Driving apparatus using transducer

Details Driving apparatus using transducer Driving apparatus using transducer

1998-05-29

1999-11-30

Dougherty, Thomas M.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

31032311, 31032317, H02N 200

Patent

active

059948191

ABSTRACT:
A driving apparatus having an electromechanical transducer which extends and contracts; a first member connected to one end of the electromechanical transducer; a driving frictional member which is formed of a ceramic material and is connected to the other end of the electromechanical transducer; and a second member frictionally coupled with the driving frictional member, whereby either one of the first or second object is fixed and the electromechanical transducer is made to extend and contract, thereby driving in a specified direction the member which is either the first or second member and is not fixed.

REFERENCES:
patent: 4613782 (1986-09-01), Mori et al.
patent: 4645964 (1987-02-01), Hiramatsu et al.
patent: 5132582 (1992-07-01), Hayashi et al.
patent: 5225941 (1993-07-01), Saito et al.
patent: 5237238 (1993-08-01), Berghaus et al.
patent: 5300851 (1994-04-01), Nishikura et al.
patent: 5589723 (1996-12-01), Yoshida et al.
patent: 5786654 (1998-07-01), Yoshida et al.

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