ELECTRIC DRIVE Russian patent published in 1994 - IPC

FIELD: mechanical engineering. SUBSTANCE: located in hollow rotor of electric motor are threaded bush and screw spindle which are engageable with each other through bearings and bearing washers with flexible members. Drive is provided with stationary bearing housing. Electric motor is mounted for reciprocating relative to bearing housing. Washers are located between end of electric motor housing and inner surface of bearing housing. Flexible member is arranged in between washers. Bearing housing holds analog sensor connected with threaded bush. EFFECT: enhanced efficiency. 1 dwg