Ceramic motor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 2, 1999
Issued Date -
N/A
app pub date -
Dec 4, 1996
filing date -
Jul 9, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A micromotor for moving a body including at least one rectangular piezoelectric plate having long and short edges and first and second faces, electrodes attached to the first and second faces and a ceramic spacer attached to the center of a first one of the edges and operative to be pressed against the body. A resilient force is applied to the center of a second edge opposite the first edge, whereby the ceramic spacer is pressed against the body. At least some of the electrodes are electrified by either an AC or an asymmetric unipolar pulsed voltage.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully