Friction actuator
AssigneeSociete de Fabrication d'Instruments de Mesure (S.F.I.M.)
InventorsJacques Delattre, Philippe Gouze, Jacques Neuvessel
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Abstract
An actuator suitable for autopilot control of a helicopter tail rotor comprises a direct current motor, a non-reversible gearbox, a speed reducer driving an output shaft, a friction device disposed between the non-reversible gearbox and the speed reducer and a friction exceeded sensing device adapted to cut off the supply of power to the motor.
Claims5
Actuator comprising a direct current motor driving a friction device through a non-reversible gearbox, said friction device connected to a speed reducer driving an output shaft of said motor, said friction device disposed between said non-reversible gearbox and said speed reducer and a friction exceeded sensing device disposed between said speed reducer and said output shaft adapted to cut off a supply of power to said motor.
Dependencies are inferred from the claim text.