Patent ID: 8226116
Filing Date: 2012-07-24
Classification: B60R

Abstract:
1. A vehicle airbag system comprising: an inflator supplying an airbag gas to an airbag cushion; an airbag housing coupled with the inflator and having at least one housing vent hole discharging part of the airbag gas; a tether connected to the airbag cushion at a first end thereof and fixed to the airbag housing at a second end thereof; a retainer mounted in the airbag housing and guiding a movement of the tether; and a restrictor coupled to the second end of the tether and blocking the housing vent hole when pulled by the tether; wherein the retainer includes at least one retainer vent hole opposite the housing vent hole, and a pair of guide holes formed in a row in a pulling direction of the tether and supporting the tether.