Ultrasonic motor

Details Ultrasonic motor Ultrasonic motor

1986-07-17

1988-04-19

Budd, Mark O.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

310328, H01L 4108

Patent

active

047392126

ABSTRACT:
A contacting member of a composite material of organic fiber and resin is provided to an inner surface of either a rotor or a stator of an ultrasonic motor. Noise is suppressed, starting torque is better and wear is decreased.

REFERENCES:
patent: 4562373 (1985-12-01), Tokusima et al.
patent: 4634916 (1987-01-01), Okada et al.

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