SEAT APPARATUS FOR VEHICLE

• US 20070203628A1
• Filed: 02/01/2007
• Published: 08/30/2007
• Est. Priority Date: 02/24/2006
• Status: Active Grant

• Current Assignee: Aisin Seiki Co., Ltd. (Aisin Corp.)
• Original Assignee: Aisin Seiki Co., Ltd. (Aisin Corp.)
• Inventors: Ito, Sadao, Inoue, Makoto, Yoshida, Tadasu
• Granted Patent: US 7,822,523 B2
• Time in Patent Office: Days
• US Class Current: 701/49
• CPC Class Codes: B60N 2/02246 Electric motors therefor
• CPC Class Codes: B60N 2/0252 with relations between different adjustments, e.g. height of headrest following longitudinal position of seat
• CPC Class Codes: B60N 2/22 the back-rest being adjustable B60N2/2878 takes precedence
• CPC Class Codes: B60N 2/986 Side-rests B60N2/2872, B60N2/885 take precedence
• CPC Class Codes: B60N 2/99 adjustable

Abstract

A seat apparatus for vehicle includes a vehicle state detecting means detecting a vehicle state, at least one position changing means changing a position of a seat, a controlling means controlling the position changing means on the basis of the vehicle state detected by the vehicle state detecting means, and the position changing means tilts an entire or a portion of a right portion of the seat and a left portion of the seat in a forward direction.

Claims

1. A seat apparatus for vehicle, comprising:

a vehicle state detecting means detecting a vehicle state;

at least one position changing means changing a position of a seat;

a controlling means controlling the position changing means on the basis of the vehicle state detected by the vehicle state detecting means; and

the position changing means tilts an entire or a portion of a right portion of the seat and a left portion of the seat in a forward direction.

2. The seat apparatus for vehicle according to claim 1, wherein the position changing means are reclining devices respectively provided at a right side frame and a left side frame of the seat and are separately operated.

3. The seat apparatus for vehicle according to claim 1, wherein the position changing means are shoulder supports provided at each shoulder portion at right and left sides of a seatback frame of the seat and are separately operated.

4. A seat apparatus for vehicle, comprising:

a seat cushion;

a seatback; and

a position changing means protruding an entire or a portion of one of a right portion of the seatback and a left portion of the seatback relative to the other one of the right portion of the seatback and the left portion of the seatback.

12. The seat apparatus for vehicle according to claim 4, wherein the position changing means is operated so that direction of eyes of an occupant faces to a driving direction.

5. A seat apparatus for vehicle, comprising:

a position changing means deforming a shape of a seat on the basis of at least one of a vehicle state, an occupant'"'"'s state, a steering wheel information, and a vehicle driving route information.

6. The seat apparatus for vehicle according to claim 5, wherein

the seat includes a seatback and

the position changing means protrudes an entire or a portion of one of a right portion of the seatback and a left portion of the seatback relative to the other one of the right portion of the seatback and the left portion of the seatback.

7. The seat apparatus for vehicle according to claim 6, wherein

the position changing means includes a right side seatback frame for forming a right side framework of the seatback and a left side seatback frame for forming a left side framework of the seatback, the right side seatback frame and the left side seatback frame being independently tiltable in a back and forth direction of the vehicle and

at least one of the right side seatback frame and the left side seatback frame is tilted by a drive unit.

8. The seat apparatus for vehicle according to claim 7, wherein the drive unit includes a first drive unit for tilting the left side seatback frame and a second drive unit for tilting the right side seatback frame.

9. The seat apparatus for vehicle according to claim 7, wherein the position changing means includes a seat reclining function by tilting the both seatback frames.

10. The seat apparatus for vehicle according to claim 6, wherein

the position changing means includes a right side shoulder support and a left side shoulder support at right and left sides of an upper portion of the seatback and

at least one of the right side shoulder support and the left side shoulder support is protruded by the drive unit.

11. The seat apparatus for vehicle according to claim 10, wherein the drive unit includes a third drive unit for protruding the left side shoulder support and a fourth drive unit for protruding the right side shoulder support.

13. The seat apparatus for vehicle according to claim 5, wherein the position changing means is operated so that direction of eyes of an occupant faces to a driving direction.

14. The seat apparatus for vehicle according to claim 6, wherein the position changing means is operated so that direction of eyes of an occupant faces to a driving direction.

15. The seat apparatus for vehicle according to claim 7, wherein the position changing means is operated so that direction of eyes of an occupant faces to a driving direction.

16. The seat apparatus for vehicle according to claim 8, wherein the position changing means is operated so that direction of eyes of an occupant faces to a driving direction.

17. The seat apparatus for vehicle according to claim 9, wherein the position changing means is operated so that direction of eyes of an occupant faces to a driving direction.

18. The seat apparatus for vehicle according to claim 10, wherein the position changing means is operated so that direction of eyes of an occupant faces to a driving direction.

19. The seat apparatus for vehicle according to claim 11, wherein the position changing means is operated so that direction of eyes of an occupant faces to a driving direction.