Method for poling a ceramic piezoelectric plate
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United States of America Patent
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Feb 25, 1997
Issued Date -
N/A
app pub date -
Jun 2, 1995
filing date -
Mar 21, 1994
priority date (Note) -
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Abstract
In the embodiments described in the specification, a ceramic piezoelectric plate is polarized by compressing the plate between electrode plates with intervening slightly conductive rubber sheets or by applying electric charge from a corona discharge device to one surface of the plate while the opposite surface is grounded until the applied charge is sufficient to create a breakdown.
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