Patent ID: 7497469

Claim:
An airbag for a vehicle occupant restraint system, including an airbag wall ( 14 ) having a gas outlet opening ( 26 ), and a control strap ( 16 ) extending through an interior of said airbag along an airbag depth (y) that is defined by a distance between two airbag wall areas ( 27 , 28 ), said airbag wall areas ( 27 , 28 ) being situated opposite to each other and said airbag wall areas ( 27 , 28 ) being joined to one another by said control strap ( 16 ), a wall section ( 20 ) being turned one of into and out of said interior of said inflated airbag ( 10 ), depending on said airbag depth (y), such that, in response to a displacement of said control strap ( 16 ), said airbag ( 10 ) can be moved from a first outer contour, in which said airbag has a first depth (y) and said wall section ( 20 ) is turned into said interior of said airbag, to a second outer contour, in which said airbag has a second depth (y) being less than said first depth and said wall section ( 20 ) is turned out of said interior of said airbag ( 10 ), said airbag ( 10 ) having a closure ( 18 ) for said gas outlet opening ( 26 ), said closure being connected to said control strap ( 16 ) and to said wall section ( 20 ), said closure ( 18 ) being able to be actively moved in a first direction by said control strap ( 16 ) and in a second, opposite direction by said wall section ( 20 ) in order to continuously regulate an outflow cross section of said gas outlet opening ( 26 ).