Patent ID: 6421592
Filing Date: 2002-07-16
Classification: B60R

Abstract:
A safety arrangement in a vehicle, the safety arrangement comprising a safety device adapted to protect an occupant of the vehicle in the case of a roll-over accident, and roll sensor arrangement adapted to provide a signal to trigger activation of said safety device, said signal being provided in case a roll or an anticipated roll of the vehicle is detected, the roll sensor arrangement being responsive to both,a) the angular speed (&ohgr;x) around the longitudinal axis of the vehicle, and b) a velocity parameter relating to the vehicle speed selected from the total velocity of the vehicle, or the velocity of the vehicle in a predetermined direction, wherein the signal is generated only if the instantaneous angular speed of the vehicle reaches a predetermined threshold, said threshold being a function of the velocity of the vehicle or the velocity of the vehicle in a predetermined direction.