| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To realize the maximum occupant restraint performance by a second pretensioner 25 by optimizing the operation of the second pretensioner 25 when an accident occurs in a vehicle seat belt device 1 having a first pretensioner 22 operated in a state of highly accidental risk of a vehicle and the second pretensioner 25 operated when an accident occurs in the vehicle. <P>SOLUTION: The operational details of the second pretensioner 25 are changed according to the operational condition such as the operational force and the operational time of the first pretensioner 22. <P>COPYRIGHT: (C)2004,JPO</p> |
