US 12,233,810 B2
Occupant protection device
Koichi Mashiko, Tokyo (JP); and Takehiro Kurihara, Tokyo (JP)
Assigned to SUBARU CORPORATION, Tokyo (JP)
Filed by SUBARU CORPORATION, Tokyo (JP)
Filed on Nov. 20, 2023, as Appl. No. 18/514,750.
Claims priority of application No. 2022-198410 (JP), filed on Dec. 13, 2022.
Prior Publication US 2024/0190378 A1, Jun. 13, 2024
Int. Cl. B60R 21/233 (2006.01); B60R 21/232 (2011.01); B60R 21/2334 (2011.01)
CPC B60R 21/233 (2013.01) [B60R 21/232 (2013.01); B60R 21/2334 (2013.01)] 13 Claims
OG exemplary drawing
 
1. An occupant protection device for a vehicle, the occupant protection device comprising:
a first bag configured to deploy in front of an occupant of the vehicle;
a second bag configured to deploy adjacent to the first bag; and
a deployment controller configured to select, according to a collision mode, a first deployment mode in which the first bag deploys and the second bag does not deploy and a second deployment mode in which the first bag and the second bag deploy,
wherein the first bag comprises:
a first air chamber;
a second air chamber that extends from the first air chamber toward the second bag; and
a communication flow path configured to supply deployment gas from the first air chamber to the second air chamber, and
wherein the communication flow path includes:
a third air chamber provided between the first air chamber and the second air chamber;
a first partition wall provided between the first air chamber and the third air chamber:
a second partition wall provided between the second air chamber and the third air chamber;
a first opening provided in the first partition wall; and
a second opening provided in the second partition wall, the second opening being offset from the first opening when viewed from a normal direction of the first partition wall and the second partition wall.