255Textiles in Automobiles
© 2008 Taylor & Francis Group, LLC
when the belt is inated. Under impact, the belt gives 450% more surface area
than the normal at belt. This inatable rear seat belts spread crash forces
over ve times more area of the body than conventional seat belts; this helps
reduce pressure on the chest and helps control head and neck motion for rear
seat passengers. These belts could be tted in the rear seats of the automobile
to replace the use of air bags in that compartment.
A folded envelop of 3″ is covered by 2″ face fabric, which is stitched.
A folded envelope is rubber coated. Today’s envelopes are made from
urethane or silicone to make thin, gas leakage proof, high strength, heat
resistant, and when crash occurs, ...