Patent ID: 6100609
Filing Date: 2000-08-08
Classification: F16H,H02K

Abstract:
An electric linear actuator comprising:an electric motor (1), a tubular cylindrical body (3) that is stationary on a support plane when the motor is actuated, the body containing a movable cylindrical piston (2) and connecting means for connecting the motor and the piston,wherein the piston is a tube (2) mounted to slide inside the body, the motor is housed inside the piston and is movable with the piston, and said connecting means (4, 9, 13) cooperate with an inside wall of the body to move the piston in thrust or in traction, andthe motor (1) is a gear motor, one end of which is attached to the piston and an output shaft (8) of which is adapted to rotate a nut (9) having an external screwthread (11) meshing with a complementary internal screwthread (12) on the inside wall of the body.