Gas bag
First Claim
1. A gas bag for a vehicle occupant restraining system being inflatable from a folded to an inflated state in case of an accident, comprising a gas bag wall which is defined by several fabric layers being superposed in said inflated state and which has at least one discharge opening with a cross section, said fabric layers having openings which overlap each other to define said discharge opening and being adapted to be displaced relative to each other dependent on the internal gas bag pressure to vary said cross section of said discharge opening, a change in said cross section being reversible.
1 Assignment
0 Petitions
Accused Products
Abstract
A gas bag for a vehicle occupant restraining system is inflatable from a folded to an inflated state in case of an accident. The gas bag includes a gas bag wall which is defined by several fabric layers being superposed in the inflated state. The gas bag has at least one discharge opening with a cross section. The fabric layers have openings which overlap each other to define the discharge opening and can be displaced relative to each other dependent on the internal gas bag pressure to vary the cross section of the discharge opening.
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Citations
12 Claims
- 1. A gas bag for a vehicle occupant restraining system being inflatable from a folded to an inflated state in case of an accident, comprising a gas bag wall which is defined by several fabric layers being superposed in said inflated state and which has at least one discharge opening with a cross section, said fabric layers having openings which overlap each other to define said discharge opening and being adapted to be displaced relative to each other dependent on the internal gas bag pressure to vary said cross section of said discharge opening, a change in said cross section being reversible.
Specification