US 11,833,992 B2
Occupant restraining apparatus, and control system and method thereof
Seung-Kyu Kang, Hwaseong-si (KR)
Assigned to Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed by Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed on Aug. 3, 2022, as Appl. No. 17/880,330.
Claims priority of application No. 10-2021-0192715 (KR), filed on Dec. 30, 2021.
Prior Publication US 2023/0211748 A1, Jul. 6, 2023
Int. Cl. B60R 21/233 (2006.01); B60R 21/2338 (2011.01); B60R 21/08 (2006.01); B60R 21/02 (2006.01)
CPC B60R 21/233 (2013.01) [B60R 21/08 (2013.01); B60R 21/2338 (2013.01); B60R 2021/028 (2013.01); B60R 2021/23388 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An occupant restraining apparatus comprising:
a base to be fastened to a body of a vehicle;
a support having a first end hinge-connected to the base and a second end configured to support a deployed airbag; and
a bellows configured to be expanded by gas to pivot the support, wherein, during deployment of the airbag, the bellows is configured to receive the gas in concert with the deployment of the airbag;
a gas cartridge fixedly disposed on the base and configured to store the gas for expanding the bellows; and
an electric gas valve connecting the bellows and the gas cartridge and configured to allow the gas cartridge and the bellows to communicate with each other in response to detection of a collision of the vehicle, wherein the electric gas valve comprises:
a body comprising a channel through which the gas cartridge and the bellows communicate with each other;
an actuator configured to operate to open and close the channel; and
a drive part configured to drive the actuator to open the channel in response to the detection of the collision of the vehicle.