发明名称 |
PIEZOELECTRIC VIBRATING PIECE, PIEZOELECTRIC VIBRATOR, OSCILLATOR, ELECTRONIC APPARATUS, AND RADIO-CONTROLLED TIMEPIECE |
摘要 |
A piezoelectric vibrating piece includes a pair of vibrating arm portions, a base portion which is arranged between a pair of vibrating arm portions, and connecting portions which connect proximal end portions of a pair of vibrating arm portions and a proximal end portion of the base portion. Narrow width portions are provided at the base of the base portion. |
申请公布号 |
US2014192628(A1) |
申请公布日期 |
2014.07.10 |
申请号 |
US201414148326 |
申请日期 |
2014.01.06 |
申请人 |
SII Crystal Technology Inc. |
发明人 |
TAMURA Masanori |
分类号 |
H03H9/21;H03B5/32;G04C9/00;H01L41/053 |
主分类号 |
H03H9/21 |
代理机构 |
|
代理人 |
|
主权项 |
1. A piezoelectric vibrating piece comprising:
a pair of vibrating arm portions; a base portion which is arranged between the pair of vibrating arm portions, and connecting portions which connect proximal end portions of the vibrating arm portions and a proximal end portion of the base portion, wherein narrow width portions are provided at the base of the base portion. |
地址 |
Chiba-shi JP |