Vibrating type driving device

Details Vibrating type driving device Vibrating type driving device

1997-12-24

2000-08-22

LaBalle, Clayton

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

31032308, H01L 4108

Patent

active

061077232

ABSTRACT:
A vibrating type driving device is constructed by a vibration member in which a vibration is excited, a moving member which is come into contact with the vibration member and is rotated, an output shaft which is coupled to the moving member and is rotated, pressurizing means for making the vibration member and the moving member come into pressure contact with each other, and a plurality of bearings which are separately arranged in an axial direction for rotatably supporting the output shaft, wherein the plurality of bearings are arranged so as to separately receive a reactive force of pressure applied by the pressurizing means.

REFERENCES:
patent: 5164629 (1992-11-01), Nakanishi
patent: 5352950 (1994-10-01), Shirasaki
patent: 5406160 (1995-04-01), Shirasaki
patent: 5463265 (1995-10-01), Kitani et al.
patent: 5684353 (1997-11-01), Fujimoto et al.
patent: 5739623 (1998-04-01), Kanazawa et al.
patent: 5760529 (1998-06-01), Tamai et al.
patent: 5798598 (1998-08-01), Fujimoto
patent: 5854529 (1998-12-01), Ashizawa et al.

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