Patent ID: 7874584

Claim:
An airbag module for protecting an occupant of a vehicle in the event of a collision, comprising a cushion ( 11 ) that can expand with the gas provided by a generator with at least one ventilation hole ( 13 ) sealed with a patch ( 21 ) including a silicone membrane ( 23 ) intended to break due to the effect of the internal pressure in the cushion ( 11 ) so as to allow gas discharge, wherein: a) the fabric of the cushion ( 11 ) does not have a silicone coating; b) the patch ( 21 ) is formed by said membrane ( 23 ) joined at its edges to an upper piece ( 25 ) of fabric and to a lower piece ( 27 ) of fabric whereby the patch ( 21 ) is placed on the cushion ( 11 ); and c) the patch ( 21 ) is fixed to the cushion ( 11 ) by means of a seam ( 31 ).