To provide a vehicular airbag capable of preventing the tension from being applied concentratedly to a sewn portion of an airbag body and a tether belt.

The airbag inflated and developed to protect an occupant when a vehicle is collided or the like, comprises an airbag body 1 formed by sewing a plurality of base cloths 1a in a bag shape, a tether belt 3 with one end thereof sewn to the airbag body 1 which stabilizes the developing behavior of the airbag body 1 and regulates the airbag body 1 developed to the predetermined position, and a stress dispersion part 5 which is provided in the vicinity of a sewn part 4 of the airbag body 1 and the tether belt 3 to carry the tension F in the tether belt 3 applied to the sewn portion 4 dispersively. Concentrated application of the tension F to the sewn part 4 of the airbag body 1 and the tether belt 3 can be prevented.

COPYRIGHT: (C)2008,JPO&INPIT