Vehicle seat
AssigneeToyota Jidosha Kabushiki Kaisha
InventorsTetsuya Nagai, Kohshi Katoh, Takashi Sugimoto, Osamu Oda, Masatoshi Hada
Life of this patent
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Abstract
A vehicle seat includes a seat cushion configured to support the buttocks of an occupant, a seat back configured to support the back of the occupant, an elastic force adjustment unit configured to adjust elastic force of a lumbar spine support of the seat back configured to support the lumbar spine of the occupant, in a longitudinal direction, and a controller configured to operate the elastic force adjustment unit. The controller is configured to make the elastic force larger in the case where oscillation of the vehicle is large, than that in the case where oscillation of the vehicle is small.
Claims8
A vehicle seat comprising:
- a seat cushion configured to support buttocks of an occupant;
- a seat back configured to support a back of the occupant, the seat back including a lumbar spine support configured to support a lumbar spine of the occupant;
- an elastic force adjustment unit configured to adjust elastic force of the lumbar spine support in a longitudinal direction;
- and
- a controller configured to operate the elastic force adjustment unit, the controller being configured to cause the elastic force adjustment unit to make the elastic force larger in a case where oscillation of a vehicle is large, than that in a case where oscillation of the vehicle is small.
Dependencies are inferred from the claim text.