US Patent 10501044 Curtain airbag apparatus

A curtain airbag apparatus may include: a curtain airbag cushion installed on an inner side surface of a vehicle including a first chamber configured to be inflated and deployed from a collapsed position as gas is injected therein from an inflator into an expanded position covering the inner side surface of the vehicle; and a first restraint part disposed toward a side of a driver airbag cushion to limit expansion of the curtain airbag cushion and form a restraint recess in the curtain airbag cushion to allow the driver airbag cushion to be fitted into the restraint recess such that the first chamber supports the driver airbag cushion in the expanded position.