Patent ID: 6929285

Claim:
An air bag comprising: a pair of bag cloths, wherein the pair includes a first bag cloth forming an occupant side surface during deployment of the air bag and second bag cloth forming a vehicle body side surface during deployment of the air bag, and wherein respective outer peripheral edges of said first and second bag cloths are joined to form an outer peripheral edge of said air bag; and a pair of drawing strips provided in said air bag, wherein each drawing strip connects the outer peripheral edge of said air bag to a vicinity of a center of said air bag inside said air bag, wherein: said occupant side surface and said vehicle body side surface are respectively formed in a substantially circular shape; the outer shapes of the bag cloths are substantially identical to each other; the drawing strips are provided at two locations on the outer peripheral edge of said air bag, and the two locations are opposite to each other with respect to the center of said air bag, and the two locations are only on right and left sides of the air bag; and said drawing strips pull the outer peripheral edge of said air bag at the two locations to the vicinity of the center of said air bag during deployment of said air bag; and a tether provided in said air bag for restricting a spacing distance between said occupant side surface and said vehicle body side surface at the deployment of the air bag, wherein said tether includes an occupant side portion joined to said occupant side surface and a vehicle body side portion joined to said vehicle body side surface, and respective end portions of said occupant side portion and said vehicle body side portion are joined to each other, and wherein one end portion of one of said drawing strips is joined to said tether.