JP2000342393A - Cover material supporting structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cover material supporting structure for preventing the end knot of a thread for sewing the cover material from being exposed and for reducing creases to be formed at a projecting part as much as possible. SOLUTION: The front side of a general part 21a of the cover material 21, which has the general part 21a and a projecting part 22 projecting in the shape of a tongue from the general part 21a, and the front side of another cover material 23 are sewn together with a thread 24. And the thread 24 and a thread 24 with which the projecting part 22 turned back along the folding part 22c is sewn are the same one thread, and the end knot 24a of the sewing thread 24 is covered by a member 9a separate from the cover material 21.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a skin support structure for covering components such as a seat.

[0002]

2. Description of the Related Art As shown in FIGS. 7 to 9, a conventional seat 1 comprises a seat cushion 2 and a seat back 3, each of which has a frame (not shown) and a cushioning property for covering the frame. Pads 5 (for the seat cushion 2) and 8 (for the seat back 3) formed of polyurethane foam or the like, and skins 4 (for the seat cushion 2) such as cloth covering the pads 5 and 8, 6,
7, 11 (for the seat back 3) (see Japanese Utility Model Laid-Open No. 6-38794 as a similar technique).

[0003] Of the skins 4, 6, 7 and 11, for example, the side skin 6, the back skin 7 and the front skin 11 provided on the seat back 3 are visible from an occupant or the like when they are put on the pad 8. The easy parts, for example, both shoulders 3a and 3b are formed in a bag shape, and the boundary between the side skin 6 and the back skin 7 is separated to the left and right so that the pad 8 can be easily covered.

[0004] Tapes 9a and 9b of a slide fastener 9 are fixed by sewing along the edges of the side skin 6 and the back skin 7 at the separated boundary between the side skin 6 and the back skin 7. Elements 19, 19 are fixedly provided at the edges of the tapes 9a, 9b on the remote side. Since the sliders 20 are previously meshed with the upper ends of the elements 19, 19, when the sliders 20 are pressed down after covering the pads 8, the elements 19, 19 mesh with each other, and the separated side skin 6 and back skin 7 come into contact with each other. Become one.

Reference numeral 10 denotes a reclining device,
As shown in FIG. 8, a cutout portion 13 is formed in the side skin 6 at a mounting location of the reclining device 10. In other words, the general portion 6a of the side skin 6 and the protruding portion 14 protruding in a tongue shape from the general portion 6a are formed of the same skin material, and are formed along the edge of the notch 13. Thus, a stitch 15 is formed. Symbol 15
Reference numerals a and 15b denote thread stopper balls (also referred to as thread cutting portions, hereinafter the same) which hold the thread sewn on the stitch 15 so as not to come off.

Reference numeral 16 denotes a folded portion 14 of the projection 14.
The thread 14 is a thread obtained by sewing the end portion 14b which has been mountain-folded at a and turned upward and the protruding portion 14, and reference numeral 16a is a thread stopper ball thereof.

The front skin 11 is continuously arranged on the side skin 6 via a bead 12 and is connected to the side skin 6 and a side skin opposite to the left and right (a part not visible in FIG. 7).

[0008]

However, the thread stop ball 16a of the thread 16 and the thread stop ball 15a, 15b of the stitch 15 constituting the projection 14 are both exposed outside the side skin 6. Improvement is required in appearance.

At the corner 21 between the general portion 6a of the side skin 6 and the projection 14, the general portion 6a of the side skin 6 and the projection 14 are slightly pulled by the sewing thread of the stitch 15 (corner). Since the side closer to the part 21 has a narrower interval and the side farther from the corner 21 has a wider interval), there is a possibility that radial wrinkles 17 may be generated at the corner 18, and improvement is required.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has a skin supporting structure for preventing a thread stopper ball for sewing the skin from being exposed and for minimizing wrinkles in a projection. The purpose is to provide.

[0011]

Means for Solving the Problems In order to achieve the above object, the invention according to claim 1 is directed to an epidermis having a general portion of the epidermis and a projection protruding from the general portion in a tongue shape. A thread to be sewn by sewing the surface side of the general portion and the surface side of the other skin together, and a thread to lap and sew the protrusions at the folds by sewing one thread. The thread stopper of the sewing thread is covered with a member different from the skin.

According to the first aspect of the present invention, since the seams are sewn together at the mating portion and covered with the side skin, the sewn thread is not exposed, and the thread stopper of the thread is similarly formed. It is not visible because it is covered with, and the appearance can be improved. Further, the thread is exposed at the portion where the overlap sewing is performed, but since the thread stopper is covered with a separate member, it is not exposed, and the appearance can be improved.

According to a second aspect of the present invention, there is provided the skin support structure according to the first aspect, wherein the another member is made of a cloth tape of a slide fastener.

According to the second aspect of the present invention, the thread stop ball of the overlapped stitch is covered with the cloth-like tape of the slide fastener, so that no special member for covering is required, so that the cost is low. become.

[0015] The invention of claim 3 is claim 1 or claim 2.
Wherein the skin is used for a portion constituting a seat cushion and / or a seat back of a seat.

According to the third aspect of the present invention, since the skin constitutes a seat cushion and / or a seat back of the seat, a high quality seat can be provided.

[0017]

Embodiments of the present invention will be described below with reference to the drawings.

1 to 6 show an embodiment of the present invention. FIG. 1 is a perspective view of a seat from an oblique rear portion, and FIG.
2 is an enlarged perspective view of the side skin from the front side, FIGS. 3 to 5 are cross-sectional views taken along lines SA-SA, SB-SB and SC-SC in FIG. 2, and FIG. FIG. 4 is an exploded perspective view before supporting the fastener 9.

Reference numeral 21 denotes a side skin of the present invention,
It is a component of the seat 29. As shown in FIG. 1, the seat 29 includes a seat cushion 2 and a seat back 3, and respective constituent members are formed by a frame (not shown) and a polyurethane foam having a cushioning property to cover the frame. 5, 8 and a skin 4, 7, 11, 21 such as a cloth covering the pads 5, 8.

Of the skins 4, 7, 11, and 21, for example, the skins 7, 11, and 21 provided on the seat back 3 are designed so as to be easily seen by an occupant or the like when they are put on the pad 8, for example, both sides. The shoulders 3a, 3a are formed in a bag shape, and the boundary between the side skin 21 and the back skin 7 is separated to the left and right.

At the boundary between the side skin 21 and the back skin 7, tapes 9a and 9b of the slide fastener 9 are provided.
Are fixed along the edges of the side skin 6 and the back skin 7 by sewing. Elements 19, 19 are fixedly provided at the edges of the tapes 9a, 9b on the remote side. The sliders 20 are previously meshed with the upper ends of the elements 19, 19, and when the sliders 20 are pressed down after covering the pads 8, the elements 19, 19
Meshed and separated side skin 6 and back skin 7
And become one.

Reference numeral 10 denotes a reclining device,
The mounting location of the reclining device 10 is the position of the notch 13 formed in the side skin 21 as shown in FIG. In other words, the general skin 21a of the side skin 21 and the projection 22 protruding from the general skin 21a in a tongue shape are formed of the same skin material.

As shown in FIG. 3, a thread 24 for "joint sewing" is formed by sewing the surface side 21b of the general skin 21a of the side skin 21 and the surface 23a of the other skin 23 together. The protruding portion 22 is folded back at the folding portion 22c, and a thread 24 to be "stacked" is sewn from one (identical) thread 24. One thread stopping ball 24a of the sewing thread 24 is
The slide fastener 9 which is a member different from the skin 21a
It is not exposed because it is covered with the tape 9a. Also,
Since the other thread stopper ball 24b of the sewing thread 24 is in the joining portion 25, the surface side 21b of the general portion side skin 21a of the side skin 21 and the surface 23a side of the other skin 23 are in the joining section 25. The ball 24b is not exposed.

As shown in FIGS. 4 and 5, the protrusion 22 folds the front second and third folds 27 and 28 into the rear protrusion 22 and the first fold 26, respectively.
Next, the folded protruding portion 22, the first folded portion 26,
The two-layer structure of the second and third fold portions 27 and 28 is folded inward around the mountain fold portion (fold portion) 22c to form a four-layer structure, thereby improving the strength of the entire protrusion 22.

Therefore, according to the present embodiment, since such a configuration is employed, the stitches are sewn together at the joining portions 25 and are covered with the side skins 21.
Since the thread 24 for sewing is not exposed and the thread stopper ball 24b is similarly covered and invisible, the appearance can be improved.
Further, the thread 24 is exposed at the portion where the lap stitching is continuous with the protruding portion 22.
Because it is covered by, the appearance is improved without being exposed.

As described above, the thread stopping ball 24a of the thread 24 that has been sewn and stitched is covered with the cloth-like tape 9a of the slide fastener 9, so that no special member for covering is required, so that the cost is low. become.

Since the skins 4, 7, 11, 21 constitute the seat cushion 2 and / or the seat back 3 of the seat 1, a high quality seat 1 can be provided.

Although the above description has been made on the basis of the seat back 3 of the seat 1, the present invention is not limited to the seat back 3 but can be applied to the seat cushion 2 as well. They have the same effect. Also, the skin 21 has been described as being limited to the seat 1,
The present invention is not limited to a seat, but may be applied to any skin having a general portion and a protrusion.

[0029]

According to the first aspect of the present invention, the seam is sewn at the seam and is covered with the side skin, so that the sewn thread is not exposed, and the thread stopper of the thread is also the same. It is not visible because it is covered with, improving the appearance. Further, the thread is exposed at the portion where the overlap sewing is performed, but since the thread stopper is covered with a separate member, it is not exposed, and the appearance can be improved.

According to the second aspect of the present invention, since the thread stop ball of the overlapped stitch is covered with the cloth-like tape of the slide fastener, no special member for covering is required, so that it is inexpensive. become.

According to the third aspect of the present invention, since the skin constitutes a seat cushion and / or a seat back of the seat, a high quality seat can be provided.

[Brief description of the drawings]

FIG. 1 is a perspective view of a seat according to an embodiment of the present invention, as viewed from an obliquely rear portion.

FIG. 2 is an enlarged perspective view of the side skin shown in FIG.

FIG. 3 is a sectional view taken along the line SA-SA of FIG. 2;

FIG. 4 is a sectional view taken along the line SB-SB in FIG. 2;

FIG. 5 is a sectional view taken along the line SC-SC of FIG. 2;

FIG. 6 is an exploded perspective view before supporting a slide fastener on the side skin of FIG. 2;

FIG. 7 is a perspective view of a conventional seat from an oblique rear portion.

8 is an enlarged perspective view of the side skin shown in FIG.

FIG. 9 is a sectional view taken along the line SD-SD in FIG. 8;

[Explanation of symbols]

 1, 29 Seat 2 Seat cushion 3 Seat back 4, 6, 7, 11, 21, 23 Skin 9 Slide fastener 9a Tape (another member) 14, 22 Projection part 16, 24 Thread 21a General part 22c Folding part 25 Fitting part

Claims (3)

[Claims] 1. An epidermis having a general portion of the epidermis and a projection protruding in a tongue shape from the general portion, wherein the surface side of the general portion and the surface side of another epidermis are sewn together. A thread to be sewn together and a thread to fold and sew the protruding portion at the folding portion are sewn from one thread, and the thread stopping ball of the sewing thread is formed by a member different from the skin. An epidermis support structure, characterized by being covered with a cover. 2. The skin supporting structure according to claim 1, wherein said another member is made of cloth tape of a slide fastener. 3. The skin support structure according to claim 1, wherein the skin is used for a portion constituting a seat cushion and / or a seat back of a seat. Construction.