Airbag apparatus
First Claim
1. An airbag apparatus comprising an airbag which is formed as a bag body by connecting a plurality of panels via seaming and is folded and housed in an instrument panel, and an inflator, wherein:
- said airbag comprises;
a multi-layered connecting portion that connects at least three layers of said panels; and
a height regulating portion that regulates a dimension of a height direction of said airbag from an upper surface of said instrument panel in an initial stage of an inflation and deployment process of said airbag; and
said multi-layered connecting portion is positioned further toward a vehicle rear side than said height regulating portion, in a state where said airbag apparatus is mounted to a vehicle, andsaid airbag in a folded and housed state comprises;
a front folded portion positioned on a windshield side; and
a rear folded portion positioned opposite said windshield side of said front folded portion;
said height regulating portion includes said front folded portion; and
said multi-layered connecting portion is positioned between said front folded portion and said rear folded portion.
7 Assignments
0 Petitions
Accused Products
Abstract
An airbag apparatus is provided including an airbag which is formed as a bag body by connecting a plurality of panels via seaming and is folded and housed in an instrument panel, and an inflator, wherein: in one form the airbag includes: a multi-layered connecting portion that connects at least three layers of the panels; and a height regulating portion that regulates a dimension of a height direction of the airbag from an upper surface of the instrument panel in an initial stage of an inflation and deployment process of the airbag; and the multi-layered connecting portion is positioned further toward a vehicle rear than the height regulating portion, in a state where the airbag apparatus is mounted to a vehicle.
20 Citations
5 Claims
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1. An airbag apparatus comprising an airbag which is formed as a bag body by connecting a plurality of panels via seaming and is folded and housed in an instrument panel, and an inflator, wherein:
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said airbag comprises; a multi-layered connecting portion that connects at least three layers of said panels; and a height regulating portion that regulates a dimension of a height direction of said airbag from an upper surface of said instrument panel in an initial stage of an inflation and deployment process of said airbag; and said multi-layered connecting portion is positioned further toward a vehicle rear side than said height regulating portion, in a state where said airbag apparatus is mounted to a vehicle, and said airbag in a folded and housed state comprises; a front folded portion positioned on a windshield side; and a rear folded portion positioned opposite said windshield side of said front folded portion; said height regulating portion includes said front folded portion; and said multi-layered connecting portion is positioned between said front folded portion and said rear folded portion. - View Dependent Claims (2, 3, 4)
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5. An airbag apparatus comprising an airbag which is formed as a bag body by connecting a plurality of panels via seaming and is folded and housed in an instrument panel, and an inflator, wherein:
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said airbag comprises; a multi-layered connecting portion that connects at least three layers of said panels; and a height regulating portion that regulates a dimension of a height direction of said airbag from an upper surface of said instrument panel in an initial stage of an inflation and deployment process of said airbag; and said multi-layered connecting portion is positioned further toward a vehicle rear side than said height regulating portion, in a state where said airbag apparatus is mounted to a vehicle, wherein said airbag in a folded and housed state comprises; a front folded portion positioned on a windshield side; and a rear folded portion positioned opposite said windshield rear side of said front folded portion; said height regulating portion includes said front folded portion; and said multi-layered connecting portion is positioned between said front folded portion and said rear folded portion, said front folded portion of said airbag comprises a number of folds that is less than a number of folds of said rear folded portion, said front folded portion and said rear folded portion of said airbag each include a roll-shaped fold that rolls toward said vehicle rear side, said airbag is formed by connecting an outer panel and an inner panel via seaming, and comprises a left airbag portion and a right airbag portion; and said multi-layered connecting portion is a connecting portion that connects said outer panel and said inner panel with a reinforcement panel, and said connecting portion is positioned at a contact side of an upper portion of said left airbag portion and said right airbag portion, the contact side contacting with said windshield in a final inflated and deployed state.
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Specification