Patent ID: 7581750

Claim:
An airbag device for rollover countermeasure of a vehicle, in which a rear window is disposed so as to slant gently and thereby be substantially located above a seat back in a use position of a rear seat that is disposed in a cabin in such a manner that an upper edge of the rear window is located in front of an upper end of the seat back in the use position of the rear seat, comprising: a rollover judging device operative to judge a vehicle rollover by detecting or predicting the vehicle rollover; and an inflatable airbag, the airbag being placed at a portion near the upper edge of the rear window so as to extend at least in a vehicle width direction in a folded state thereof, wherein said airbag is configured so as to be inflated toward a vehicle rear along the rear window in a curtain shape from the portion near the upper edge of the rear window so as to cover at least a front-half portion of the rear window from the upper edge of the rear window, beyond a position of the rear window that is located right above the upper end of the seat back in the use position of the rear seat, to a position of the rear window that is located behind the upper end of the seat back in the use position of the rear seat when the vehicle rollover is judged by said rollover judging device.