US 11,794,619 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 Dec. 14, 2021, as Appl. No. 17/550,075.
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 2022/0105842 A1, Apr. 7, 2022
Int. Cl. B60N 2/68 (2006.01); B60N 2/427 (2006.01); B60N 2/897 (2018.01)
CPC B60N 2/682 (2013.01) [B60N 2/427 (2013.01); B60N 2/42709 (2013.01); B60N 2/42745 (2013.01); B60N 2/68 (2013.01); B60N 2/686 (2013.01); B60N 2/897 (2018.02)] 20 Claims
OG exemplary drawing
 
1. A seat frame for a vehicle seat, comprising:
side frames that are arranged on right and left sides of the seat frame,
wherein
at least a side frame of the side frames includes a side frame side portion that forms a side portion of the side frame,
the side frame side portion is provided with a reinforcement portion that extends in an upper-to-lower direction and in a seat front-to-rear direction and a plurality of through-holes,
the plurality of through-holes includes an upper airbag attachment hole and a lower airbag attachment hole that is provided at a lower position than the upper airbag attachment hole for attachment of an airbag unit,
a portion of the reinforcement portion that extends in the seat front-to-rear direction
is elongated in the seat front-to-rear direction,
is a bead portion protruding from a surface on which the plurality of through-holes is formed,
is provided at a rear of the lower airbag attachment hole and at a position that overlaps the lower airbag attachment hole in the seat front-to-rear direction, and
extends towards the lower airbag attachment hole, and a longitudinal axis of the portion that is elongated in the front-to-rear direction overlaps the lower airbag attachment hole in a side view of the seat frame.