US 12,145,488 B2
Vehicle seat, headrest, and head support member
Kazuhito Kato, Yokohama (JP); Kousuke Suzuki, Yokohama (JP); and Chikanori Honda, Yokohama (JP)
Assigned to NHK SPRING CO., LTD., Yokohama (JP)
Filed by NHK SPRING CO., LTD., Yokohama (JP)
Filed on Dec. 2, 2021, as Appl. No. 17/541,129.
Claims priority of application No. 2020-206120 (JP), filed on Dec. 11, 2020.
Prior Publication US 2022/0185159 A1, Jun. 16, 2022
Int. Cl. B60N 2/853 (2018.01); B60N 2/80 (2018.01); B60N 2/829 (2018.01); B60N 2/865 (2018.01)
CPC B60N 2/80 (2018.02) [B60N 2002/899 (2018.02)] 7 Claims
OG exemplary drawing
 
1. A vehicle seat comprising:
a seat cushion configured so as to support buttocks of a seated occupant from a seat lower side;
a seatback configured so as to support a back of the seated occupant from a seat rear side;
a headrest configured so as to support a head of the seated occupant from the seat rear side; and
a head support section provided at the headrest, the head support section being configured to support a location corresponding an occipital bone of the head of the seated occupant from a seat left-right direction, and also being configured to support the location in a forward direction and in a seat obliquely upward direction from the seat rear side, wherein:
a head support section provided at the headrest, the head support section being configured to support a location corresponding an occipital bone of the head of the seated occupant from a seat left-right direction, and also being configured to support the location in a forward direction and in a seat obliquely upward direction from the seat rear side, wherein:
the head support section includes a left side support portion and a right side support portion that respectively project toward the head of the seated occupant from both left and right sides of a headrest body that supports the head of the seated occupant from the seat rear side, and that are configured to support a portion of the occipital bone of the head of the seated occupant that is further toward a lower side than a superior nuchal line and the head of the seated occupant further toward a rear side than a mastoid process so as to be sandwiched from the seat left-right direction,
a depression that is open toward the head of the seated occupant is formed between the left side support portion and the right side support portion, and
a face forming an inner side of the depression at the left side support portion and the right side support portion is formed in a V-shape as viewed from a direction orthogonal to an open direction of the depression and the seat left-right direction.