US 11,851,018 B2
Seat airbag device for vehicle and method of controlling operation thereof
Il Chang Sung, Hwaseong-si (KR); and Sang Won Hwangbo, Yongin-si (KR)
Assigned to HYUNDAI MOTOR COMPANY, Seoul (KR); KIA CORPORATION, Seoul (KR); and HYUNDAI MOBIS CO., LTD., Seoul (KR)
Filed by Hyundai Motor Company, Seoul (KR); Kia Corporation, Seoul (KR); and HYUNDAI MOBIS CO., LTD., Seoul (KR)
Filed on Jun. 14, 2022, as Appl. No. 17/840,012.
Claims priority of application No. 10-2021-0118346 (KR), filed on Sep. 6, 2021.
Prior Publication US 2023/0077128 A1, Mar. 9, 2023
Int. Cl. B60R 21/207 (2006.01); B60R 21/231 (2011.01); B60R 21/233 (2006.01); B60R 21/2338 (2011.01); B60R 21/239 (2006.01); B60R 21/00 (2006.01)
CPC B60R 21/207 (2013.01) [B60R 21/233 (2013.01); B60R 21/239 (2013.01); B60R 21/2338 (2013.01); B60R 21/23138 (2013.01); B60R 2021/0004 (2013.01); B60R 2021/0006 (2013.01); B60R 2021/0009 (2013.01); B60R 2021/0044 (2013.01); B60R 2021/0048 (2013.01); B60R 2021/0055 (2013.01); B60R 2021/23146 (2013.01); B60R 2021/23308 (2013.01); B60R 2021/23386 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A seat airbag apparatus for a vehicle, the seat airbag apparatus comprising:
a side cushion configured to be deployed from a seatback of the vehicle to protrude forward and be located at a side of an occupant;
a front cushion configured to be extended from the side cushion and deployed from the side cushion to protrude in front of the occupant;
a first inflator fixed to the seatback and configured to generate airbag gas to deploy the side cushion when the first inflator is operated; and
a second inflator fixed to the seatback and configured to generate airbag gas to deploy the front cushion when the second inflator is operated,
wherein the side cushion, the front cushion, the first inflator and the second inflator are provided on a lateral side of the seatback, and a second side cushion, a second front cushion, and a second pair of first and second inflators are provided on the other lateral side of the seatback.