Extended inflatable coverage of inflatable curtains
First Claim
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1. An inflatable curtain airbag module, comprising:
- an inflatable curtain having a top edge and a bottom edge, the inflatable curtain configured to be mounted to a vehicle;
a plurality of inflatable chambers disposed within the inflatable curtain, such that a first chamber is configured to receive inflation gas from adjacent the top edge of the inflatable curtain and a second chamber is configured to receive inflation gas from adjacent the bottom edge, without receiving inflation gas in the second chamber from the top edge of the inflatable curtain; and
a sail panel coupled to an attachment location on the vehicle, the sail panel coupled along a front edge of the inflatable curtain by a seam, having a first end and a second end, at an angle with respect to a direction of compaction of the inflatable curtain;
wherein the second chamber is configured to provide impact protection for a vehicular occupant below an A-pillar of the vehicle.
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Abstract
An inflatable curtain airbag module is disclosed. The airbag module may include an inflatable curtain that has several inflatable chambers, at least one of which provides impact protection below an A-pillar of a vehicle. The chamber below the A-pillar may be bottom-filled, while the other chambers are top-filled. The airbag module may also include a sail panel attached to the inflatable curtain at an angle with respect to a direction of compaction of the inflatable curtain.
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Citations
15 Claims
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1. An inflatable curtain airbag module, comprising:
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an inflatable curtain having a top edge and a bottom edge, the inflatable curtain configured to be mounted to a vehicle; a plurality of inflatable chambers disposed within the inflatable curtain, such that a first chamber is configured to receive inflation gas from adjacent the top edge of the inflatable curtain and a second chamber is configured to receive inflation gas from adjacent the bottom edge, without receiving inflation gas in the second chamber from the top edge of the inflatable curtain; and a sail panel coupled to an attachment location on the vehicle, the sail panel coupled along a front edge of the inflatable curtain by a seam, having a first end and a second end, at an angle with respect to a direction of compaction of the inflatable curtain; wherein the second chamber is configured to provide impact protection for a vehicular occupant below an A-pillar of the vehicle. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An inflatable curtain airbag module for providing impact protection along a side of a vehicle, the airbag module comprising:
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an inflatable curtain having a top edge, a bottom edge, a front edge, a back edge and a plurality of inflatable chambers disposed therein, such that a chamber adjacent the front edge is configured to deploy below an A-pillar of the vehicle; and a sail panel attached to the front edge of the inflatable curtain at an angle with respect to a direction of compaction of the inflatable curtain, the sail panel also configured to be coupled to an attachment location on the vehicle wherein the angle varies along the front edge of the inflatable curtain. - View Dependent Claims (10, 11, 12, 13, 14)
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15. An inflatable curtain airbag module for providing impact protection along a side of a vehicle, the airbag module comprising:
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an inflatable curtain having a top edge, a bottom edge, a front edge, a back edge and a plurality of inflatable chambers disposed therein, such that a chamber adjacent the front edge is configured to deploy below an A-pillar of the vehicle; and a sail panel attached to the front edge of the inflatable curtain at an angle with respect to a direction of compaction of the inflatable curtain, the sail panel also configured to be coupled to an attachment location on the vehicle; wherein the plurality of inflatable chambers are at least partially defined by internal seams that extend from the bottom edge of the inflatable curtain toward, but not reaching, the top edge, except that the chamber adjacent the front edge is at least partially defined by an internal seam that extends from the top edge toward, but not reaching, the bottom edge.
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Specification