发明申请
US20110314809A1 ACTIVATED-STROKE ACTUATOR, IN PARTICULAR FOR AN AUTOMOBILE SAFETY SYSTEM FOR THE PROTECTION OF PEDESTRIANS 失效
活动式执行器,特别是用于保护PEDESTRIANS的汽车安全系统

ACTIVATED-STROKE ACTUATOR, IN PARTICULAR FOR AN AUTOMOBILE SAFETY SYSTEM FOR THE PROTECTION OF PEDESTRIANS
摘要:
Pyrotechnic actuator in particular for lifting the hood of an automobile in the event of a collision with a pedestrian.The actuator comprises a return-braking arrangement (25) acting between the rod (17) and the body (13) of the actuator and having an inertial actuating threshold in order to brake the rod in return only if it is subjected to a force under a sufficient acceleration truly representative of a collision.
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