JPH07222645A - Seat back pad used for automobile seat - Google Patents

Abstract

PURPOSE:To prevent breakage and damage to an upholstering as caused by contacting of knees by covering a cloth wire of a seat back frame with a knee pad provided on the rear of a pad to eliminate uneasiness on touch of passengers. CONSTITUTION:A seat back pad 10 as molded urethane foam is supported normally on a seat back frame 20 fitted thereinto. A wire cover 24 covers a cloth wire 24 to be welded between left and right side frame members 23 wrapping it from above and then, an upholstering is spread to be mounted on a front side seat. As the cloth wire 24 is covered with the wire cover 24, when the knees of a passenger seating on a rear seat contact the cloth wire 24, the contact of the knees of the passenger is absorbed and eased with the wire cover 16 to eliminate uneasiness on touch. The wire cover 16 is molded integral on a main pad on the rear 15 of the pad thereby suppressing an increase in the number of seat parts and complication in seat covering.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle seat, and more particularly to a seat back pad used for a front seat.

[0002]

[Background Art] In passenger cars, a large space cannot be secured between the front and rear seats, and passengers seated on the rear seats can see their knees in the seat back frame of the front seat in detail. In the seat back frame with the upper frame member and the lower frame
In addition to hitting the cross wire arranged between the side frame members with the frame member and feeling foreign matter, there is a risk that the epidermis may be torn.

[0003]

SUMMARY OF THE INVENTION An object of the present invention is to prevent an increase in the number of seat parts and the complication of a seat covering while suppressing the occupant's feeling of foreign matter when the occupant hits his knee on the cross wire of the seat back frame. The present invention is to provide a seat back pad used for an automobile seat, which solves the above problem and prevents the damage or damage to the skin due to the knee contact of the occupant.

[0004]

[Means corresponding to the problem and its action]
The seat back pad is equipped with a knee rest on the back and back of the pad, and the knee rest covers the cross wire of the seat back frame.

[0005]

DESCRIPTION OF SPECIFIC EXAMPLES Hereinafter, the seat back pad used in the automobile seat of the present invention will be described based on the specified and illustrated specific examples. FIG. 1 is a front side seat of a passenger car. Example 10 of the seat back pad used for the automobile seat of the present invention applied to
In this seat back pad 10, the knee support 16 is formed on the wire cover where the knee support 16 is integrally extended from the pad back surface 15 and hung down.

Particularly, since the seat back pad 10 is a molded urethane foam, and the wire cover 16 is an extension of the seat back pad 10, the wire cover 16 has a sufficient capacity. Gives a nice cushioning effect.

In the seat back pad 10, 11 is a main pad, 12 is an upper pad return, 13 is a lower pad return, and 14 and 14 are left and right side pad returns.

In the front side seat where the seat back pad 10 is utilized, 20 is a seat back frame and 21 is an upper seat.
Frame member, 22 is lower frame member, 2
3 and 23 are left and right side frame members, and
24 is a cross wire.

The seat back pad 10, which is thus molded urethane foam, is normally first supported by the seat back frame 20 by fitting the seat back frame 20 and then the wire. The cover 24 covers the cross wire 24, which is welded between the left and right side frame members 23, by wrapping the cross wire 24 from above, and then normally covers the front side by covering with a skin (not shown). -Can be assembled into a seat. In the front side seat thus assembled, the cross wire 24 is covered by the wire cover 16, so that the rear
The occupant seated on the seat places his knee on the cross wire 24
When hitting the vehicle, the knee contact of the occupant is the wire cover 1
6 is absorbed and relaxed, and the feeling of foreign matter disappears. Further, since the wire cover 16 is integrally formed with the main pad 11 on the pad back surface 15 of the pad, an increase in seat components and complication of seat covering are suppressed.

The wire cover 16 is attached to the sheet cover.
Although described as being integrally extended from the pad dorsal surface 15 of the back pad 10, the wire cover 16 may, of course, foam a coarse bristle felt piece to the seat back pad 10.

2 and 3 show another specific example of the seat back pad used in the automobile seat of the present invention applied to the front side seats of passenger cars,
In the seat back pad 30, the knee support 36 is formed as an embossed rib having a groove 37 into which the cross wire 24 is fitted and which is projected to the back surface 35 of the pad.
Of course, the seat back pad 30 is molded
It is a urethane foam.

In the seat back pad 30, 31 is a main pad, 32 is an upper pad return, 33 is a lower pad return, and 34 and 34 are left and right side pad returns.

FIGS. 4 and 5 show still another specific example 4 of the seat back pad used in the automobile seat of the present invention applied to the front side seats of passenger cars.
In the seat back pad 40, the knee rest 46 is raised in the central portion of the pad back and back surface 45, and the cross wire 24 is integrally embedded in the land 47 to attach the cross wire 24 to the land 47. And a line clamp 48 that is confined in a penetrating state. Of course, the seat back pad 40 is molded urethane foam.

The line clamp 48 is a snap clamp.
It is formed into a resin flanged pipe with slotted openings 49 to allow action and is then foamed integrally at its land 47 to its seat back pad 40.

In the seat back pad 40, 41 is a main pad, 42 is an upper pad return, 43 is a lower pad return, and 44 and 44 are left and right side pad returns.

FIGS. 6 and 7 show yet another embodiment 50 of a seat back pad used in a motor vehicle seat of the present invention which is applied to a front side seat of a passenger car.・ In pad 50,
The knee support 56 is adhered to the central portion of the pad back surface 55 by forming the flapper 58 on the sheet piece 57 with the slit 59, and the flapper 58 is used to cross the wire 24.
Is formed on the sheet-shaped wire cover that covers the. Of course, the seat back pad 50 is a molded urethane foam. A fine needle is used for the sheet piece 57.

In the seat back pad 50, 51 is a main pad, 52 is an upper pad return, 53 is a lower pad return, and 54 and 54 are left and right side pad returns.

As will be apparent from the specific embodiments of the invention described above with reference to the drawings, those of ordinary skill in the art to which the invention pertains are subject matter of the invention. Is the nature of the invention (na
It is easily embodied in other embodiments that are derived from the true) and substance and that are objectively recognized as having them internalized. Of course, the contents of the present invention are essential to the establishment of the invention in accordance with the problems of the invention.

[0019]

As will be understood from the above, the seat back pad used in the automobile seat of the present invention is
Since the knee rest is provided on the back and back of the pad and covers the cross wire of the seat back frame, the seat back pad used in the car seat of the present invention can prevent the occupant seated on the rear seat. Cross that knee
When hitting the wire, the knee contact of the occupant is absorbed and relaxed by the knee rest, the occupant is prevented from feeling a foreign object, and the increase in seat parts and the complication of the seat covering are suppressed. Very useful and practical for car seats.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view showing a specific example of a seat back pad used for an automobile seat of the present invention applied to a front side seat of a passenger car in an assembled state.

FIG. 2 is a perspective view showing another specific example of the seat back pad used in the automobile seat of the present invention applied to the front side seats of a passenger car when viewed from the rear in an assembled state.

FIG. 3 is a sectional view taken along line 3-3 of FIG.

FIG. 4 is a perspective view showing still another specific example of the seat back pad used for the automobile seat of the present invention applied to the front side seats of a passenger car as viewed from the rear in an assembled state. .

5 is a sectional view taken along line 5-5 of FIG.

FIG. 6 is a vertical cross-sectional view showing still another specific example of the seat back pad used for the automobile seat of the present invention applied to the front side seats of passenger cars in an assembled state.

FIG. 7 is a partial rear view of the seat back pad shown in FIG.

[Explanation of symbols]

 11 Main Pad 12 Upper Pad Return 13 Lower Pad Return 14 Side Pad Return 15 Pad Back / Back 16 Knee Rest / Wire Cover

Claims (5)

[Claims] 1. A seat back for use in a motor vehicle seat in which a knee rest is provided on the back and back of the pad and covers the cross wire of the seat back frame.
pad. 2. The knee rest is integrally extended from the back and back of the pad and hangs down, and the cross
The seat back pad used in the automobile seat according to claim 1, which is formed on a wire cover that covers the wire. 3. The seat used in the automobile seat according to claim 1, wherein the knee support is formed into an embossed rib having a groove for fitting the cross wire and protruding to the back and back of the pad. Back pad. 4. The knee rest is composed of a land that is raised in the central portion of the back and back surface of the pad, and a line clamp that is embedded in the land to confine the cross wire in the land in a penetrating state. The seat back pad used in the automobile seat according to claim 1. 5. The knee support is formed by forming a flapper on a sheet piece with a slit and adhering it to a central portion of the back and back of the pad, and forming the sheet-like wire cover with the flapper to cover the cross wire. The seat back pad used for the automobile seat according to claim 1.