US 11,654,806 B2
Vehicle seat
Hajime Ishihara, Tokyo (JP)
Assigned to Honda Motor Co., Ltd., Tokyo (JP)
Filed by Honda Motor Co., Ltd., Tokyo (JP)
Filed on Oct. 3, 2021, as Appl. No. 17/492,667.
Claims priority of application No. JP2020-188460 (JP), filed on Nov. 12, 2020.
Prior Publication US 2022/0144154 A1, May 12, 2022
Int. Cl. B60N 2/68 (2006.01); B60N 2/64 (2006.01)
CPC B60N 2/64 (2013.01) [B60N 2/686 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A vehicle seat, comprising a seat back supporting a back of an occupant,
wherein the seat back comprises: a cushion member forming a backrest surface; a seat back frame, as a frame supporting the cushion member and having a pair of side frames extending in a top-down direction on two sides of the seat back in a left-right direction; and a cushion support member, held in the seat back frame between the pair of side frames to support the cushion member,
wherein the cushion support member comprises a lower region whose left-right full width is less than an interval between the pair of side frames and an upper region whose left-right full width is greater than the lower region,
the upper region is divided into a central region comprising a central part in the left-right direction and provided with a predetermined left-right width, and outer regions provided on outer sides with respect to the central region in the left-right direction, and
the central region is arranged as a retracted region which is cut off to leave the outer regions or recessed toward a side opposite to the cushion member with respect to the outer regions, wherein the retracted region is arranged as a notch part open to an upper side and located at an upper end of the cushion support member, and
the outer regions comprise a pair of extension parts extending toward outer sides with respect to the lower region in the left-right direction,
each of the pair of extension parts is divided into a plurality of partial regions, and in a portion of the partial regions, a reinforcement structure for increasing rigidity over rest of the partial regions is provided.