Patent ID: 11865996
Assignee: ZF PASSIVE SAFETY SYSTEMS US INC.
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 16:
17. A restraint system for helping to protect an occupant of a vehicle having a roof and a cabin with a seat for the occupant, comprising:
an airbag having a stored condition within a seat base of the vehicle seat and being inflatable to a deployed condition extending across the width of the seat in front of the occupant from outboard of the vehicle seat to inboard of the vehicle seat, wherein the airbag is configured to utilize the vehicle seat as a reaction surface for restraining the movement of the airbag in response to occupant penetration into the airbag;
at least one tether having a first end connected to the airbag and a second end connected to a seatback of the vehicle seat, the at least one tether being configured to transmit the energy of the occupant penetrating the airbag to the vehicle seatback, wherein the at least one tether comprises first and second tethers each having a first end connected to the airbag and a second end connected to the vehicle seat on opposite lateral sides of the vehicle seat; and
first and second tether actuation units that connect the second ends of the tethers to the vehicle seat, one of the tether actuation units being actuatable in response to detecting an out of position occupant to release one of the first and second tethers and allow the airbag to shift laterally in the cabin in response to occupant penetration.