Vehicle seat

Patent metadata

Field	Value
Publication number	US-2018111526-A1
Application number	US-201615562589-A
Country	US
Kind code	A1
Filing date	Jun 27, 2016
Priority date	Jul 1, 2015
Publication date	Apr 26, 2018
Grant date	—

Abstract

A vehicle seat according to the present invention includes: a seat back frame constituting a framework of a seat back; a blower disposed in the seat back; a bracket to which the blower is fixed; and a cover member provided on the rear side of the seat back frame. Herein, the bracket is fixed to the cover member with the seat back frame being held between the bracket and the cover member.

First claim

1 . A vehicle seat comprising:
a seat back frame constituting a framework of a seat back; a blower disposed in the seat back; a bracket to which the blower is fixed; and a cover member provided on a rear side of the seat back frame, wherein the bracket is fixed to the cover member with the seat back frame being held between the bracket and the cover member.

2 . The vehicle seat according to claim 1 , wherein the seat back frame includes:
a pair of side frames laterally spaced apart from each other; an upper frame connecting upper end portions of the pair of side frames; a lower frame connecting lower end portions of the pair of side frames; and a bridge frame connecting the pair of side frames at an intermediate position between the upper frame and the lower frame, wherein the bracket is fixed to the cover member with the bridge frame being held between the bracket and the cover member.

3 . The vehicle seat according to claim 1 , wherein the bracket is made of plastic.

4 . The vehicle seat according to claim 1 , further comprising a duct connected to an inlet or an outlet of the blower,
wherein the duct includes a first opening disposed at one end and connected to the blower, a second opening disposed at another end, and a flange provided around the first opening, wherein the blower includes a flat surface portion provided around the inlet or the outlet, and wherein the flange is disposed between the flat surface portion and the bracket, and the flange is held between the flat surface portion and the bracket by fixing the blower to the bracket.

5 . The vehicle seat according to claim 1 , wherein the cover member has shape of a cup that opens frontward.

6 . The vehicle seat according to claim 1 , wherein the cover member includes a downwardly extending first claw portion at an upper portion of the cover member, the first claw portion being engageable with a front side of the seat back frame.

7 . The vehicle seat according to claim 6 , wherein the cover member includes a downwardly extending second claw portion, the second claw portion being disposed rearward of and spaced apart from the first claw portion and configured to receive the seat back frame between the first claw portion and the second claw portion.

8 . The vehicle seat according to claim 1 , wherein the cover member includes a rib protruding frontward and configured to contact the seat back frame from a rear side of the seat back frame.

9 . The vehicle seat according to claim 1 , wherein the cover member is provided with an engagement portion to which a harness of the blower is fixed.

10 . The vehicle seat according to claim 1 , wherein the bracket includes a first boss, a second boss, and a third boss, which are engageable with the blower and with which fastening members for fixing the blower are fastened, and
wherein the blower includes a circular first engagement hole to be fitted onto the first boss to position the blower, an elliptic second engagement hole to be engaged with the second boss to position the blower in a direction orthogonal to a longitudinal direction of the second engagement hole, and a third engagement hole to be engaged with the third boss with a play being present around the third boss.

11 . The vehicle seat according to claim 4 , wherein the duct has flexibility or elasticity.

12 . The vehicle seat according to claim 4 , wherein the duct has a tubular portion at an edge of the first opening, the tubular portion being disposed in the inlet or the outlet.

13 . The vehicle seat according to claim 12 , wherein the tubular portion is spaced apart from a blade member of the blower by a predetermined distance.

14 . The vehicle seat according to claim 4 , wherein the duct includes:
a first portion connected to the blower and positioned at one side of the bracket; a second portion extending from the first portion and positioned at another side of the bracket; and a third portion extending from the second portion and positioned at the one side of the bracket.

15 . The vehicle seat according to claim 4 , wherein the first opening and the second opening open in the same direction.

16 . The vehicle seat according to claim 4 , wherein the first opening and the second opening are offset in an upper-lower direction.

Assignees

• Ts Tech Co Ltd

Inventors

• OKIMURA Atsushi
• KONNO Tatsumi
• Nishii Wataru
• Nakano Yuji
• Izawa Hiroshi
• Taniguchi Hiromi

Classifications

• B60N2/90

  Details or parts not otherwise provided for · CPC title

• B60N2/68

  Seat frames · CPC title

• A47C7/744

  with active means, e.g. by using air blowers or liquid pumps · CPC title

• B60N2/6009

  covering more than only the seat · CPC title

• B60N2/58

  Seat coverings · CPC title