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PRETENSIONER OF SEAT BELT FOR VEHICLE

  • US 20140158804A1
  • Filed: 03/15/2013
  • Published: 06/12/2014
  • Est. Priority Date: 12/12/2012
  • Status: Abandoned Application
First Claim
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1. A pretensioner of a vehicle seat belt, comprising:

  • a spool around which the seat belt is wound, wherein the spool includes an internal space open on an end of the spool;

    a cylinder installed in the internal space to be extractable from the internal space;

    a gas generator installed in a first end of the cylinder to connect the gas generator to the cylinder; and

    a spool actuating module configured to connect the spool to the cylinder, and rotate the spool using gas pressure generated from the gas generator.

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