Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent
1996-03-19
1998-02-03
Dougherty, Thomas M.
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
310331, H01L 4108, H02N 200
Patent
active
057148333
ABSTRACT:
A disc drive including a piezoelectric plate having two long and two short edges and a spacer attached to one of the long edges and at least one arm pivotable about an axis, the arm having first and second ends spaced from the axis and on opposite sides thereof, a read/write head attached to the first end of the arm and a rigid element on the second end of the arm, wherein the spacer of the piezoelectric plate is resiliently urged against the rigid element. In one preferred embodiment of the invention, the piezoelectric plate is stationary. In another preferred embodiment of the invention, the piezoelectric plate is movable with respect to the axis.
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Dougherty Thomas M.
Nanomotion Ltd.
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