Roof airbag for vehicle
AssigneeHyundai Mobis Co., Ltd.
InventorByung Ho Min
Life of this patent
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Abstract
Proposed is a roof airbag that is disposed at the roof of a vehicle and is deployed into an interior space of the vehicle. A bracket is provided to the roof. An inflator is connected to the bracket and configured to discharge an inflation gas when operated. An airbag cushion is provided to an airbag cover connected to the bracket in a foldable way and deployed into an interior space of the vehicle by the inflation gas supplied by the inflator. A tether is configured such that one end thereof is fixed to the roof side, and the other end of which is connected to the airbag cushion. The tether supports the airbag cushion so that, when the airbag cushion is deployed, the airbag cushion is deployed toward a seat.
Claims11
A roof airbag disposed at a roof of a vehicle and configured to deploy into an interior space of the vehicle, the roof airbag comprising:
- a bracket disposed at the roof;
- one or more inflators connected to the bracket and configured to discharge an inflation gas;
- an airbag cover connected to the bracket;
- an airbag cushion folded in the airbag cover and configured to deploy into an interior space of the vehicle when supplied with the inflation gas discharged from the inflator;
- one or more tethers, each having a first end coupled to the roof and a second end coupled to the airbag cushion, and configured to support the airbag cushion such that the airbag cushion is deployed toward a seat of the vehicle;
- and
- a fastening member disposed on the roof and extending through the bracket and the airbag cover,
- wherein the airbag cushion has first and second chambers respectively disposed on first and second sides of the vehicle with respect to the fastening member.
A roof airbag disposed at a roof of a vehicle and configured to deploy into an interior space of the vehicle, the roof airbag comprising:
- a bracket disposed at the roof;
- one or more inflators connected to the bracket and configured to discharge an inflation gas;
- an airbag cover connected to the bracket;
- an airbag cushion folded in the airbag cover and configured to deploy into an interior space of the vehicle when supplied with the inflation gas discharged from the inflator;
- one or more tethers, each having a first end coupled to the roof and a second end coupled to the airbag cushion, and configured to support the airbag cushion such that the airbag cushion is deployed toward a seat of the vehicle;
- and
- an airflow path along which the inflation gas flows when the inflation gas is supplied by the inflator to an interior of the airbag cushion, wherein the airflow path includes:
- a first airflow path along which the inflation gas flows to outskirts of the airbag cushion when the inflation gas is discharged from the inflator;
- and
- a second airflow path branched off from the first airflow path, wherein the inflation gas flows along the second airflow path to a central portion of the airbag cushion,
- wherein the first airflow path has a shape corresponding to that of an edge of the outskirts of the airbag cushion.
Dependencies are inferred from the claim text.