JPH1133248A - Seat cover structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily execute the adjustment of a swelling part in a sewing corner part with excellent covering workability and to provide a high class feeling. SOLUTION: In a seat cover, front and rear center pieces 37a and 37b for covering a cushion pad 30 and left and right swelling part piece 38 are sewed so as to form a sewing part 39, and a rail cover part 40 is sewed in a seat surface cover part 36 where a hanging bag 15 through which a hanging wire 16a is pierced is sewed, and the rail cover part 40 is sewed (41) at the all peripheries of the seat surface cover part (36). In this case, an adjustment bag 42 through which a string material 43 is pierced is sewed (41) in the seat surface cover part and the lower surface side of an edge part 40a in the rail cover part 40 at the front side of the left and right swelling part pieces and the center pieces in the sewing part of the rail cover part so that a swelling part 45 is formed in a sewing corner part 44 of a main seat cover part and the rail cover part 40.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates generally to a vehicle seat cover, and more particularly to a structure of a sewing corner portion between a seat cover portion and a frame cover portion of a seat cover for covering a seat pad.

[0002]

2. Description of the Related Art Conventionally, a seat cushion 2 and a seat back 3 of a vehicle seat 1 of this kind are conventionally provided with a seat cover 10.
As shown in FIGS. 5 and 6, the decorative cushion 4 is formed in the seat cushion 2 and the seat back 3, so that the seat cushion 2 and the main seat 6 of the cushion pad 5 of the seat cushion 2 are left and right as shown in FIGS. Raised part 7
A recessed groove 8 is formed between the left and right recessed grooves, and a decorative groove 4a is formed in the center of the main seat 6 between the left and right recessed grooves 8.
A recess groove (not shown) is formed in the cushion pad 5 along the recess groove 8, and a wire 9 is insert-molded in the cushion pad 5.

[0003] The cushion pad 5 thus formed
The seat cover 10 for covering the seat
1 and a frame cover portion 17, and the seat cover 10
As shown in FIG. 6, in order to give the seat cover 11 a sense of quality, a projecting portion 22 projecting by a predetermined amount t at a sewing corner 21 between the seat cover 11 and the frame cover 17 is formed. The seat cover 11 of the seat cover 10 is formed by cutting the central pieces 12a and 12b and the right and left raised pieces 13 into a predetermined shape.
A sewing portion 14 is formed by sewing at the ends of a, 12b, and 13, and a hanging bag 15 is integrally sewn to the sewing portion 14,
A hanging wire 16a is inserted through the hanging bag 15.
The frame cover 17 is sewn on the four circumferences of the seat cover 11 thus formed to form a sewn portion 19.

The frame cover 17 is formed, for example, in a band shape having a predetermined width so that the side surface of the seat pad 5 can be shielded, and the four circumferences of the seat cover 11 to be sewn to the frame cover 17 are extended by an amount t. In order to form the portion 22, the size is formed in consideration of the sewing allowance, and one edge portion 17 a of the frame cover portion 17 is sewn to the sewn folded portion 18 to form the sewn portion 19. On the lower surface side of the edge portion 17a of the frame cover portion 17 of the sewn portion 19, pull-in cloths 20a and 20b (hatched portions in FIG. 5) are integrally sewn.

[0005] The pull-in cloth 20a is a cushion pad 5
Is formed to have a width substantially covering the right and left raised portions 7, a hanging bag 20 c is formed in the longitudinal direction of the edge thereof, the hanging wire 16 b is inserted, and the pull-in cloth 20 b is a main seat portion of the cushion pad 5. 6 is formed to have a width substantially covering the front side, and a hanging bag is similarly formed at an end edge thereof, through which a hanging wire is inserted. Note that the width dimensions of the pull-in cloths 20a and 20b are formed to have predetermined dimensions forming the overhanging portion 22 of the sewing corner portion 21.

[0006] The seat cover 10 formed as described above has a hanging bag 15 and a pull-in cloth 20a,
The hanging wires 16a and 16b with the wire 20b are simultaneously hooked to the wire 9 formed by insert molding from the wire groove 8 by a hog ring or the like, and the other end 17b of the frame cover 17 is pulled toward the cushion frame (not shown). , A projecting portion 22 is formed at the sewing corner portion 21 between the main seat cover portion 11 and the frame cover portion 17.

[0007]

However, the covering of the conventional seat cover 10 is made up of the hanging bag 1 and the pull-in wire 9 which is insert-molded in the cushion pad 5.
5 and two pull-in cloths 20a and 20b are simultaneously hooked at the same position, so that workability is extremely poor.
The draw-in cloths 20a and 20b require half or more of the space of the main seat cover portion 11, so that there is a problem that the material cost is high. There is a problem that adjustment after covering cannot be performed because the width of the recess is set in advance.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional problems, and has a good covering workability.
It is another object of the present invention to provide a seat cover structure capable of easily adjusting a projecting portion of a sewing corner portion and giving a sense of quality.

[0009]

SUMMARY OF THE INVENTION In order to solve the above-mentioned technical problems, the present invention is directed to a first aspect of the present invention, in which a central piece before and after covering a cushion pad and left and right ridge pieces are sewn. A seat cover in which a hanging bag in which a hanging wire is inserted is sewn to the sewn portion, and a seat cover in which a frame cover is sewn around the periphery of the seat cover, the seat cover and the frame cover. Sewing adjustment bags with string members inserted on the lower surface side of the edge of the frame cover on the front side of the center piece and the left and right ridge pieces of the sewing part, and the main seat cover part and the frame cover part The overhang portion is formed at the sewing corner portion, and the invention according to claim 2 is characterized in that the adjustment bag is provided with lower left and right ridge portions and a lower surface of an edge portion of a frame cover portion on the front side of the center piece. It is a series along the side, and the string member inserted into this adjustment bag is a thin plate A seat cover structure is.

[0010]

According to the first aspect of the present invention, since the conventional draw-in cloth for forming the overhang portion is a bag-shaped adjustment bag, the amount of cloth used is reduced, and material costs can be reduced.
In addition, since the draw-in cloth is a bag-shaped adjustment bag, the conventional work of pulling and locking the draw-in cloth together with the hanging bag to the draw-in wire by hog ring or the like is abolished,
The work of pulling the hanging bag is facilitated, and the covering work can be improved. In addition, since the string member is inserted through the adjustment bag, the adjustment of the overhanging portion of the seat cover that protrudes in a substantially cushion-like shape can be easily adjusted even after covering, so that a high-class feeling can be exhibited. . According to the invention of claim 2, since the adjustment bag is located at a position close to the sewn portion between the seat cover and the frame cover, there is no foreign object feeling at the time of sitting, and the string member has a thin plate shape. Therefore, a highlight line or the like on the cover surface side can be prevented, and the design beauty can be ensured.

[0011]

FIG. 1 is a perspective view of a vehicle seat 25, FIG. 2 is a perspective view in which a seat cover 35A is inverted, and FIG.
1 is a sectional view taken along the line AA of FIG. 1, and FIG. 4 is a sectional view taken along the line BB of FIG. 1. The vehicle seat 25 includes a seat cushion 26 and a seat back 27 as in the prior art. The seat cushion 26 and the seat back 27 are covered with the seat covers 35A and 35B in a state of being covered with the decorative grooves 28 and 28a and the decorative grooves 29 and 29, respectively.
a is formed. The structure of the seat cover 35A of the seat cushion 26, which is covered in this manner, will be described below.

As shown in FIGS. 3 and 4, the cushion pad 30 of the seat cushion 26 has raised portions 32 on the left and right sides of a central main seat portion 31 as in the prior art. A recessed groove 33 for forming the decorative groove 28 is provided between the raised portions 32, and a predetermined position of the main seat portion 31 between the left and right recessed grooves 33 communicates with the recessed groove 33. Recessed groove 33 forming decorative groove 28a
a, the main seat portion 31 is partitioned into a front main seat 31a and a rear main seat 31b, and the recessed grooves 33, 3 are provided.
A draw-in wire 9 is insert-molded along 3a as in the conventional case. A seat cover 35A is covered by the seat cushion 26 thus formed.

The seat cover 35A comprises a seat cover 36 and a frame cover 40 in the same manner as in the prior art. The seat cover 36 has central pieces 37a, 37b and left and right ridge pieces 38 of a predetermined shape. The left and right ridge pieces 38 and the central piece 37a are formed on the peripheral edge side thereof with a projecting portion 45 of a predetermined amount t for giving a high-grade feeling to the seat cover 36 as in the conventional case. In order to perform this, it is cut into a size that allows for the folded seams 38a and 37c. The sewn bag 1 is attached to the central piece 37a, 37b and the sewn portion 39 of the raised piece 38 in the same manner as in the prior art.
5 are integrally sewn, and a hanging wire 16 is
a is inserted. A frame cover portion 40 is sewn around four sides of the seat cover portion 36 thus formed, and a sewn portion 41 is provided.
Is formed.

The frame cover 40 has a predetermined width and is formed in a band shape capable of shielding the side surface of the cushion pad 30 in the same manner as in the prior art. One edge 40a of the frame cover 40 has a raised piece 38 and a central piece. 37a folded back part 3
8a and 37c are sewn to form a sewn portion 41. On the lower surface side of the edge portion 40a of the frame cover portion 40 of the sewn portion 41, an adjustment bag 42 for adjusting the overhang amount t of the seat cover portion 36.
Are sewn integrally.

The adjustment bag 42 is made of the same kind of cotton as the hanging bag 15,
It is made of woven fabric, knitted fabric, or non-woven fabric such as polypropylene or vinylon, and is formed in a bag shape similar to the hanging bag 15. Right ridge piece 38
And a string member 43 having a substantially flat cross section, such as cotton or synthetic resin, is inserted into the adjustment bag 42. Both ends of the string member 43 are open at both ends of the adjustment bag 42. A predetermined length is pulled out from the portion, and both ends are slightly tied in advance for temporary fixing to form a ring shape, so that the adjustment bag 42 is also squeezed and the seat cover portion 36 sewn to the frame cover portion 40. Raised piece 3 of the sewing corner 44
8 and the sewing folded portions 38a, 37 of the central piece 37a
The c side also has a drawing shape, and the seating surface cover portion 36 is formed in a substantially cushion-like shape with a protruding portion 45 formed at the sewing corner portion 44.

The thus formed seat cover 35A
Covers the cushion pad 30 with the string member 43 on the rear side of the cushion pad 30, and the suspension wire 16a inserted into the sewn suspension bag 15 is insert-molded by hog ring or the like. The central piece 37 is hooked on the wire 9 in a retracted manner, and the other end 40b side of the frame cover portion 40 is pulled and fastened to the cushion frame side (not shown).
a, 37b and the central piece 37a,
Decorative grooves 28, 28a are recessed on the surface side of the sewn portion 39 between the 37b and the left and right ridge pieces 38.

In this covering state, the seat cover 3
6 is not sufficiently formed so that the sewn portion 41 is sewn and adjusted by pulling and squeezing. It is possible to secure a projecting portion 45 of a predetermined projection amount t that is drawn in laterally along the surface of the front main seat 31a and projects substantially in a cushion shape of the seat surface cover portion 36. Then, the end of the string member 43 is fixed to the cushion pad 30 or the cushion frame (not shown) by an appropriate fixing means, thereby completing the covering.

As described above, the seat cover 35 of this embodiment is
In the above, the frame cover portion 40 is sewn on the four circumferences of the main seat cover portion 36 in which the center pieces 37a and 37b and the left and right ridge portion pieces 38 are sewn to form a sewn portion 41.
The adjustment bag 42 in which the string member 43 is inserted is sewn to the lower surface of the left and right ridge pieces 38 of the sewn portion 41 and the lower surface of the edge 40a of the frame cover 40 on the side of the center piece 37a. Therefore, since the draw-in cloths 20a and 20b for forming the conventional overhang portion 22 are the bag-shaped adjustment bags 42, the amount of cloth used can be reduced, and material costs can be reduced.

Further, since the draw-in cloths 20a and 20b are formed as bag-shaped adjustment bags 42, the conventional draw-in cloths 20a and 20b are formed.
0b together with the hanging bag 15 and the pull-in wire 9 by the hog ring or the like is abolished.
The work of pulling the hanging bag 15 is facilitated, and the covering work can be improved. In addition, the string member 4 is attached to the adjustment bag 42.
3, the adjustment of the overhanging portion 45 of the seat surface cover portion 36, which extends in a substantially cushion-like shape, can be easily adjusted even after the covering, so that a high-class feeling can be exhibited. In addition, since the adjustment bag 42 is located at a position close to the sewn portion 41 between the seat cover 36 and the frame cover 40, there is no foreign object feeling at the time of sitting, and the string member 43 has a thin plate shape. Also, it is possible to prevent a highlight line or the like on the cover surface side, thereby securing the design beauty. In the above embodiment, the seat cover 35A of the seat cushion 26 has been described as an example.
5B can be similarly implemented.

[Brief description of the drawings]

FIG. 1 is a perspective view of a vehicle seat, in which an adjustment bag is indicated by broken lines.

FIG. 2 is a perspective view in which a seat cover is inverted.

FIG. 3 is a sectional view taken along line AA of FIG. 1;

FIG. 4 is a sectional view taken along line BB of FIG. 1;

FIG. 5 is a perspective view of a conventional vehicle seat, in which a draw-in cloth is indicated by oblique lines.

FIG. 6 is a sectional view taken along line AA of FIG. 5;

[Explanation of symbols]

 15 Hanging bag 16a Hanging wire 35 Seat cover 36 Seat cover portion 37a, 37b Central piece 38 Raised portion piece 39, 41 Sewing portion 40 Frame cover portion 42 Adjustable bag 43 String member 44 Sewing corner portion 45 Overhang portion

Claims (2)

[Claims] 1. A sewn portion is formed by sewing a central piece before and after covering a cushion pad and left and right ridge pieces, and a hanging bag having a hanging wire inserted through the sewn portion is sewn. Seat cover part, and a seat cover with a frame cover part sewn around the periphery of this seat cover part,
An adjustment bag with a string member inserted is sewn on the lower surface side of the edge portion of the frame cover portion on the front side of the center piece and the left and right protruding portion pieces of the sewing portion of the seat cover portion and the frame cover portion, A seat cover structure in which an overhang is formed at a sewing corner between the seat cover and the frame cover. 2. The adjustment bag is formed in a series along the lower surface of an edge of a frame cover portion on the front side of a left and right ridge piece and a center piece, and a string member inserted into the adjustment bag is a thin plate. The seat cover structure according to claim 1, wherein the seat cover structure has a shape.