Passenger seat airbag device
AssigneeAutoliv Development AB
InventorsKaname TANAKA, Kazuki FUJIWARA, Kazuhiro ABE
Life of this patent
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Abstract
An airbag device that is stowed in the instrument panel of a vehicle in order to protect an occupant in a passenger seat and includes an inflator for generating expansion gas along with an airbag that inflates and deploys toward the occupant side via gas released from the inflator. The airbag is connected to the inflator and includes a main chamber positioned in front of the occupant properly seated during deployment and a sub chamber connected to at least one side of the main chamber. An inner vent through which gas flows, is formed at a boundary portion of the main chamber and the sub chamber. Furthermore, a check valve for opening and closing the inner vent is provided.
Claims16
An airbag device stowed in an instrument panel of a vehicle to protect an occupant in a passenger seat, the airbag device comprising:
- an inflator for generating expansion gas;
- and
- an airbag that expands and deploys toward an occupant side by gas released from the inflator;
- wherein
- the airbag is connected to the inflator and includes a main chamber positioned in an area including the front of an occupant properly seated during deployment and a sub chamber connected to at least one side surface of the main chamber,
- an inner vent through which gas flows is formed in a boundary portion of the main chamber and the sub chamber, and
- a check valve is provided for opening and closing the inner vent.
Dependencies are inferred from the claim text.