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US 11,590,923 B2Granted
Roof mounted airbag
AssigneeHyundai Mobis Co., Ltd.
InventorsGa Ram Jeong, Sang Won Hwangbo, Hae Kwon Park
Life of this patent
Estimating the term…
Abstract
A roof mounted airbag is proposed. The roof mounted airbag includes: an airbag cushion having an upper portion fixed to a roof of a vehicle and configured to be expanded downward when gas is supplied therein; a vent hole formed on the airbag cushion, and configured to discharge the gas in the airbag cushion to the outside of the airbag cushion during opening of the vent hole; and a closing tether having a first end fixed to the roof of the vehicle, and a second end connected to the vent hole to close the vent hole when tension is applied thereto.
Claims8
A roof mounted airbag comprising:
- an airbag cushion having (1) an upper portion coupled to a roof of a vehicle and configured to expand downward when gas is supplied to the airbag cushion and (2) a vent hole configured, when opened, to externally discharge the gas supplied to the airbag cushion;
- and
- a closing tether having a first end connected to the roof of the vehicle and a second end having a cover configured to at least partially close the vent hole when a tension is applied to the closing tether, wherein the cover is completely separated from the vent hole when the tension applied to the closing tether is released,
- wherein the vent hole is closed by the cover before the airbag cushion expands, and the cover is removed from the vent hole by an internal pressure of the airbag cushion.
1 more element
Dependencies are inferred from the claim text.