| 摘要 |
<p>There is provided a seat belt device for a vehicle, comprising bag portions 6a and 7a provided at seat belts 6 and 7 for protecting an occupant, a blower device 3 to repeatedly supply the inflation air to the bag portions, air supply passages 12 and 15 connecting the bag portions with the blower device, and an air supply control device 4 to supply the inflation air from the blower device to the bag portions so as to inflate the bag portions and discharge the supplied air from the bag portions so as to return the bag portions to deflated initial states. Accordingly, the occupant can be restrained to the properly large extent, thereby with the properly dispersed restraint force, and the inflation operation of the bag portion can be reused at need.
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