Invention Grant
US08957570B2 Piezoelectric vibrator, oscillator, electronic instrument, and radio timepiece
有权
压电振动器，振荡器，电子仪器和无线电时计
- Patent Title: Piezoelectric vibrator, oscillator, electronic instrument, and radio timepiece
- Patent Title (中): 压电振动器，振荡器，电子仪器和无线电时计
-
Application No.: US13630716Application Date: 2012-09-28
-
Publication No.: US08957570B2Publication Date: 2015-02-17
- Inventor: Daishi Arimatsu
- Applicant: Seiko Instruments Inc.
- Applicant Address: JP Chiba
- Assignee: Sii Crystal Technology Inc.
- Current Assignee: Sii Crystal Technology Inc.
- Current Assignee Address: JP Chiba
- Agency: Brinks Gilson & Lione
- Priority: JP2011-215148 20110929
- Main IPC: H03H9/21
- IPC: H03H9/21 ; G04R20/00 ; G04R20/10 ; H03H9/10
Abstract:
There is provided a piezoelectric vibrator including a piezoelectric vibration reed having a pair of vibrating arm portions and a base portion configured to integrally fix proximal end sides of the pair of vibrating arm portions, a base substrate on which the piezoelectric vibration reed is mounted, and a lid substrate joined to the base substrate and configured to accommodate the piezoelectric vibration reed in a cavity defined between the lid substrate and the base substrate, wherein the base substrate is formed with a first engaging portion, and a second engaging portion configured to engage the first engaging portion and guide the piezoelectric vibration reed to a predetermined mount position of the base substrate and position the same is formed on the base portion of the piezoelectric vibration reed.
Public/Granted literature
- US20130082574A1 Piezoelectric Vibrator, Oscillator, Electronic Instrument, and Radio Timepiece Public/Granted day:2013-04-04
Information query
IPC分类:
