GAS-FILLED PROTECTIVE PAD FOR DRIVER AND PASSENGERS Russian patent published in 1994 - IPC

FIELD: transport; passive safety facilities. SUBSTANCE: envelope of gas-filled pad has valve to prevent abnormally quick escape of gas. Valve prevent discharge of gas below preset value and provide discharge of gas when its pressure exceeds preset value. They hold mixture in inner space of pad when user does not act on pad providing bleeding of gas from pad during a preset time period through limited number of valves so that the pad does not hamper the driver to steer automobile. Valves are formed by thin rectangular extensible plates 3 overlapping holes in panel of pad and secured on inner side of panels with their shorter parts. Size of some shorter parts of plates is greater than diameter of holes, and size of some parts is less than diameter of holes. EFFECT: enhanced passive safety of driver and passengers. 6 dwg