Patent ID: 7441795

Claim:
An air bag module, comprising: an air bag housing; a cushion accommodated in the air bag housing while being folded; an inflator which supplies a predetermined expansion pressure such that the cushion is expanded at the time of collision; and a cushion size adjusting mechanism mounted to the air bag housing, the cushion size adjusting mechanism being configured to fold parts of the cushion and hold the cushion in the air bag housing, so that an expansion size of the cushion is adjusted according to the expansion pressure of the inflator, wherein the cushion size adjusting mechanism comprises: a clip stud having a pin portion passing through an expansion size boundary region of the cushion, and the air bag housing and a head portion of the clip stud is configured to be torn by the expansion pressure of the inflator; and a clip nut fastened to the end of the pin portion of the clip stud.