Patent ID: 6406059
Filing Date: 2002-06-18
Classification: B60R

Abstract:
An inflatable seat belt for securing an occupant in a motor vehicle comprising:a belt strap comprising two ends connected with the motor vehicle; a belt latch arranged on the belt strap and dividing the belt strap into (i) a diagonal region for resting against an occupant's upper body and (ii) a horizontal region for resting against an occupant's pelvis; a belt buckle arranged on the vehicle onto which the belt latch is detachably connectable; a first retractor arranged on the motor vehicle onto which an end corresponding with the diagonal region of the belt strap is connected; a second retractor arranged on the motor vehicle onto which an end corresponding with the horizontal region of the belt strap is connected; an air bag arranged on the diagonal region of the belt strap so as to extend substantially from an occupant's upper body to an area behind an occupant's head, the air bag comprising a material which is shortened in an axial direction of the air bag during inflation; a clamping fastener detachably connecting the belt strap with the belt latch with a defined holding force; wherein the clamping fastener and the first retractor are electrically controllable such that (i) the first retractor and the clamping fastener are released, (ii) after a withdrawal of a defined length of the belt strap by the occupant, the first retractor is locked, (iii) after an insertion of the belt latch into the belt buckle, the clamping fastener is locked and the first retractor is released, and (iv) in the event of an impact of the vehicle, the clamping fastener is released.