Patent ID: 6443482
Filing Date: 2002-09-03
Classification: B60R

Abstract:
An air bag apparatus, assembled in a vehicle steering wheel and which develops and inflates an air bag in a direction toward a vehicle occupant at a time of operation, comprising:an inflator, an air bag which is mounted to substantially a center of an upper surface of said inflator in a folded state and a housing having a hinged door portion which is opened by a force applied at a time when said air bag is initially developed and inflated, said inflator projecting into said housing and forming a housing space between a side of said inflator and an inner surface of said housing; and said air bag being folded in a direction so as to be formed into a long and narrow shape having a predetermined width and end portions being wound into outwardly wound rolls, said outwardly wound rolls being housed within said housing space formed by said inflator and said housing, wherein a cross section of said long and narrow shape of said air bag comprises a symmetrical pair of upwardly projected corrugated shapes.