发明名称 |
TUNING-FORK-TYPE PIEZOELECTRIC VIBRATING PIECE AND TUNING-FORK-TYPE PIEZOELECTRIC VIBRATING DEVICE |
摘要 |
A tuning-fork type piezoelectric resonator plate includes: at least a plurality of leg portions serving as vibrating portions; a bonding portion bonded to the outside, and a base portion from which the leg portions and the bonding portion protrude. The plurality of leg portions protrude from a first end face of the base portion and are provided side-by-side on the first end face. The bonding portion protrude from a second end face located opposite the first end face of the base portion at a position located opposite a center position of the plurality of leg portions in a width direction of the first end face of the base portion. And, at least a base end portion of the bonding portion is used as a bond region that is bonded to the outside. |
申请公布号 |
EP2352227(A4) |
申请公布日期 |
2014.04.16 |
申请号 |
EP20090816129 |
申请日期 |
2009.09.18 |
申请人 |
DAISHINKU CORPORATION |
发明人 |
SHIRAI, TAKASHI;SAKAMOTO, YOSHINOBU;SATOH, SYUNSUKE;FUJII, TOMO;ITOH, MASATO;MORIMOTO, YOSHINARI |
分类号 |
H03H9/21;H03H9/05;H03H9/10 |
主分类号 |
H03H9/21 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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