US 12,257,972 B2
Side airbag device
Yuto Kobayashi, Kanagawa (JP); and Mitsuo Nogami, Kanagawa (JP)
Assigned to Autoliv Development AB, Vargarda (SE)
Appl. No. 17/905,803
Filed by Autoliv Development AB, Vargarda (SE)
PCT Filed Feb. 6, 2021, PCT No. PCT/JP2021/004469
§ 371(c)(1), (2) Date Sep. 7, 2022,
PCT Pub. No. WO2021/181970, PCT Pub. Date Sep. 16, 2021.
Claims priority of application No. 2020-042631 (JP), filed on Mar. 12, 2020.
Prior Publication US 2024/0217472 A1, Jul. 4, 2024
Int. Cl. B60R 21/231 (2011.01); B60R 21/207 (2006.01); B60R 21/261 (2011.01)
CPC B60R 21/23138 (2013.01) [B60R 21/207 (2013.01); B60R 21/261 (2013.01); B60R 2021/23146 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A side airbag device stowed in a side support part of a vehicle seat, comprising:
an airbag capable of expanding and deploying toward a front side from the side support part;
an inflator that supplies expansion gas to the airbag; and
a bracket that retains the airbag in a compressed state; wherein
the inflator is secured to an inner side (occupant side) of a side frame of the vehicle seat, and
the bracket has a rear region that covers a rear side of the airbag in the compressed state and an inner region that extends continuously forward from the rear region between an inner side of the airbag and a seat pad, the bracket further includes a front end portion that curves outward relative to the inner region of the bracket to cover a portion of the airbag with the airbag disposed directly between the inflator and the front end portion,
wherein the bracket has an opening portion on the front side of the airbag.