JPH0986241A - Rear seat structure of automobile - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the rear seat structure of an automobile to be reclinable to a full flat state as the effective width of a rear seat in an ordinary seating state is ensured. SOLUTION: A seat back 2b is pivotally supported at a seat body 2a through a knuckle 2d reclinably in the direction of an arrow mark S4. A shoulder rest 5 is removably arranged at the side of the seat back 2b and when a seat is brought into a full flat state, the seat back 2b falls rearward so as not to collide with a suspension tower and a tire house 3. Further, when the seat back 2b is not reclined to a position where it is brought into abutment against the suspension tower and the tire house 3, the shoulder rest 5 is utilized as a part of the seat back 2b, whereby support ability during seat is improved as a seating space in the direction B of the width of a passenger is ensured.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rear seat structure for an automobile, and more particularly to a rear seat for an automobile which is slidable in the front-rear direction and can be folded horizontally or folded to increase the degree of freedom in moving the rear seat. It is about structure.

[0002]

2. Description of the Related Art In recent years, various rear seat structures for automobiles have been proposed in order to effectively utilize the interior of the vehicle. As a rear seat structure of such a conventional automobile, a full-scale shokai 60-
In No. 124344, a support body is provided on one surface of a rear parcel shelf that is removably mounted on a bracket provided on the wall surface of a vehicle body, and the other surface is covered with a skin material containing a cushion pad. It is disclosed that the rear seat is configured to be in a full flat state.

[0003]

However, in the above-mentioned conventional example, when the effective width of the rear seat in a normal seated state is set to about 1200 mm or more in order to enable three seats, the reclining angle of the backrest portion is increased. When the rear seat is tilted rearward to take it in or when it is in a full flat state, a suspension mounting space (abbreviated as a suspension tower) formed to project to the inside of the vehicle cabin at the rear of the vehicle body or a tire storage space (tire house) However, the reclining angle is limited.

The present invention was proposed in order to solve the above-mentioned problems of the prior art, and the object thereof is to make it possible to recline to a full flat state while ensuring an effective width of the rear seat in a normal seated state. The purpose is to provide a rear seat structure for an automobile.

[0005]

SUMMARY OF THE INVENTION To solve the above problems,
In order to achieve the object, a rear seat structure for an automobile according to the present invention has the following structure. That is, in a rear seat structure of an automobile that can be reclining rearward, the rear seat is extended to a position outside a side surface of a backrest portion and abutting against a vehicle body side portion when the backrest portion is reclining rearward. A backrest assisting member is provided, and the backrest assisting member is supported on a side surface of the backrest portion in a state in which it is possible to avoid hitting the vehicle body side portion when the backrest portion is reclining backward.

As described above, in the rear seat structure for an automobile according to the present invention, the rear seat is extended to a position outside the side surface of the backrest portion and abutting against the vehicle body side portion when the backrest portion reclines rearward. The effective width of the rear seat in a normal seated state is secured by supporting the backrest support member on the side of the backrest in a state where it can avoid hitting the vehicle body side portion when the backrest is reclining backward. While reclining, it becomes possible to recline to a substantially horizontal state.

[0007]

Embodiments of the present invention will be described below in detail with reference to the accompanying drawings. FIG. 1 is a view showing a passenger compartment of an automobile and a mounting position of a rear seat structure of the automobile according to an embodiment of the present invention. Further, FIG. 2 is a diagram showing a state in which the front and rear seats of FIG. 1 are reclined. Further, FIG. 3 is a diagram showing a state in which the rear seat of FIG. 1 is folded and stored.

First, as shown in FIG. 1, in a passenger compartment 10, a front seat 1 including a seat body 1a, a seat back 1b and a headrest 1c is provided on a driver seat side and a passenger seat side, respectively. In addition, the seat body 2a,
The rear seat 2 including the seat back 2b and the headrest 2c is integrally provided in the width direction of the vehicle body. The headrests 1c, 2c are the seatbacks 1b,
The height of 2b is provided so that its height can be adjusted. The front seat 1 and the rear seat 2 are provided slidably in the front-rear direction S1 by seat rails (not shown) provided on the floor.

Next, as shown in FIG. 2, the seat backs 1b and 2b of the front and rear seats 1 and 2 are shown frontward or rearward by a turning mechanism (not shown) provided in the seat bodies 1a and 2a. It is provided so as to be reclining in the direction of arrow S2. Further, the seat backs 1b and 2b can be brought into a full flat state by being laid back substantially horizontally. As described above, in order to achieve the full flat state, first, the headrest 1c of the front seat is removed, and then the front seat 1 is slid to the foremost end and the seat back 1b is tilted down, and at the same time, the rear seat 2 is brought to the rearmost end. All that is necessary is to slide the seat back 2b down. Further, when the seat back 2b is folded down, the suspension tower and the tire house 3 which are formed so as to project toward the inside of the vehicle cabin at the rear of the vehicle body are not seated by the seat back 2b.
Since it is possible that it hits b and cannot fall further rearward, in the embodiment according to the present invention, as will be described later, on the side surface of the seat back 2b,
A removable shoulder rest is provided at the position where it hits the suspension tower and tire house 3. In this way, in the fully flat state, the vehicle interior can be effectively used as a sleeping space or the like.

On the other hand, as shown in FIG. 3, the rear seat 2
Is the seat body 2 when the seat back 2b is pushed forward.
The seat main body 2a including the seat back 2b is rotated at one end of the seat rail 4 and is erected substantially vertically to the rear of the front seat while being placed on a, and is brought into a housed state. In order to enter this storage state, first, after removing the headrest 2c of the rear seat, the seat back 2b is tilted forward to be superposed on the seat main body 2a, and at the same time, the rear seat 2 is slid to the foremost end to open the seat main body 2a. The seat rail 4 and the seat rail 4 are turned upside down behind the front seat (see arrow S3). The structure of the seat rail 4 will be described later. Thus, in the stored state, the rear portion of the vehicle compartment can be effectively used as a luggage compartment or the like.

<Detailed Structure of Rear Seat> Next, the detailed structure of the aforementioned rear seat will be described. 4 is shown in FIG.
FIG. 4 is a schematic view of the rear seat shown in FIG. 3, and FIG. 5 is a sectional view taken along line AA of FIG. 4. Further, FIG. 6 shows the seat back 2b.
FIG. 7 is a diagram showing the internal structure of FIG. 7, and FIG. 7 is a diagram showing the internal structure of the shoulder rest.

First, in FIG. 4, the seat back 2b
Are provided in parallel in the width direction of the vehicle body, and each is indicated by an arrow S.
The seat body 2a is pivotally supported via a knuckle 2d so as to be reclining in four directions. As described above, the shoulder rest 5 is detachably provided on the side surface of the seat back 2b, and in the case of the full flat state, the seat back 2b can be tilted backward so as not to hit the suspension tower or the tire house 3. It is like this. Also, when the seat back 2b is not reclined to the position where it hits the suspension tower or the tire house 3, this shoulder rest 5 can be used as a part of the seat back 2b, so that a seating space in the width direction B of the occupant can be ensured while sitting. The time supportability can be improved. Further, by tilting the seat back 2b forward and stacking the seat back 2b on the seat body 2a, the rear portion in the vehicle compartment can be effectively used as a luggage compartment, etc., although it is not in the above-mentioned stored state, and the approach from the seat to the luggage compartment is made. And the convenience is improved.

<Mounting Structure of Shoulder Rest> Next, the mounting structure of the shoulder rest 5 will be described. 5 and 6, inside the side surface of the seat back 2b,
A bracket 23 that supports the shoulder rest 5 is provided. The bracket 23 includes a back panel 20 that forms an outer frame of the seat back 2b and the back panel 20.
It is fixed by welding or the like to the main frame 21 annularly arranged inside the seat back 2b. A pipe-shaped steel pipe 29 is fixed to the bracket 23 by welding or the like, and a resin pole guide 25 for inserting a shoulder rest frame 24 integrally formed with the shoulder rest 5 inside the steel pipe 29 is provided. Mated. One end of the pole guide 25 is opened to the side surface of the seat back 2b to guide the tip end portion of the shoulder rest frame 24, and the other end of the pole guide 25 is fixed to the tip end portion of the shoulder rest frame 24 with a U-shaped fixing pin 22. The front end of the shoulder rest frame 24 has a constricted shape so that it can be held by the fixing pin 22.

The seat back 2b functions as a backrest by disposing urethane pads 28 on the front surfaces of the bracket 23 and the back panel 20 and covering the outer surfaces thereof with the skin material 27. The skin material 27 is attached by a clip 26 on a part of the back panel 20. As shown in FIG. 7, a U-shaped shoulder rest frame 24
Is the urethane pad 3 that forms the inside of the shoulder rest 5.
0 is foamed and fixed integrally. Therefore, in the shoulder rest 5, the two shoulder rest frames 24 protruding to the outside are connected to the pole guide 25 on the side of the seat back.
It is detachably attached to the seat back 2b by being inserted into the seat back 2b.

The mounting structure for the shoulder rest 5 described above can be applied as a mounting structure for the armrest 2c. <Modified Example of Shoulder Rest> Next, a modified form of the shoulder rest and the mounting structure thereof will be described. FIG. 8: is a figure which shows the modification of the attachment structure of a shoulder rest and a shoulder rest.

As shown in FIG. 8, the shoulder rest 50 in this modification has substantially the same shape as the vertical length of the seat back 2b, and is provided on the side surface of the back seat 2b as described above. The shoulder rest 50 is rotatably supported in the direction of arrow S8 by a rotation mechanism (not shown) at the lower portion of the side surface of the back seat 2b (of course, at the upper portion). Since the other structures are the same as those described above, the description thereof will be omitted.

In this modified example, as described above, the rear seat 2 can be stored, and in order to make it fully flat, when the seat back 2b is pushed down, the suspension tower or the tire house 3 is struck. The shoulder rest 50 may be rotated forward so that it does not exist. Even if the shoulder rest is rotatably supported as in the above-described modified example, it is possible to enjoy the effect of effectively using the interior of the vehicle as a sleeping space or the like as in the above-described embodiment.

<Structure of Seat Rail> Next, the structure of the seat rail will be described. FIG. 9 is a diagram showing a structure of a seat rail of a rear seat. In FIGS. 3 and 9, the seat rails 4 are fixed to the floor in the passenger compartment and both sides of the rear seat body 2a on the rear side.
The seat body 2 can be slid forward and backward.
The a can be accommodated by rotating a at one end 42 of the seat rail 4 in the direction of the arrow S5 and standing substantially vertically.

The rear seat 2 can be slid in the front-rear direction by fixing the seat body 2a to the slide member 44. The slide member 44 is provided so as to be slidable on the rail body 41 in the arrow S7 direction. Further, since the seat rail 4 is rotatably supported in the arrow S5 direction by pivotally supporting the rotating portion 42 on the floor side, the entire seat rail including the seat body 2a is rotated in the arrow S6 direction. be able to. On the other hand, when the rear seat 2 is used as a normal seat, the fixing portions 43 may be fixed to the corresponding portions on the floor side with bolts or the like. Further, if this seat rail 4 is completely fixed to the floor side, it becomes the seat rail of the front seat 1.

The present invention can be applied to a modified or modified version of the above embodiment without departing from the spirit of the present invention.

[0021]

As described above, according to the rear seat structure for an automobile of the present invention, the rear seat hits the vehicle body side portion outside the side surface of the backrest portion and when the backrest portion reclines rearward. By supporting the backrest auxiliary member extended to the position on the side surface of the backrest in a state where it can avoid hitting the vehicle body side portion when the backrest is reclining backward, the rear seat in the normal seated state It is possible to recline to a substantially horizontal state while securing an effective width.

Further, when the backrest is not reclined to the position where it abuts against the vehicle body side portion, the backrest assisting member can be used as a part of the backrest, so that the seating space for the occupant can be secured while supporting the seating. Can be improved.

[Brief description of drawings]

FIG. 1 is a diagram showing a rear seat structure of an automobile according to an embodiment of the present invention.

FIG. 2 is a diagram showing a state in which the front and rear seats of FIG. 1 are reclined.

FIG. 3 is a diagram showing a state in which the rear seat of FIG. 1 is folded and accommodated.

FIG. 4 is a schematic view of the rear seat shown in FIGS. 1 to 3.

FIG. 5 is a sectional view taken along line AA of FIG. 4;

FIG. 6 is a diagram showing an internal structure of a seat back.

FIG. 7 is a diagram showing an internal structure of a shoulder rest.

FIG. 8 is a diagram showing a modified example of a shoulder rest and a mounting structure for the shoulder rest.

FIG. 9 is a diagram showing a structure of a seat rail of a rear seat.

[Explanation of symbols]

 1 ... Front seat 1a, 2a ... Seat body 1b, 2b ... Seat back 2 ... Rear seat 3 ... Suspension tower and tire house 4 ... Seat rail 5, 50 ... Shoulder rest 10 ... Vehicle interior 20 ... Back panel 21 ... Main frame 22 ... Fixing pin 23 ... Bracket 24 ... Shoulder rest frame 25 ... Pole guide 30 ... Lamp unit

Claims (6)

[Claims] 1. A rear seat structure for an automobile, which is provided so as to be reclining rearward, at a position outside a side surface of a backrest portion of the rear seat, where the backrest portion abuts against a vehicle body side portion when the backrest portion is reclining rearward. An extended backrest assisting member is provided, and the backrest assisting member is supported on a side surface of the backrest portion in a state where it can avoid hitting the vehicle body side portion when the backrest portion is reclining backward. The rear seat structure for automobiles, which is characterized in that 2. The rear seat structure for an automobile according to claim 1, wherein the backrest can be laid down substantially horizontally when reclining backward. 3. The rear seat structure for an automobile according to claim 1, wherein the backrest assisting member is detachably supported on the backrest portion. 4. The rear seat structure for an automobile according to claim 1, wherein the backrest assisting member is rotatably supported with respect to the backrest portion. 5. The backrest assisting member has a bar-shaped arm protruding outwardly thereof, and the backrest portion has a holding mechanism for holding the backrest assisting member by inserting the arm. The rear seat structure for an automobile according to claim 1. 6. The vehicle rear seat according to claim 1, wherein the vehicle body side portion is a mounting space for a suspension or a tire storage space that is formed so as to project toward the vehicle interior side at least behind the rear seat. Construction.