Patent ID: 11970127
Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A vehicle passenger seat airbag device comprising:
an airbag main body that is stored on a lower side of an instrument panel and configured to be located in front of an area from a knee to a shin of an occupant seated in a passenger seat of a vehicle, and that is partitioned by an upper partition member into a lower chamber configured to restrain a lower limb of the occupant and an upper chamber configured to restrain an upper body of the occupant; and
a flow straightening cylinder that is provided so as to be passed through the upper partition member inside the airbag main body and that distributes gas ejected from an inflator to the lower chamber and the upper chamber, wherein the flow straightening cylinder has a first length in a front-rear direction at a first central portion in a vehicle width direction in a region passing through the upper partition member, the first length is shorter than a portion other than the first central portion when the flow straightening cylinder expands and deploys due to ejection of the gas.