Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent
1998-12-03
1999-09-14
Dougherty, Thomas M.
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
31032302, 31032311, H02N 200
Patent
active
059527668
ABSTRACT:
There is disclosed vibration wave motor comprising: a movable member; a molded elastic member having a surface for urging the movable member; and a piezoelectric member arranged in contact with the elastic member to apply vibration to the elastic member and produce a travelling vibration wave in the surface of the elastic member.
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Hiramatsu Akira
Izukawa Kazuhiro
Mukohjima Hitoshi
Okumura Ichiro
Okuno Takuo
Canon Kabushiki Kaisha
Dougherty Thomas M.
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