| 摘要 |
PROBLEM TO BE SOLVED: To avoid a start of a motor from a high-load state and rapidly wind a seat belt in a seat belt device winding and drawing out the seat belt by the motor. SOLUTION: In this seat belt device, when it is decided that a collision is unavoidable, a motor 110 is driven to the drawing out direction of a seat belt for a short time to slack off the seat belt, then the motor 110 is driven to the winding direction of the seat belt to wind the seat belt at a high rotation speed, and a seat belt lock mechanism 102 for locking the drawing out of the wound belt is simultaneously operated. |
