Air bag module

An air bag module adapted to be mounted in the steering wheel of an automotive vehicle comprising

• a module housing having a wall formed with an opening, an air bag inflater extending into said housing through said opening, said inflater having an annular flange overlapping said housing wall on the outer side thereof around the opening in said housing wall, an air bag made of flexible sheet material and having an opening, said air bag being disposed in said housing with said opening therein surrounding said inflater and registering with the opening in said housing wall, said air bag having retainer means comprising a plurality of angularly spaced tabs integral with and of the same material as said air bag, said tabs extending from said opening in said air bag through said opening in said housing wall and folded radially outwardly so as to be sandwiched between said housing wall and said flange,
• means for securing said flange to said housing wall with said tabs clamped therebetween,
• said securing means comprising a plurality of angularly spaced studs secured to said housing wall around the opening therein and extending perpendicularly outwardly from said housing wall through said tabs and through said flange, and
• nuts threaded on said studs and tightened against said flange.