Manner in order for the inside of the vehicle the trigger to do one air bag at least

摘要

Manner in order for the inside of the vehicle the trigger to do one air bag at least is offered. In this case, the criterion of two or more is used in order to decide the 2nd step ignition of the air bag of 2 step types. As a criterion, the parameter which is guided from the measurement signal of the accelerating sensor is used. These parameters in order to cause ignition decision must exceed threshold during predetermined time. Aforementioned criterion is chosen depending on vehicle format. Depending on the alteration of the sheet belt with when, alteration it is possible the characteristic curve of aforementioned criterion.