Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent
1992-01-22
1993-10-19
Stephan, Steven L.
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
1041382, H01L 4108, B61B 1310
Patent
active
052548996
ABSTRACT:
A traveller having two ultrasonic motors, each of which movable member drives the driving wheel respectively. The ultrasonic motor comprises a vibrating member, a moving member and a pressure regulating member. The driving circuit sends signals to turn the ultrasonic motor, which turn the moving memeber to turn the driving wheel. With the driving wheel turning, the traveller travels freely in any direction. Each of two ultrasonic motors receives respective signals to travel freely in any direction as a effect.
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Horikoshi Ichiro
Kasuga Masao
Ozawa Fujio
Suzuki Makoto
Tsukada Nobuo
Adams Bruce L.
LaBalle C.
Seiko Instruments Inc.
Stephan Steven L.
Wilks Van C.
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