WO2004000061A1

WO2004000061A1 - Slide fastener

Info

Publication number: WO2004000061A1
Application number: PCT/JP2003/007850
Authority: WO
Inventors: Kiyomasa Segawa; Takayuki Hasegawa; Toshio Aoki
Original assignee: Ykk Corporation
Priority date: 2002-06-20
Filing date: 2003-06-20
Publication date: 2003-12-31
Also published as: EP1541052A1; JP2004016688A; TWI243033B; US20050235466A1; EP1541052A4; TW200400014A; CN1662161A; AU2003244316A1

Abstract

A slide fastener, wherein a fastener element (3) is fitted to one edge part (12) of a fastener tape (2), sewing thread (6) continued in the longitudinal direction of the fastener tape is sewed to the fastener tape (2) near an installation part (5) where the fastener element (3) is installed, and shield coating (7) by plating or fire-resistant additive is simply coated on the fastener tape (2), whereby an electromagnetic wave shield performance and a fire-resistant performance can be provided to the fastener tape (2).

Description

, 明細

Slide fastener Technical field

TECHNICAL FIELD The present invention relates to a slide fastener having electromagnetic wave shielding performance capable of shielding electromagnetic interference waves or flame retardancy that is difficult to ignite. Background art

In recent years, there has been a demand for a slide fastener having special performances such as electromagnetic shielding performance and flame retardancy performance, which can exhibit the special performance effectively and be provided at low cost without deteriorating the quality.

For example, as a conventional electromagnetic shield slide fastener, as shown in Fig. 8, a wire mesh 97 formed by weft knitting using a thin wire is formed in a bag shape as an electromagnetic wave shielding member 98, and one side edge is formed inside the mesh. An electromagnetic wave shield slide fastener 9 9 in which a core material having a core string 9 6 formed therein is inserted to form a fastener tape 95, and a metal fastener element 94 is fixed to the core string 9 6. It is known (see the microfilm of Japanese Utility Model Application No. 57-60773 (Japanese Utility Model Application No. 58-164,920)).

The electromagnetic shielding slide fastener shown in Fig. 8 described in the previous section has a special form of electromagnetic shielding member that constitutes the fastener tape, and special manufacturing equipment is required to provide electromagnetic shielding performance. It is difficult to provide an inexpensive electromagnetic shield slide fastener and a flexible electromagnetic shield slide fastener with high quality. Disclosure of the invention

The main object of the present invention is to provide a slide fastener having special performances such as an electromagnetic wave shielding performance and a flame retardant performance.In order to provide the fastener tape, a fastener tape as a constituent member thereof is specially manufactured for the slide fastener. Fasteners—Use tapes that do not require special organization without using tapes to reduce product costs and reduce the cost of well-formed, high-quality slide fasteners. It is to provide to.

Another object of the present invention is to solve the following problems.

Provided is a slide fastener in which a curved fastener tape can be easily manufactured with an extremely simple structure, and when the fastener tape is sewn to an adherend, sewing fastener wrinkles do not occur.

Provided is a slide fastener in which a fastener element can be attached in a stable manner with a simple configuration to a bent portion obtained by folding a fastener tape in half.

To provide a slide fastener which reinforces a folded part obtained by folding a fastener tape in half, and which is convenient for firmly attaching a fastener element.

Provided is a slide fastener which reinforces a bent portion obtained by folding a fastener tape into two and a portion near the bent portion, and which is particularly convenient for firmly attaching a single fastener element.

To provide a slide fastener that can easily supply products at low cost by specifying the form of the tape that can easily provide special performance to the fastener tape.

To provide a slide fastener that can easily combine special performance such as electromagnetic wave shielding performance or flame retardancy with a fastener tape. In order to achieve the above object, the present invention employs the following configuration. The slide fastener of the present invention includes a fastener element 3 attached to one side edge 12 of the fastener tape 2, and a length of the fastener tape 2 near the attachment part 5 where the fastener element 3 is attached. It features that the sewing thread 6 continuous in the direction is sewn.

The fastener tape 2 where the fastener element 3 is attached may be single or double.

In this configuration, a fastener element is attached to one side edge of the fastener tape, and a thread is sewn in the vicinity of the attachment portion of the fastener element, so that the fastener tape is tightened in its length direction. , One side The edge curves inward of the tape. As a result, there is an effect that a high-quality slide fastener in which a fastener-tape becomes wavy due to sewing shrinkage generated when the fastener stringer is attached to an adherend by sewing, that is, a high-quality slide fastener that does not cause sewing tolerance, can be provided at low cost. In the slide fastener of the present invention, a bent portion 4 is formed by folding one side edge portion 12 of the fastener tape 2 inward and polymerizing the same, and the fastener element 3 is attached to the bent portion 4 of the polymerized structure. Further, a sewing thread 6 continuous in the length direction of the fastener tape 2 is attached to the fastener tape 2 in the vicinity of the mounting portion 5 to which the fastener element 3 is attached.

In this configuration, one side of the fastener tape is folded inward to form a bent part, and the fastener element is attached to this bent part to reinforce the edge of the fastener tape and stabilize the fastener element There is an effect that it can be attached in a state where it is attached. In the slide fastener 1 of the present invention, cores 8 formed in various forms are inserted into bent portions 4 formed on one side edge 12 of the fastener tape 2 and reinforced, and the cores 8 are interposed. Attach the fastener element 3 to the bent part 4 and sew a sewing thread 6 continuous in the length direction of the fastener tape 2 to the fastener tape 2 near the mounting part 5 where the fastener element 3 is to be attached. It is characterized by having done.

As the core material 8, it is desirable to use the core material 8 having the core string 10 attached to one side edge of the support piece 11.

In these configurations, the core material is inserted into the bent portion of the fastener tape, or the core material is inserted into the bent portion and the vicinity of the bent portion, and the fastener element is mounted with the core material interposed. Thereby, there is an effect that the 緣 part of the fastener tape is reinforced, and the fastener element can be securely attached in a stable state. When this core material has a core string, the reinforcing effect can be further enhanced. In the slide fastener of the present invention, the fastener element 3 has a joint head 16 and a pair of legs 15 projecting from the joint head 16, and the leg 15 sandwiches the bent portion 4. It is desirable to wear and attach.

In this configuration, even if the fastener element is made of metal, the fastener element can be firmly attached to the fastener tape in a stable state. In the slide fastener of the present invention, the fastener tape 2 is a fiber fastener made of a fiber, and the entire tape 2 is a slide fastener formed of a uniform structure.

In this configuration, the fastener tape is made of fiber, and the entire tape is formed from a uniform structure, so that when a plating liquid or a coating agent is applied, the tape uniformly penetrates the entire tape. In other words, the electromagnetic wave shielding process and the coating process of the flame retardant on the fastener tape can be performed very easily. Preferably, the fastener tape is a woven tape having a plain weave structure woven with warps and wefts, and has an effect of being able to finish an inexpensive and high-quality product. In the slide fastener of the present invention, it is preferable that the surface of the fastener tape 2 is provided with a metal plating, which is a special performance mechanism, so as to have electromagnetic wave shielding performance.

In the slide fastener of the present invention, it is desirable that a flame retardant, which is a special performance mechanism, is further coated on the surface of the fastener tape 2 so as to have flame retardancy.

In these constructions, the surface of the fastener tape is coated with a flame or a flame retardant is coated on the surface, so that the surface of the fastener tape has an electromagnetic wave shielding performance due to the plating, and furthermore, the fastener tape is coated. Surface can be easily provided with flame retardant performance by coating with a flame retardant, and the effect of being able to finish a low-cost and high-quality product is obtained. The effects of the present invention are extremely remarkable. BRIEF DESCRIPTION OF THE FIGURES

FIG. 1 is a front view of a slide fastener according to one embodiment of the present invention. FIG. 2 is a cross-sectional view of a fastener stringer provided with a coiled linear fastener element in a slide fastener.

FIG. 3 is a cross-sectional view of the fastener stringer of the above embodiment showing another embodiment.

FIG. 4 is a cross-sectional view of the same fastener stringer showing another embodiment.

FIG. 5 is a cross-sectional view of a fastener stringer having a metal single-piece fastener element in a slide fastener.

FIG. 6 is a sectional view of a fastener stringer according to another embodiment of the present invention.

FIG. 7 is a front view of a curved fastener tape.

FIG. 8 is a perspective view of a known electromagnetic shield slide fastener. BEST MODE FOR CARRYING OUT THE INVENTION

Hereinafter, an embodiment of a slide fastener of the present invention will be specifically described with reference to the drawings. FIG. 1 shows a slide fastener according to the present invention.

The first feature of the slide fastener is that the basic function of the slide fastener is provided with a special performance mechanism. More specifically, the fastener stringer 1 is provided with a metal coating on the surface of the fastener tape 2 so as to provide the fastener tape 2 with electromagnetic shielding performance, thereby forming a shield film 7. is there. Furthermore, in order to provide the fastener tape 2 with flame retardancy, a flame retardant is coated and adhered to the surface of the shield film 7 formed on the surface of the fastener tape 2 to form the flame retardant film 7. is there. The second characteristic is that before the fastener tape 2 of the fastener stringer 1 attaches the fastener element 3, it does not matter whether or not the core material 8 is provided on the tapered portion 12 of the tape 2; By adhering the sewing thread 6 to the tape 2, the entire portion 12 of the tape 2 is curved inwardly as shown in FIG. 7, and when the fastener stringer 1 is attached to the adherend, the fastener tape 2 It was formed so that sewing wrinkles would not appear on the surface. In the drawing, reference numeral 20 denotes a slider, reference numeral 21 denotes an opening bracket, and reference numeral 22 denotes an upper stopper.

As shown in FIG. 2, the fastener tape 2 in the fastener stringer 11 is formed from a single tape. The fastener tape 2 is made of polyester fiber or polyamide fiber for the warp and weft, and woven in a plain weave structure with the warp and the weft to produce a base material of the fastener tape 2. A shield coating 7 is formed by applying a fusion plating (for example, dipping a fastener tape 2 in a molten copper-nickel solution and performing plating on both surfaces of the tape) on both front and back surfaces of the base material. is there.

Here, the reason why the plain weave structure is adopted in the fastener tape 2 to be used is that the structure is uniform throughout, the plating liquid and the flame retardant easily penetrate uniformly throughout the tape, and the tape can be finished at low cost. However, the uniform structure of the entire tape may be not only a plain weave structure but also another weave structure, and may be a warp knit tape or a nonwoven fabric in which fibers are interlaced. In any case, it is preferable that the fastener tape 2 be coated in a straight form with a plating or flame retardant on the surface.

If the tape is curved, it is difficult to arrange and immerse a large number of them in the bathtub of the plating, and it is extremely difficult to continuously transport the tape to the coating equipment for processing. It is better to process it immediately.

The fastener tape 2 having the shield film 7 formed on both sides is sewn with a thread 6 continuous in the length direction of the fastener tape 2 near one side edge 12, that is, near the mounting portion 5 where the fastener element 3 is attached. To wear As a result, the fastener tape 2 is tightened in its longitudinal direction, and the taper 12 of the fastener-tape 2 is formed to be curved inward in the longitudinal direction.本 The sewing mode of the thread 6 is preferably a final stitch type, and the thread 6 can be simplified, the thread can be saved, and the fastener tape 2 can be manufactured at low cost.

As shown in FIG. 2, the bent and fixed fastener tape 2 has a coiled linear fastener element 14 with a core cord 10 passed through the inside of the element at one side 12 of the fastener tape 2. Attach 1 5 to fastener tape 2 with double chain stitching thread 1 8. Therefore, the sewing thread 6 of the lock stitch is arranged near the connecting portion 17 in the coiled linear fastener element 14. In order to attach the fastener element 3 to the curved fastener tape 2, the fastener element 3 is attached after holding the curved fastener tape 2 in a straight state, so that there is no problem. When sewing the completed curved fastener stringer-1 to an adherend, the surface of the fastener tape 2 becomes wavy even if the other side 緣 of the fastener tape 2 is tightened in the longitudinal direction by sewing. Phenomenon There is an advantage that so-called sewing wrinkles do not occur. In the present embodiment, after forming the shield coating 7 by plating on the surface of the fastener tape 2, in order to further impart flame retardancy to the fastener tape 2, a flame retardant material such as an inorganic salt, a halogen compound or a phosphate ester is used. This additive is coated on the surface of the shield coating 7 of the fastener tape 2 to have both flame retardancy and finish as a fastener stringer 1 having electromagnetic wave shielding and flame retardancy.

It is not always necessary to provide the flame retardant performance, or a film 7 of a flame retardant may be formed instead of the plating. The linear fastener element 14 attached to the fastener tape 2 is not limited to the coil shape, but may be a zigzag linear fastener element 14. In the figure, reference numeral 16 denotes a joint head.

According to this embodiment, the following effects can be obtained.

Attach the fastener element 3 to the 緣 side of the fastener tape 2 and sew the sewing thread 6 near the attachment part of the fastener element 3. Thus, the 緣 portion can be curved inward.

A coating is formed on the surface of the fastener tape 2 to form a coating, and a flame retardant is coated on the surface to form a coating 7, so that the electromagnetic wave shielding performance and the coating of the flame retardant by the coating are provided. It has the effect of easily providing flame-retardant performance and making it a cheap and high-quality product.

At this time, since the fastener tape 2 is made of fiber and the plating liquid and the flame retardant uniformly penetrate the entire tape, the electromagnetic tape shielding processing by the plating and the coating processing of the flame retardant are extremely applied to the fastener tape 2. It is easy to carry out, and has the effect of producing a cheap and high-quality product.

As described above, according to the present embodiment, the slide fastener having the electromagnetic wave shielding performance and the flame retardant performance by the coating film 7 can be easily manufactured, the product cost can be reduced, and the fastener stringer 1 is attached to the adherend. Even when the fastener is attached to a vehicle, the curved fastener-tape 2 has an effect that a high-quality slide fastener that does not cause a waving phenomenon, that is, no mercy can be provided at a low cost. A fastener stringer 11 shown in FIG. 3 has a shield tape 7 formed on both front and back surfaces of a fastener tape 2 as in the embodiment of FIGS. 1 and 2 described above. The differences are as follows.

In the present embodiment, the edge 12 of the fastener tape 2 is folded inward to form a bent portion 4, and the side 緣 19 of the fastener tape 2 itself is sewn with the sewing thread 6 of the lockstitch, and the sewing thread 6 is pulled. The zipper tape 2 to reinforce the edge 12 at the same time. Then, the core string 10 is inserted through the surface of the bent portion 4 of the bent fastener tape 2 into the coiled linear fastener element 14 and attached with the double chain stitching thread 18 to attach the fastener stringer 1. Complete 1

According to this embodiment, there are the following effects in addition to the effects of the above-described embodiments of FIGS. One side edge of the fastener tape 2 is folded inward to form a bent portion 4, and the fastener element 3 is attached to the bent portion 4 to reinforce the 緣 portion of the fastener tape 2, and the fastener element 3 There is an effect that can be mounted in a stable state. The fastener stringer 1 shown in FIG. 4 has a bent portion 4 formed on the fastener tape 2 of the fastener stringer 11 similarly to the embodiment of FIG. 3 described above, and shield films 7 formed on both front and back surfaces of the fastener tape 2. It is a thing. The differences are as follows.

In the present embodiment, the fastener tape 2 is folded back, and a core material 8 formed of one flat reinforcing piece 9 is interposed between the fastener tapes 2 to be overlapped, and the bent portion 4 of the fastener tape 2 is interposed. Has been reinforced.

Here, the reinforcing piece 9 is a narrow tape continuous in the length direction of the fastener tape 2 and woven or knitted with a fiber such as polyester or polyamide.

In addition, the fastener tape 2 was sewn on the sides 19 and 19 with lockstitch sewing thread 6 to form a curved shape as a whole, and then the core string 10 was passed through the surface of the bent portion 4 The coiled linear fastener element 14 is attached by a double thread attachment thread 18.

According to the present embodiment, the following effects are obtained in addition to the effects of the embodiment of FIG. 3 described above.

By inserting the core material 8 into the bent part of the fastener tape 2 and attaching the fastener element 3 with the core material 9 interposed, the 緣 part of the fastener tape 2 was reinforced and the fastener element 3 was stabilized. It has the effect that it can be securely attached in the condition. The fastener stringer 1 shown in FIG. 5 is a fastener having electromagnetic wave shielding performance in which a shield film 7 or a flame-retardant coating film 7 is provided on both sides of the fastener tape 2 similarly to the embodiment of FIG. 3 described above. The tape 2 is folded in two to provide a bent portion 4. Strange Points are as follows.

In the present embodiment, an enormous edge 12 is formed by passing a core material 8 formed from a core string 10 in which a synthetic fiber such as polyester or polyamide is bundled into a bent portion 4. In the vicinity of the edge 12, sewing thread 6 of the main stitch is sewn to form a mounting portion 5. The mounting portion 5 has a combined head 16 and a pair of legs protruding from the combined head 16. A metal fastener element 13 composed of a part 15 is attached, and the entire fastener tape 2 is formed so as to be curved inward as shown in FIG.

In the curved fastener tape 2, the legs 15 of the metal fastener element 13 are sandwiched and fixed to the enormous edge 12 formed by the core material 8 from the front and back. At this time, the sewing thread 6 is formed near the mounting portion 5 of the metal fastener element 13 attached to the fastener tape 2. The fastener element 13 is not limited to being made of metal, but may be formed by injection molding the tape edge 12 using a synthetic resin material to form the fastener element 3 that sandwiches the bent portion 4. Reference numeral 16 in the figure indicates a joint head.

According to this embodiment as well, the same effects as those of the embodiment of FIG. The fastener stringer 1 shown in FIG. 6 is obtained by folding the fastener tape 2 having the shield coating 7 on both sides of the tape at the bent portion 4 of the fastener tape 2 of the fastener stringer 1 shown in FIG. 5 described above. The core material 8 is passed between the fastener tapes 2 in the polymerized state. The core 8 is formed by bending a single support piece 11 woven or knitted in the same manner as the reinforcing piece 9, and passing a core cord 10 such as a round cord through the bent portion to form the core 8. Then, the core material 8 is passed through the bent portion 4 of the fastener tape 2 and the vicinity thereof to reinforce the fastener tape 2, thereby forming an enormous edge 12 on one side edge of the fastener tape 2 and bending the tape. Attachment that attaches the side edge 19 A of the support piece 11 inserted into the part 4 with the sewing thread 6 together with the fastener tape 2 that is superimposed on the top and bottom, and the fastener element 13 can be attached. A part 5 is formed, and the fastener tape 2 is formed so as to be curved inward as a whole as shown in FIG.

The zipper tape 2 formed in a curved shape has the voluminous 緣 portion 12 of the metal fastener element 1 3 clamped to the legs 15 of the metal fastener element 13 from the front and back, and the sewing thread 6 arranged on the fastener tape 2 is the fastener. The fastener stringer 11 is formed in a shape existing near the leg 15 of the element 13.

Insert the core material 8 with the core cord 10 on the side edge of the support piece 1 1 into the bent part 4 of the fastener tape 2 and the vicinity thereof, and attach the fastener element 3 with the core material 8 interposed. By doing so, there is an effect that the edge of the fastener tape 2 is reinforced, and the fastener element 3, in particular, the single-piece fastener element 3 formed of metal or resin can be firmly attached in a stable state. Industrial applicability

INDUSTRIAL APPLICABILITY The present invention can be used as a slide fastener installed in the opening / closing portion of various articles such as storage devices such as bags and clothes, and particularly, an electromagnetic wave shielding performance capable of shielding an electromagnetic interference wave, and a Z or an inflammable difficulty. It can be used as a slide fastener with fuel performance.

Claims

The scope of the claims

1. Attach the fastener element (3) to one side edge (12) of the fastener tape (2), and sew a sewing thread (6) near the attachment part (5) of the fastener element (3). A slide fastener characterized by being worn.

2. The slide fastener according to claim 1, wherein one side edge (12) of the fastener tape (2) is folded inward to form a bent portion (4), and the bent portion (4) is formed. ) With a zipper element (3).

3. One side portion (12) of the fastener tape (2) is folded inward to form a bent portion (4), and a fastener element (3) is attached to the bent portion (4). A slide fastener characterized in that a sewing thread (6) is sewn in the vicinity of a mounting portion (5) of the element (3).

4. The slide fastener according to claim 2 or 3, wherein the core material (8) is inserted into the bent portion (4) of the fastener tape (2) and the core material (8) is interposed. A slide fastener, wherein the fastener element (3) is attached in a state.

5. Fold one side (12) of the fastener tape (2) inward to form a bent part (4), pass the core material (8) into the bent part (4), Attach the fastener element (3) to the bent portion (4) with the core material (8) interposed, and attach the sewing thread (6) near the mounting portion (5) of the fastener element (3). A slide fastener characterized by the following.

6. The slide fastener according to claim 4 or claim 5, wherein the core material (8) includes a core string (10) on one side edge of the support piece (11). Slide fastener.

7. The slide fastener according to any one of claims 2 to 6, wherein the fastener element (3) is attached so as to sandwich the bent portion (4). Defastener.

8. The slide fastener according to claim 7, wherein the fastener element (3) is made of metal, and has a combined head (16) and a combined head (16). ), And one leg (15) protruding from the bent portion (4). The slide fastener is characterized in that the leg (15) sandwiches the bent portion (4).

9. The slide fastener according to any one of claims 1 to 8, wherein the fastener tape (2) is made of fiber and is impregnated with a plating liquid or a flame retardant. .

10. The slide fastener according to claim 9, wherein the fastener tape (2) is made of a plain weave structure.

1 1. The slide fastener according to any one of claims 1 to 10, wherein the fastener tape (2) is provided with an electromagnetic wave shielding property by applying a surface to the fastener tape (2). Defastener.

1 2. The slide fastener according to any one of claims 1 to 11, wherein a flame retardant is coated on the surface of the fastener tape (2) with flame retardancy. Slide fastener.