| 摘要 |
<p>HIDDEN DOOR FOR AN AIR BAG RESTRAINT SYSTEM An air bag restraint system is housed within an interior trim product with a hidden door that is opened when an air bag is inflated for deployment into the passenger car for a vehicle. The door is formed in a reinforced segment of a layer of low density rigid foam material that forms the structural support for an outer skin that forms the outer cover of the interior trim product. The hidden door is formed by cast in place convolutions in the reinforced segment of the layer of low density rigid foam material one of which convolutions forms a door hinge and the other of which convolutions forms a weakened tear seam which separates when the air bag impacts thereagainst to tear the cover for forming an opening therethrough for deployment of he air bag into the passenger compartment of a vehicle.</p> |
