Driving apparatus

Details Driving apparatus Driving apparatus

1994-10-13

1996-08-06

Gellner, Michael L.

Electrical generator or motor structure

Dynamoelectric

Rotary

3541951, 310323, G03B 500, G03B 1700

Patent

active

055438792

ABSTRACT:
When an ultrasonic motor and a vibration detecting element are provided, in order to make it possible to accurately effect the detection by the vibration detecting element, the resonance frequency band and/or the drive control range of the ultrasonic motor and the resonance frequency band or the half value width band of the resonance of the vibration detecting element are set so as to be discrete bands.

REFERENCES:
patent: 5130729 (1992-07-01), Sato et al.
patent: 5210563 (1993-05-01), Hamada et al.
patent: 5231325 (1993-07-01), Tamai et al.
patent: 5309190 (1994-05-01), Shinohara et al.
patent: 5335032 (1994-08-01), Onuki et al.
patent: 5420660 (1995-05-01), Akimoto et al.
patent: 5444512 (1995-08-01), Morizumi

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