Patent ID: 6010151
Filing Date: 2000-01-04
Classification: B60R

Abstract:
An occupant holding-back device comprising:a webbing;an inflator connected to said webbing;a retractor attached to one of opposite ends of said webbing for drawably taking up at least said one end of said webbing;a tongue mounted at an intermediate portion of said webbing between said opposite ends;a buckle to be attached with said tongue;an inflatable bag accommodated in said webbing;a webbing drawn-amount sensor for detecting an amount of said webbing drawn out of said retractor;a tongue-coupling sensor for detecting a coupled state of said tongue to said buckle; andan ignition control unit for igniting said inflator based on outputs from an acceleration sensor, said webbing drawn-amount sensor and said tongue-coupling sensor;wherein said ignition control unit ignites said inflator and expands said bag when said webbing drawn-amount sensor detects that said webbing is drawn out from said retractor in an amount which is equal to or larger than a predetermined value and said tongue-coupling sensor detects that said tongue has been coupled to said buckle.