Motor-vehicle front hood and door positioning device for use during pedestrian accident situation, has chamber ventilated via opening in valve during rear movement of positioned door, where valve is attached to chamber

摘要

The device has an actuator unit (26) with a pyrotechnical energy storage, with which gas volume in a chamber (37 is expanded for actuating a piston, during activation of the actuator unit. A value is attached to a chamber, which is ventilated via an opening in the valve during the rear movement of a positioned vehicle door. The valve is attached at a piston, which exhibits a ventilation channel. A valve pin is arranged within the ventilation channel. A throttle is attached to a gas outlet.