Patent ID: 8047567

Claim:
A gas generator for a vehicle occupant restraint system, with at least one igniter ( 12 ), a pyrotechnic solid propellant bed ( 22 ), a combustion chamber ( 20 ) containing said propellant bed ( 22 ) and at least one wall part ( 24 ), said at least one wall part ( 24 ) being constructed so as to be elastic and defining a gas-directing channel in its interior ( 25 ), said channel reaching into said propellant bed ( 22 ), whereas said at least one wall part ( 24 ) extends into a first area of said propellant bed ( 22 ) in a non-activated condition, said first area of said propellant bed ( 22 ) being situated close to said igniter ( 12 ); and wherein the at least one wall part ( 24 ) is constructed so as to expand into a second area of said propellant bed ( 22 ) on activation of said gas generator, said second area of said propellant bed ( 22 ) being situated at the end of said combustion chamber ( 20 ) that is placed remotely from said igniter ( 12 ).