DRIVE UNIT FOR VIBRATING ARTICLES, ELECTRIC RAZOR IN PARTICULAR Russian patent published in 2004 - IPC

FIELD: electric drives for vibrating units. SUBSTANCE: proposed drive unit has electric motor with permanent magnets which includes stator with field winding and rotor with at least one permanent magnet; device is also provided with reset unit for return of rotor to initial position, engageable unit for engagement of rotor with working unit, recording unit for recording of oscillations of rotor and electric motor control unit. Provision is also made for frequency control units. EFFECT: simplified construction; enhanced operational stability and efficiency. 32 cl, 27 dwg