TRIGGERED-STROKE ACTUATOR FOR A SAFETY DEVICE INCORPORATED INTO A MOTOR VEHICLE TO PROTECT A PEDESTRIAN IN THE EVENT OF A FRONTAL IMPACT.

摘要

Actuator with triggered stroke and damped return travel. According to the invention, the actuator houses a piston (15) a gas generator (19) including a rapid-burning pyrotechnic charge and also houses a pyrotechnic charge (38) that burns more slowly that that of the said gas generator (19).