Driving apparatus

Details Driving apparatus Driving apparatus

2008-06-27

2011-10-25

Benson, Walter (Department: 2837)

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

C310S323020, C310S323090, C310S323170

Reexamination Certificate

active

08044555

ABSTRACT:
A driving apparatus comprises: an electromechanical conversion element that expands and contracts in an extending direction of a given fiducial line; a driving shaft mounted on one end of the electromechanical conversion element in the extending direction; a driven member frictionally engaged with the driving shaft; a holder that supports the electromechanical conversion element from lateral sides with respect to extending direction; and an urging member that urges the electromechanical conversion element in the extending direction.

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Office Action, State Intellectual Property Office of People's Republic of China, Jun. 28, 2010.

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