or more double chain stitch sewing And is sealed to the right and left fastener tapes 10 by the rows 30A and 30B.

The double chain stich is a sewing method in which looper yarns 32A and 32B interlocking with the needles 31A-a, 31A-b, and 31B form a double loop and are firmly sewn.

According to the present embodiment, the anti-jam tape 40 is provided so as to contact the lower leg portion 23, so that the sewing lines 30A and 30B are formed. The anti-jamming tape 40 is formed by weaving a fiber yarn and has three protruding portions 41A, 41B and 41C and two depressed portions 42A and 42B formed between the protruding portions, One protrusion 41A among the protrusions of the tape 40 is positioned so as to abut the step 23a on the lower layer 23b of the lower leg 23 formed on the fastener element 20, Is positioned in the upper layer (23c) of the step (23a) of the element (20).

Then, sewing is performed so that the sewing lines 30A and 30B are positioned on the depressed portions 42A and 42B of the anti-jamming tape 40. [

At this time, the sewing yarn 30 is wound around the needle thread 31, 31A-a, 31A-b and 31B passing through the element attaching portion 13 of the fastener tape 10 and the needle thread 31 and the fastener element 20, 32A, 32B running on the lower leg side portion 23 of the fastener element 20 while interlaced between the upper and lower leg portions 20,

The sewing line 30A located at the side of the engaging head portion 21 among the sewing lines 30A and 30B is a two-stranded needle thread 31A-a and 31A-b supplied by two needles (not shown) (31A-a) of the sewing thread forming the sewing line (30A) of the double-needle double-bar type is connected to the bending portion (31A-a) of the fastener tape And the loop 33 formed by the looper thread 32A in the sewing line 30A is formed so as to extend over the step 23a of the lower leg portion 23, Is located in the top layer 23c of the step 23a and the other part 33b of the loop is located in the recessed bottom of the step 23a. A needle thread 31A-a in contact with the bent portion 12 of the fastener tape is engaged with the engaging head portion 32A by the rupee thread 32A straddling the step 23a of the lower leg portion 23 of the fastener element 20 21).

In this embodiment, however, since the lower leg portion 23 is sewed with the anti-jam tape 40 attached thereto, the rupture yarn 33 of the double-handed double-loop bar sewing row 30A can be stitched The protruding portion 40A of the anti-jam tape 40 contacts the outside of the anti-jam tape 40 over the protrusion 41A of the tape.

The needle thread 31A-a in contact with the bent portion 12 of the fastener tape of the needle thread forming the double-needle double-row bar sewing row 30A is inserted between the core tape 25 and the bent portion 12 (25b) of the core tape (25) while passing through the formed space.

With this configuration, the sewing lines 30A and 30B come into contact with the core tape 25, the fastener elements 20, and the anti-jam tape 40 to be integrated as a whole. Therefore, The rows 30A and 30B are supported inward by the step 23a formed in the lower leg portion 23 by the projecting portion 41A of the anti- One of the sewing threads 31A-a of the sewing thread 30 forming the sewing lines 30A and 30B is formed by the step 23a and the looper thread 32A supported on the other end 25B of the core tape 25. [ 5B, even if a force in the direction of the arrow is applied in the direction of the arrow as shown in Fig. 5B, the folded portion 12 of the fastener tape 10 is pressed against the folded portion 12 of the fastener tape 10 Is supported inward by the inwardly supported sewing line 30A or the like so that the fastener element 20 in the engaged state is prevented from being seen to the outside as much as possible,

The process of manufacturing the fastener stringer 1 according to the present invention as described above will be described below. In sealing the coil-like fastener element 20 to the element mounting portion 13 of the fastener tape 10, The fastener element 20 is inserted between the upper and lower leg portions 22 and 23 of the fastener element 20 in a state in which the core tape 25 is in tight contact with the connecting portion 24, The sewing thread 30 is used to seal the fastener tape 10 of Fig.

At this time, the fastener element 20 has the engaging head portion 21 directed toward the tape folded portion 12 side of the fastener tape 10, and the upper leg portion 22 contacts the fastener tape 10 In one state, it is sealed by a double round bar of a sewing yarn 30 having a needle thread and a looper thread.

The fastener tape 10 with the fastener elements 20 seamed thereon is bent in a U shape at the tape folding section 12 so that the engaging head section 21 of the fastener element is projected outward from the tape folding section 12 . After the fastener tape 10 is bent as described above, the right and left fastener elements 20 are engaged.

The concealed type slide fastener 2 is constituted by using the fastener stringer 1 according to the present invention thus formed and the concealed type slide fastener 2 is inserted into the automotive seat cover 6 as shown in Fig. It is possible to effectively prevent the right and left fastener elements 20 in the engaged state from being seen from the outer side of the cover.

1: Slide fastener stringer
10: Fastener tape
20: fastener element
25: Core tape
30: Sewing thread
31A-a, 31A-b, 31B:
32A, 32B:
30A, 30B: sewing heat
40: Non-slip tape
41A, 41B, 41C:

Claims (3)

A pair of right and left fastener tapes, and a continuous coil-shaped fastener element which is respectively sealed to the right and left fastener tapes by a sewing thread,
The right and left fastener tapes comprise a tape main body portion, a tape bending portion extending in a tape width direction from a side edge of the tape main body portion and bent in a U-shape, and a tape bending portion extending from the tape bending portion, Respectively,
Wherein the fastener element has a connecting portion for connecting an engaging head portion and upper and lower leg portions extending from the engaging head portion and between adjacent fastener elements, the fastener stringer comprising:
A step is formed in the lower leg portion of the fastener element and a lower end layer having a relatively lower height than the upper end layer is formed at the engaging head portion at the edge of the step,
The fastener elements are respectively sealed to the left and right fastener tapes by sewing rows of two or more double-
Among the sewing rows, the sewing line located closest to the side of the engaging head is a two-needle double-barreled type with two needles,
Wherein the loop of the sewing thread of the sewing thread is located on the upper layer of the lower leg portion, Is formed so as to extend over the step formed on the lower leg portion so that the needle thread which is in contact with the bent portion of the fastener tape is supported inwardly toward the center by the looper threading over the edge of the fastener element,
Wherein the lower leg portion is provided so as to be in contact with at least three protrusions and a protrusion prevention tape provided with a depression formed between the protrusions and sewed so that the respective sewing rows are located at depressed portions of the anti-
Wherein one protrusion of the anti-slip tape is positioned so as to be in contact with a boundary of the step on a lower layer of a step formed on the fastener element, and a portion of the looper ring of the double- Is positioned so as to abut the projecting portion on the outside of the anti-skid tape,
A core tape is inserted between the upper and lower leg portions of the fastener element such that one end of the core tape is in contact with the connecting portion of the fastener element and the other end of the core tape is spaced apart from the engaging head portion; And the contact thread is sewn to contact with the other end of the core tape at the side of the engaging head.
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KR1020150080726A 2015-06-08 2015-06-08 Concealed slide fastener stringer KR101739565B1 (en)

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Application Number Priority Date Filing Date Title
KR1020150080726A KR101739565B1 (en) 2015-06-08 2015-06-08 Concealed slide fastener stringer

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KR20160144215A KR20160144215A (en) 2016-12-16
KR101739565B1 true KR101739565B1 (en) 2017-05-25

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010032331A1 (en) * 2008-09-22 2010-03-25 Ykk株式会社 Concealed slide fastener
US20120246889A1 (en) 2009-12-25 2012-10-04 Ykk Corporation Method of Sewing Fastener Stringer, Method of Manufacturing Product to Which Fastener is Attached, Product to Which Fastener is Attached, and Sewing Machine Foot

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010032331A1 (en) * 2008-09-22 2010-03-25 Ykk株式会社 Concealed slide fastener
US20120246889A1 (en) 2009-12-25 2012-10-04 Ykk Corporation Method of Sewing Fastener Stringer, Method of Manufacturing Product to Which Fastener is Attached, Product to Which Fastener is Attached, and Sewing Machine Foot

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