Piezoelectric actuator
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United States of America Patent
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N/A
Issued Date -
Mar 31, 2005
app pub date -
Sep 13, 2004
filing date -
Jan 12, 2001
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An apparatus for actuating a brake comprising force transmission means for transmitting force to a friction pad of a brake, at least one piezo-electric device operable when energised to change shape and/or size so as to apply a force to the force transmission means in a direction for actuating the brake, and retaining means operable to resist movement of the force transmission means in an opposite direction
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