Telescopic actuator with main bar and auxiliary bar, and method of application.

摘要

telescopic actuator comprising a body (1) in which a main rod (2) is mounted to slide telescopically along an axis of sliding (X) between a retracted position and an extended position, the telescopic actuator including an auxiliary rod (20) mounted to move in the main rod (2) along said sliding axis between a retracted position and an extended position, wherein the auxiliary bar (20) is mounted to slide telescopically into the main rod (2) and the actuator comprises means actuated retention (30, 31, 32, 33) of the auxiliary bar (20) in the main bar (2) in the retracted position.