US 12,077,078 B2
Seat frame
Hiroshi Baba, Tochigi (JP); Yuki Hosokawa, Tochigi (JP); and Takaya Kurisu, Tochigi (JP)
Assigned to TS TECH CO., LTD., Saitama (JP)
Filed by TS TECH CO., LTD., Saitama (JP)
Filed on Sep. 15, 2023, as Appl. No. 18/467,769.
Application 18/467,769 is a continuation of application No. 17/550,075, filed on Dec. 14, 2021, granted, now 11,794,619.
Application 17/550,075 is a continuation of application No. 16/323,986, abandoned, previously published as PCT/JP2017/028846, filed on Aug. 8, 2017.
Claims priority of application No. 2016-156889 (JP), filed on Aug. 9, 2016; and application No. PCT/JP2017/013793 (WO), filed on Mar. 31, 2017.
Prior Publication US 2024/0001828 A1, Jan. 4, 2024
Int. Cl. B60N 2/68 (2006.01); B60N 2/42 (2006.01); B60N 2/427 (2006.01)
CPC B60N 2/68 (2013.01) [B60N 2/42 (2013.01); B60N 2/427 (2013.01); B60N 2/42745 (2013.01); B60N 2/686 (2013.01); B60N 2/42709 (2013.01); B60N 2/682 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A seat frame for a vehicle seat, comprising:
a side frame that is arranged on one side of right and left sides of the seat frame,
wherein
the side frame includes a side frame side portion that forms a side portion of the side frame and a rear portion at a rear edge of the side frame side portion, wherein the side frame side portion comprises a flat plate portion defining a plane that extends in a seat front-to-rear direction,
the side frame side portion is provided with a first reinforcement portion comprising an elongate bead protruding laterally inward from the flat plate portion towards a center of the seat at a location forward of the rear portion and that extends lengthwise in an upper-to-lower direction along the rear edge of the side frame side portion and a plurality of through-holes each extending through the flat plate portion forward of the elongate bead,
the plurality of through-holes includes a plurality of airbag attachment holes for attachment of an airbag unit,
the plurality of airbag attachment holes includes an upper airbag attachment hole that is provided at an uppermost position among the plurality of airbag attachment holes and a lower airbag attachment hole that is provided at a lowermost position among the plurality of airbag attachment holes, and
the first reinforcement portion is arranged to overlap the upper airbag attachment hole and the lower airbag attachment hole in the seat front-to-rear direction.