Patent ID: 11926278
Assignee: DAICEL CORPORATION
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 20:
21. An airbag device, comprising:
a seat frame that forms a skeleton of a vehicle seat on which an occupant of a vehicle sits;
an airbag that is disposed on a backrest portion that supports a back of the occupant in the vehicle seat and that is deployed by supply of gas;
a gas generator that is disposed at a seating surface portion that supports buttocks of the occupant in the vehicle seat and that generates gas to be supplied to the airbag; wherein a part that is a portion of the seat frame and includes at least a portion of a back frame forming a skeleton of the backrest portion, is formed as a flow tube that connects to the airbag to supply gas generated by the gas generator to the airbag; and
a conduit that guides the gas from the gas generator to the flow tube; wherein
the seat frame includes a rotating shaft portion that forms a rotating shaft of the back frame for reclining the backrest portion,
a part that is a portion of the seat frame and includes at least a portion of the back frame and at least a portion of the rotating shaft portion, is formed as the flow tube, and
the conduit is connected to at least a portion of the rotating shaft portion in the flow tube.