Piezoelectric vibrator, oscillator, electronic part, electronic apparatus, method of fabricating piezoelectric vibrator and method of fabricating electronic part
US7439658B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 17, 2006 |
| Grant date | Oct 21, 2008 |
| Priority date | — |
| Expiry date | Jan 16, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03H9/21
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
To provide a piezoelectric vibrator, an oscillator, an electronic part, an electronic apparatus, a method of fabricating a piezoelectric vibrator and a method of fabricating an electronic part capable of swiftly and easily providing a plurality of electrodes for applying a voltage to a piezoelectric vibrating piece while maintaining airtightness at inside of a hermetically sealed vessel, there is provided a piezoelectric vibrator including a hermetically sealed vessel 2 constituted by overlapping a lid member 6 and a base member 7 in a plate-like shape, a piezoelectric vibrating piece 3 provided at inside of the hermetically sealed vessel 2, a lead-out electrode 16 provided at an overlapping face 6a of the lid member 6, electrically connected to the piezoelectric vibrating piece 3 by way of a connecting portion, and extending the connecting portion 15 to an edge portion of the overlapping face 6a of the lid member 6, an external electrode 27 electrically connected to the lead-out electrode 16 from a side face of the hermetically sealed vessel 2, and a bonding film 20 comprising a metal or silicone provided between the overlapping face 6a of the lid member 6 and an overlapping face …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.