An object of the present invention to provide a mobile airbag apparatus effectively restraint of the occupant of the diagonally forward a simple structure.
An airbag apparatus according to the present invention operates by a signal from a sensor for detecting a vehicle collision, the inflator and to release the inflation gas; and an air bag to be inflated, deployed by the inflation gas. The airbag includes a first airbag and which expand in front of the occupant sitting on the seat to restrain the forward movement of the said passenger; is connected to the passenger compartment central side portion of said first air bag , and a second air bag for restraining the movement of the obliquely forward of the occupant during deployment. The collision sensor includes a first collision type without rotation of the vehicle is possible to determine a second collision type with the rotation in the horizontal plane of the vehicle, when the second collision type occurs only, to deploy the second airbag.
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