US 11,738,710 B2
Gas generator, airbag module, vehicle safety system and method for producing a gas generator
Karl Englbrecht, Erharting (DE); and Vadim Kolbin, Haar (DE)
Assigned to ZF Airbag Germany GmbH, Aschau a-Inn (DE)
Appl. No. 17/295,695
Filed by ZF Airbag Germany GmbH, Aschau a. Inn (DE)
PCT Filed Oct. 24, 2019, PCT No. PCT/EP2019/078987
§ 371(c)(1), (2) Date May 20, 2021,
PCT Pub. No. WO2020/114676, PCT Pub. Date Jun. 11, 2020.
Claims priority of application No. 102018131323.3 (DE), filed on Dec. 7, 2018.
Prior Publication US 2021/0402950 A1, Dec. 30, 2021
Int. Cl. B60R 21/272 (2006.01); B60R 21/217 (2011.01); B60R 21/264 (2006.01); B60R 21/26 (2011.01)
CPC B60R 21/272 (2013.01) [B60R 21/217 (2013.01); B60R 21/2644 (2013.01); B60R 2021/26076 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A gas generator for a vehicle safety system, with a longitudinal axis, an outer housing in the form of a compressed-gas container which, in an inoperative state of the gas generator, is filled with compressed gas, wherein the outer housing is closed at one housing end with a closure element by a welded joint, wherein the closure element extends along the longitudinal axis from the welded joint into the outer housing and protrudes outwardly from the outer housing along the longitudinal axis, wherein the outer housing has at least one bead for mechanically relieving the welded joint, wherein a bead base of the bead is arranged in a region of an axial longitudinal extent of the closure element and wherein the bead has a bead opening angle with a value ranging from 160° to 170°.