Patent ID: 6942056
Filing Date: 2005-09-13
Classification: B60R,E05D,E05Y

Abstract:
1. A safety device for lifting a bonnet of a motor vehicle in the event of a collision, the bonnet comprising a structure allowing the bonnet, in normal operation, to be opened or closed about a rotation axis, the safety device being situated under the bonnet and comprising: a lifting mechanism that lifts the bonnet, the lifting mechanism including a link rod; and an actuator actuated using a gas generator to deploy the lifting mechanism; and a locking device that locks the lifting mechanism, the actuator causing a translational movement of the lifting mechanism in order to unlock the lifting mechanism, followed by a rotation of the link rod of the lifting mechanism to deploy the lifting mechanism, and the locking device including two complementary shapes cooperating with one another to lock the lifting mechanism, one of the complementary shapes being secured to the lifting mechanism and another of the complementary shapes being secured to a part that is fixed with respect to the vehicle.