Vehicle seat
AssigneeTachi-S Co., Ltd.
InventorsMasahiko MIKE, Yudai SHOUJI
Life of this patent
Estimating the term…
Abstract
A vehicle seat includes a lifter device lifting/lowering a seat cushion. The lifter device includes a link member coupling a side frame and a riser to each other, and a clinching pin coupling the riser or the side frame and the link member to each other. The clinching pin includes a first portion located on the opposite side of the link member from the riser, a second portion located in a position corresponding to a hole of the link member, a third portion located in a position corresponding to a hole of the riser, and a fourth portion that is located on the opposite side of the riser from the link member. A surface of the second portion facing the riser has a portion adjacent to the third portion, and the portion is away from a surface of the riser facing the second portion.
Claims7
A vehicle seat, comprising:
- a seat cushion;
- and
- a lifter device that moves the seat cushion up/down,
- wherein the lifter device includes:
- a side frame fixed to the seat cushion,
- a riser for mounting the seat cushion,
- a link member that couples the side frame and the riser to each other, and
- a clinching pin that couples the riser and the link member to each other,
- the link member includes:
- a hole;
- and
- a metal bush that covers an end of the hole and both faces of the link member,
- the clinching pin includes:
- a first portion located on the opposite side of the link member from the riser;
- a second portion located in a position corresponding to the hole of the link member;
- a third portion located in a position corresponding to a hole of the riser;
- and
- a fourth portion located on the opposite side of the riser from the link member,
- the first portion has a diameter greater than a diameter of the second portion and greater than an internal diameter of the metal bush,
- the second portion has a diameter greater than a diameter of the third portion and smaller than the internal diameter of the metal bush,
- the third portion has a diameter smaller than a diameter of the hole of the riser,
- the fourth portion has a diameter greater than the diameter of the third portion and greater than the diameter of the hole of riser, and
- the second portion has a surface facing the riser and the surface has a portion adjacent to the third portion, and the portion is located away from a surface of the riser facing the second portion.
Dependencies are inferred from the claim text.