US 12,447,919 B1
Roof rail airbag assembly
Vinay Genthikatti, Lake Orion, MI (US); Liqiang Lin, Rochester Hills, MI (US); and Brian Bigler, Troy, MI (US)
Assigned to GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US)
Filed by GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US)
Filed on Aug. 28, 2024, as Appl. No. 18/817,496.
Int. Cl. B60R 21/201 (2011.01); B60R 21/213 (2011.01)
CPC B60R 21/201 (2013.01) [B60R 21/213 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A roof rail airbag system of a vehicle, comprising:
a roof rail airbag (RRAB); and
a wrap assembly configured to retain the RRAB when the RRAB is in an uninflated state;
wherein the wrap assembly is spaced apart from the RRAB at least partially around an RRAB perimeter;
wherein the wrap assembly includes:
two or more wrap segments; and
a stitch portion to connect the two or more wrap segments and enclose a segment of the RRAB inside of the wrap assembly;
wherein the stitch portion is configured to be a failure location of the wrap assembly during inflation of the RRAB; and
wherein, in an installed position in the vehicle, the stitch portion is disposed vertically above the RRAB.