Airbag
First Claim
Patent Images
1. An airbag system for a vehicle, comprising:
- an inflatable rear curtain airbag configured to deploy adjacent a rear window positioned between rear pillars in the vehicle, wherein the rear curtain airbag includes an inflatable central region positioned between the rear pillars and first and second inflatable pillar lobes, wherein each of the first and second pillar lobes are positioned adjacent one of the rear pillars;
an uninflatable sail panel attached to the rear curtain airbag, the sail panel being coupled at one end to a side roof rail above a side window and at an opposite end to one of the first and second pillar lobes, wherein the uninflatable sail panel covers at least a portion of the side window;
a housing for the rear curtain airbag; and
an inflator configured to provide inflation gas for inflating the rear curtain airbag,wherein the housing, rear curtain airbag, and inflator are mounted to a roof of the vehicle,wherein the rear curtain airbag is configured to bend along a substantially vertically extending first bend line dividing the central region from the first pillar lobe, andwherein the rear curtain airbag is configured to bend along a substantially vertically extending second bend line dividing the central region from the second pillar lobe, andwherein the first and second bend lines each include a zero depth tether.
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Accused Products
Abstract
An airbag system for a vehicle includes an inflatable rear curtain airbag configured to deploy adjacent a rear window positioned between rear pillars in the vehicle, a housing for the rear curtain airbag, and an inflator to inflate the rear curtain airbag. The housing, rear curtain airbag, and inflator are mounted to a roof of the vehicle. The rear curtain airbag is configured to deploy to prevent ejection of an occupant out of the rear window and to prevent objects intruding through the rear window from contacting an occupant.
29 Citations
13 Claims
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1. An airbag system for a vehicle, comprising:
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an inflatable rear curtain airbag configured to deploy adjacent a rear window positioned between rear pillars in the vehicle, wherein the rear curtain airbag includes an inflatable central region positioned between the rear pillars and first and second inflatable pillar lobes, wherein each of the first and second pillar lobes are positioned adjacent one of the rear pillars; an uninflatable sail panel attached to the rear curtain airbag, the sail panel being coupled at one end to a side roof rail above a side window and at an opposite end to one of the first and second pillar lobes, wherein the uninflatable sail panel covers at least a portion of the side window; a housing for the rear curtain airbag; and an inflator configured to provide inflation gas for inflating the rear curtain airbag, wherein the housing, rear curtain airbag, and inflator are mounted to a roof of the vehicle, wherein the rear curtain airbag is configured to bend along a substantially vertically extending first bend line dividing the central region from the first pillar lobe, and wherein the rear curtain airbag is configured to bend along a substantially vertically extending second bend line dividing the central region from the second pillar lobe, and wherein the first and second bend lines each include a zero depth tether. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. An airbag system for a vehicle, comprising:
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an inflatable rear curtain airbag configured to deploy adjacent a rear window positioned between rear pillars in the vehicle, wherein the rear curtain airbag includes an inflatable central region positioned between the rear pillars and first and second inflatable pillar lobes, wherein each of the first and second pillar lobes are positioned adjacent one of the rear pillars; a housing for the rear curtain airbag; an inflator configured to provide inflation gas for inflating the rear curtain airbag; an external deployment strap connected at one end to the rear curtain airbag, wherein the deployment strap is configured to control a position of the rear curtain airbag when deployed; and a rear tether rod fixed to one of the rear pillars in the vehicle, wherein a second end of the external deployment strap is connected to the rear tether rod and configured to slide along the rear tether rod during deployment of the rear curtain airbag, wherein the one end of the external deployment strap is fixed to the rear curtain airbag at a zero depth tether forming a bend line dividing the central region of the airbag from the pillar lobe located adjacent to the one of the rear pillars, and wherein the rear tether rod is positioned behind at least one of the first and second inflatable pillar lobes and in front of the rear window.
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Specification