Airbag with compensating volume
First Claim
1. A curtain airbag for an airbag module comprising(a) a first chamber having an outwardly gastight design,(b) a gas feeding device capable of substantially distributing gas over the length of the first chamber.(c) at least one second chamber having an outwardly gastight design.(d) at least one sealed-off region positioned in a portion of the first chamber where impact by an occupant is not possible, and(e) a valve device formed by a tear-open seam, which makes it possible for gas to flow over from the first chamber into the second chamber only when a predetermined pressure is reached in the first chamber on account of impact of a vehicle occupant with the airbag.
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Accused Products
Abstract
The invention relates to an airbag for an airbag module having a first chamber, which can be connected to a gas feeding device, at least one second chamber and a valve device, which makes it possible for gas to flow over from the first chamber into the second chamber only when a predetermined pressure is reached in the first chamber on account of impact of a vehicle occupant with the airbag.
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Citations
7 Claims
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1. A curtain airbag for an airbag module comprising
(a) a first chamber having an outwardly gastight design, (b) a gas feeding device capable of substantially distributing gas over the length of the first chamber. (c) at least one second chamber having an outwardly gastight design. (d) at least one sealed-off region positioned in a portion of the first chamber where impact by an occupant is not possible, and (e) a valve device formed by a tear-open seam, which makes it possible for gas to flow over from the first chamber into the second chamber only when a predetermined pressure is reached in the first chamber on account of impact of a vehicle occupant with the airbag.
Specification