Tuning fork resonator
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United States of America Patent
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Sep 13, 1988
Grant Date -
N/A
app pub date -
Apr 18, 1983
filing date -
Apr 20, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A piezoelectric coupled mode turning fork using the fundamental vibration of a flexural mode coupled with the fundamental mode of torsion. The fundamental frequency of the torsional mode is adjusted by masses near the side edges of the tine tips, and the fundamental frequency of the flexural mode being adjusted by masses near the center of the tine tips which are nodes of the fundamental torsional mode.
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