Airbag and airbag apparatus
First Claim
1. An airbag comprising:
- an occupant-facing surface, a rear surface opposite to the occupant-facing surface, and a side surface in an expanded state,a first venthole provided on the rear surface or the side surface,a lid member having at least one end side coupled with the airbag and the other end side not coupled therewith,a constantly-open second venthole provided in an area in the airbag on the other end side of the lid member, which is not covered by the lid member, anda connecting member for connecting the other end side of the lid member and the occupant-facing surface, said connecting member passing through the constantly-open second venthole and an inside of the airbag,wherein when the airbag is expanded, the lid member is under strain along an outer surface of the airbag and is made to overlap the first venthole by being pulled in a direction where the other end side of the lid member becomes separated from the one end side via the connecting member, and thereby the first venthole is closed or opened by a small amount, andwherein the lid member becomes separated from the first venthole by an occupant coming to contact with the expanded airbag and causes the occupant-facing surface to retreat, and thereby the first venthole is opened or opened by a large amount.
5 Assignments
0 Petitions
Accused Products
Abstract
An airbag and airbag apparatus in which a venthole is closed or opened by a small amount until an occupant hits the airbag, and the venthole is opened or opened by a large amount when the occupant hits the airbag. Inner panels 22A and 22B are provided inside of an airbag 10. Ventholes 18 and 18A allowing an inside and an outside of the airbag 10 to communicate with each other are provided in a rear panel 14. A lid member 60 for covering the venthole is provided on an outer surface side of the rear panel 14. The venthole 18A is a constantly-open type venthole that is not covered by means of the lid member 60. A tether 70 couples the lid member 60 with the inner panels 22A and 22B through the constantly-open type venthole 18A.
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Citations
26 Claims
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1. An airbag comprising:
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an occupant-facing surface, a rear surface opposite to the occupant-facing surface, and a side surface in an expanded state, a first venthole provided on the rear surface or the side surface, a lid member having at least one end side coupled with the airbag and the other end side not coupled therewith, a constantly-open second venthole provided in an area in the airbag on the other end side of the lid member, which is not covered by the lid member, and a connecting member for connecting the other end side of the lid member and the occupant-facing surface, said connecting member passing through the constantly-open second venthole and an inside of the airbag, wherein when the airbag is expanded, the lid member is under strain along an outer surface of the airbag and is made to overlap the first venthole by being pulled in a direction where the other end side of the lid member becomes separated from the one end side via the connecting member, and thereby the first venthole is closed or opened by a small amount, and wherein the lid member becomes separated from the first venthole by an occupant coming to contact with the expanded airbag and causes the occupant-facing surface to retreat, and thereby the first venthole is opened or opened by a large amount. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
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Specification