12-12-2009, 06:26 PM
Abstract:
JACK SYSTEM WITH AUTOMATIC LOCKING OF THE PISTON provides a jack system provided with a cylinder provided with stop means. It also comprises: a body hinged about an end of the piston, the body comprising stop means and being able to occupy a first angular position authorising the extraction of the piston, as well as a second angular position uniquely allowed when the piston occupies a position such that the means are located beyond the means in an extraction position the body occupying the second position providing the facing of means and an electromagnetic attraction/repulsion device designed to provide the displacement of the body from the first position to the second position, and inversely