US 12,296,775 B2
Seat airbag for vehicle
Sang Won Hwangbo, Yongin-si (KR); and Choong Ryung Lee, Yongin-si (KR)
Assigned to HYUNDAI MOBIS CO., LTD., Seoul (KR)
Filed by HYUNDAI MOBIS CO., LTD., Seoul (KR)
Filed on May 27, 2022, as Appl. No. 17/826,937.
Claims priority of application No. 10-2021-0072221 (KR), filed on Jun. 3, 2021; and application No. 10-2021-0072923 (KR), filed on Jun. 4, 2021.
Prior Publication US 2022/0388472 A1, Dec. 8, 2022
Int. Cl. B60R 21/233 (2006.01); B60R 21/00 (2006.01); B60R 21/207 (2006.01); B60R 21/231 (2011.01); B60R 21/2338 (2011.01)
CPC B60R 21/233 (2013.01) [B60R 21/207 (2013.01); B60R 21/23138 (2013.01); B60R 21/2338 (2013.01); B60R 2021/0004 (2013.01); B60R 2021/0006 (2013.01); B60R 2021/23107 (2013.01); B60R 2021/23146 (2013.01); B60R 2021/23386 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A seat airbag for a vehicle having a seat and a seatback, the seat airbag comprising:
(1) an airbag cushion comprising:
first and second lateral cushions configured to deploy in a forward direction of the vehicle respectively from first and second lateral sides of the seatback; and
first and second front cushions configured, when deployed, to extend from a front end portion of the first and second lateral cushions, respectively, toward a space above a center of the seat of the vehicle and be positioned in front of a driver or passenger seated on the seat; and
(2) a plurality of support tethers configured to support the first and second front cushions when the driver or passenger is moved onto the first and second front cushions, the plurality of support tethers comprising:
a first support tether extending from a plurality of upper portions of the first front cushion to a first upper portion of the seatback, or extending from a plurality of lower portions of the first front cushion to a first lower portion of the seatback; and
a second support tether extending from a plurality of upper portions of the second front cushion to a second upper portion of the seatback, or extending from a plurality of lower portions of the second front cushion to a second lower portion of the seatback,
wherein the first front cushion comprises:
a bent portion coupled to the front end portion of the first lateral cushion; and
an extension portion extending from the bent portion toward the space above the center of the seat,
wherein the first support tether comprises:
an upper tether extending from an upper portion of the bent portion and an upper portion of the extension portion of the first front cushion to the first upper portion of the seatback; and
a lower tether extending from a lower portion of the bent portion and a lower portion of the extension portion of the first front cushion to the first lower portion of the seatback, and
wherein the upper tether comprises:
a first end portion coupled to the first upper portion of the seatback; and
a pair of second end portions respectively coupled to the upper portion of the bent portion and the upper portion of the extension portion of the first front cushion.