PIEZOELECTRIC VIBRATING PIECE, METHOD FOR FABRICATING THE PIEZOELECTRIC VIBRATING PIECE, PIEZOELECTRIC DEVICE, AND METHOD FOR FABRICATING THE PIEZOELECTRIC DEVICE
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United States of America Patent
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Issued Date -
Feb 5, 2015
app pub date -
Jul 22, 2014
filing date -
Aug 5, 2013
priority date (Note) -
Abandoned
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Abstract
A piezoelectric vibrating piece includes a vibrator, a framing portion that surrounds the vibrator, and a connecting portion that connects the vibrator and the framing portion together. At least one of a front surface and a back surface of the connecting portion is formed at a depth of 5 μm to 15 μm with respect to the framing portion.
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