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US 11,642,994 B2Granted
Vehicle seat
AssigneeNHK Spring Co., Ltd.
InventorsKenichi Katsube, Katsutoshi Imanari, Yuma Terada
Life of this patent
Estimating the term…
Abstract
A vehicle seat comprising: a seat cushion frame that structures a frame of a seat cushion and that is configured to support buttocks of a seated vehicle occupant; a seat cushion pad mounted to the seat cushion frame; and a pelvis supporting portion having a push-up portion that is provided at a seat lower side of the seat cushion pad along a seat left-right direction and that, by being displaced toward a seat upper side, pushes a seat rear side portion of the seat cushion pad toward the seat upper side.
Claims6
A vehicle seat comprising:
- a seat cushion frame that structures a frame of a seat cushion and that is configured to support buttocks of a seated vehicle occupant;
- a seat cushion pad mounted to the seat cushion frame;
- and
- a pelvis supporting portion having a push-up portion that is provided at a seat lower side of the seat cushion pad along a seat left-right direction and that, by being displaced toward a seat upper side, pushes a seat rear side portion of the seat cushion pad toward the seat upper side,
- wherein both side portions in the seat left-right direction of the push-up portion are formed in shapes that are convex toward the seat upper side, with respect to a central portion in the seat left-right direction of the push-up portion.
2 more elements
A vehicle seat comprising:
- a seat cushion frame that structures a frame of a seat cushion and that is configured to support buttocks of a seated vehicle occupant;
- a seat cushion pad mounted to the seat cushion frame;
- and
- a pelvis supporting portion having a push-up portion that is provided at a seat lower side of the seat cushion pad along a seat left-right direction and that, by being displaced toward a seat upper side, pushes a seat rear side portion of the seat cushion pad toward the seat upper side,
- wherein:
- spring portions, which span across the seat cushion frame and which undergo flexural deformation at a time when a load toward the seat lower side is inputted thereto from the seat cushion pad, are provided at the seat lower side of the seat cushion pad,
- pelvis supporting portion is supported by the spring portions,
- the pelvis supporting portion has supported portions that are supported so as to be able to rotate with the seat left-right direction being an axial direction,
- the push-up portion moves in a seat vertical direction due to the pelvis supporting portion being tilted in the seat vertical direction with the supported portions being a center of rotation,
- supporting members at which the supported portions are supported are fixed to the spring portions, and
- a recess, in whose interior the supporting members are disposed, is formed in the seat cushion pad.
8 more elements
Dependencies are inferred from the claim text.