Patent ID: 7354064

Claim:
An air bag module ( 30 ) comprising: an air bag ( 50 ) and a tether ( 52 ) with one end secured to and movable with the air bag upon inflation of the air bag; a housing member ( 170 ) having at least first and second openings ( 150 ) spaced apart from each other, the housing member including an engagement surface located between the first and second openings, the tether is threaded through the openings, the housing member, the openings and tether are configured so the tether slides across the surface ( 172 a ) of the housing member during inflation of the air bag; and tether stopping means ( 82 ), including a clamp mechanism movable from an initial position disengaged from the tether to an engaged position in engagement with the tether during air bag inflation for stopping the tether and hence stopping movement of that portion of the air bag linked to the tether to limit the inflated size of the air bag.