| 摘要 |
A safety seat belt for a motor vehicle having a door, a floor panel and a ceiling structure and adapted for restraining a passenger from injury in the event the motor vehicle undergoes an excessive deceleration. The safety seat belt includes a lap belt extending over and across a seat portion of a seat and having one end anchored to the floor panel and the other end anchored to an inner panel of the door, a shoulder strap which is anchored at one end to an intermediate portion of the lap belt and at the other to the ceiling structure, the shoulder strap being located in a manner to extend across the passenger's torso, at least one retracting means associated with the lap belt and the shoulder strap for maintaining the lap belt and the shoulder strap in a retracted condition when the door is closed by the passenger, guide ring in which the shoulder strap is slidably received, and a driving unit mounted on the ceiling structure and having means movable in a direction substantially parallel to the ceiling structure, the guide ring being secured to the means and movable therewith.
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