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US 9,428,141 B2Granted
Driver airbag apparatus
AssigneeHyundai Mobis Co., Ltd.
InventorHae Wook Kwon
Life of this patent
Estimating the term…
Abstract
Provided is a driver airbag apparatus capable of adjusting deployment pressure of an airbag by adjusting an amount of gas discharged to the outside of the airbag. To this end, according to the airbag apparatus according to an exemplary embodiment of the present invention, a vent cover and a tether are installed to the airbag, and a vent hole formed in the airbag is opened or shielded by the vent cover and the tether.
Claims12
A driver airbag apparatus comprising:
- an airbag which is inflated when gas flows into the airbag, and has a vent hole through which gas is discharged, and a cushion hole which is formed to be adjacent to the vent hole;
- a vent cover which is coupled to an outer surface of the airbag so as to correspond to the vent hole;
- and
- a tether which penetrates the cushion hole and the vent cover, and pulls the vent cover when the airbag is inflated so that the vent cover shields the vent hole,
- wherein both ends of the tether are coupled to an inner surface of the airbag.
2 more elements
A driver airbag apparatus comprising:
- an airbag which is inflated when gas flows into the airbag, and has a vent hole through which gas is discharged, and a cushion hole which is formed to be adjacent to the vent hole;
- a vent cover which is coupled to an outer surface of the airbag so as to correspond to the vent hole;
- and
- a tether which penetrates the cushion hole and the vent cover, and pulls the vent cover when the airbag is inflated so that the vent cover shields the vent hole,
- wherein one end of the vent cover is inserted into the cushion hole and disposed in the airbag, and a blocking protrusion, which is larger than the cushion hole, is formed at one end of the vent cover.
2 more elements
A driver airbag apparatus comprising:
- an airbag which is inflated when gas flows into the airbag, and has a vent hole through which gas is discharged, and a cushion hole which is formed to be adjacent to the vent hole;
- a vent cover which is coupled to an outer surface of the airbag so as to correspond to the vent hole;
- and
- a tether which penetrates the cushion hole and the vent cover, and pulls the vent cover when the airbag is inflated so that the vent cover shields the vent hole,
- wherein the number of vent holes is more than one, the vent holes include a first vent hole and a second vent hole, and the number of vent covers is more than one, and the vent covers include a first vent cover which is disposed to correspond to the first vent hole, and a second vent cover which is disposed to correspond to the second vent hole,
- wherein the cushion hole is disposed between the first vent hole and the second vent hole.
3 more elements
Dependencies are inferred from the claim text.