The invention concerns an electric actuator (1) for making optical elements mobile, comprising a motor (3), a mechanical transmission assembly (10) comprising a worm gear (15), a support element for the worm gear (15), a drive means (20), a return means (2...

The mechanism (5) has a housing (100), and a driving motor including armature resistance and arranged to cause movement of a light beam cutoff shield, where the housing is made of a plastic material and the armature resistance lies between 25 and 120 Ohms....

The module has a lens, and a motor that is mounted in the optical module on a driving support (40). A pinion of the motor drives a disconnecting strip of a light beam by utilizing a gear (14) with internal teeth. A gear ratio between the pinion of the moto...

The device (7) has a drive unit (30) i.e. threaded cylindrical face domino, provided in a case (11) for translationally driving cables (8) into cylindrical sheaths (45) secured to the case. The cables are anchored in the drive unit. An adjustment unit i.e....

The device has a traction and adjustment cable (118) anchored on a carriage (109) and driving an actuating rod (113) against action of a return spring (128). A manual rod position adjustment unit is formed of a rotary pinion (120) and an adjustment sleeve ...