Vehicle seat

Patent metadata

Field	Value
Publication number	US-10384576-B2
Application number	US-201715660358-A
Country	US
Kind code	B2
Filing date	Jul 26, 2017
Priority date	Aug 3, 2016
Publication date	Aug 20, 2019
Grant date	Aug 20, 2019

Abstract

A vehicle seat is thinned in a seat front to back direction. In the vehicle seat, a center seat has a seat back frame, a headrest which is provided above the seat back frame, a pillar which supports the headrest, and brackets which mount the pillar to the seat back frame. The pillar is arranged between the brackets and the seat back frame, the brackets have a weld bead which holds the pillar and a portion where a welding trace to be mounted to the seat back frame is formed, and the weld bead and the portion where the welding trace is formed are arranged at different positions in a direction which intersects a front to back direction of the center seat.

First claim

What is claimed is:

1. A vehicle seat comprising:
a seat back frame;
a headrest which is provided above the seat back frame;
a pillar which supports the headrest;
a mounting member which mounts the pillar to the seat back frame; and
a striker member provided at a different position in a direction which intersects a front to back direction of the vehicle seat with respect to the pillar,
wherein
the pillar is arranged between the mounting member and the seat back frame,
the mounting member has a holding part which holds the pillar and a fixed part which is mounted to the seat back frame,
the holding part and the fixed part are arranged at different positions in the direction which intersects the front to back direction of the vehicle seat,
the striker member is a linear member and is arranged between the mounting member and the seat back frame.

2. The vehicle seat according to claim 1 , wherein the pillar abuts the seat back frame.

3. The vehicle seat according to claim 2 , wherein the holding part has a curved form along a peripheral surface of a part of the pillar.

4. The vehicle seat according to claim 1 , wherein
the holding part is formed with an opening,
an edge portion of the opening extends in the direction which intersects the front to back direction of the vehicle seat, and
in the edge portion of the opening, a weld bead which bonds the pillar and the mounting member are formed.

5. The vehicle seat according to claim 1 , wherein in a lower end portion of the mounting member, a front cover part which extends below a lower end portion of the pillar and covers the lower end portion of the pillar from the front is provided.

6. The vehicle seat according to claim 1 , in a lower end portion of the mounting member, a lower cover part which extends backwardly and covers a lower end portion of the pillar from below is provided.

7. The vehicle seat according to claim 1 , the fixed part is a portion which is formed with a linear welding trace.

8. The vehicle seat according to claim 1 , wherein
two or more mounting members provided at different positions at right and left is included, and
a connector which connects at least two of the two or more mounting members is provided.

9. The vehicle seat according to claim 8 , the connector is a linear wire member.

10. A vehicle seat comprising:
a seat back frame;
a headrest which is provided above the seat back frame;
a pillar which supports the headrest; and
a mounting member which mounts the pillar to the seat back frame, wherein
the pillar is arranged between the mounting member and the seat back frame,
the mounting member has a holding part which holds the pillar and a fixed part which is mounted to the seat back frame,
the holding part and the fixed part are arranged at different positions in a direction which intersects a front to back direction of the vehicle seat,
the mounting member comprises two or more brackets which are provided at different positions in a seat right and left direction,
a connector which directly connects at least two of the two or more brackets is provided, wherein the connector is formed by a single member,
the holding part is formed with an opening,
an edge portion of the opening extends in the direction which intersects the front to back direction of the vehicle seat, and
in the edge portion of the opening, a weld bead which bonds the pillar and the mounting member are formed.

11. The vehicle seat according to claim 10 , wherein the pillar abuts the seat back frame.

12. The vehicle seat according to claim 11 , wherein the holding part has a curved form along a peripheral surface of a part of the pillar.

13. The vehicle seat according to claim 10 , wherein in a lower end portion of the mounting member, a front cover part which extends below a lower end portion of the pillar and covers the lower end portion of the pillar from the front is provided.

14. The vehicle seat according to claim 10 , in a lower end portion of the mounting member, a lower cover part which extends backwardly and covers a lower end portion of the pillar from below is provided.

15. The vehicle seat according to claim 10 , the fixed part is a portion which is formed with a linear welding trace.

16. The vehicle seat according to claim 10 , wherein
a striker member provided at a different position in the direction which intersects the front to back direction of the vehicle seat with respect to the pillar is included, and
the striker member is arranged between the mounting member and the seat back frame.

17. The vehicle seat according to claim 10 , the connector is a linear wire member.

18. A vehicle seat comprising:
a seat back frame;
a headrest which is provided above the seat back frame;
a pillar which supports the headrest; and
a mounting member which mounts the pillar to the seat back frame, wherein
the pillar is arranged between the mounting member and the seat back frame,
the mounting member has a holding part which holds the pillar and a fixed part which is mounted to the seat back frame,
the holding part and the fixed part are arranged at different positions in a direction which intersects a front to back direction of the vehicle seat,
the mounting member comprises two or more brackets which are provided at different positions in a seat right and left direction,
a connector which directly connects at least two of the two or more brackets is provided, wherein the connector is formed by a single member,
a striker member provided at a different position in the direction which intersects the front to back direction of the vehicle seat with respect to the pillar is included, and
the striker member is arranged between the mounting member and the seat back frame.

Assignees

• Ts Tech Co Ltd

Inventors

• Okuma Kei
• Nishimoto Naoya

Classifications

• B60N2/757

  in a recess of the back-rest · CPC title

• B60N2/803

  fixed · CPC title

• B60N2/366

  characterised by the locking device · CPC title

• B60N2/79

  Adaptations for additional use of the arm-rests · CPC title

• B60N2205/35

  Seat, bench or back-rests being split laterally in two or more parts · CPC title