Invention Grant
- Patent Title: Package, method for manufacturing the same, piezoelectric vibrator, oscillator, electronic device, and radio-controlled timepiece
- Patent Title (中): 封装,制造方法,压电振子,振荡器,电子装置和无线电控制的钟表
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Application No.: US12868310Application Date: 2010-08-25
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Publication No.: US08304965B2Publication Date: 2012-11-06
- Inventor: Kiyoshi Aratake , Takeshi Sugiyama , Junya Fukuda
- Applicant: Kiyoshi Aratake , Takeshi Sugiyama , Junya Fukuda
- Applicant Address: JP Chiba
- Assignee: Seiko Instruments Inc.
- Current Assignee: Seiko Instruments Inc.
- Current Assignee Address: JP Chiba
- Agency: Brinks Hofer Gilson & Lione
- Priority: JP2009-194476 20090825
- Main IPC: H01L41/22
- IPC: H01L41/22 ; H01L41/053 ; H03H9/215

Abstract:
Providing a package and a method for manufacturing the package capable of achieving improvement in the degree of vacuum in the cavity, and to provide a piezoelectric vibrator, an oscillator, an electronic device, and a radio-controlled timepiece. There is provided a package which includes a plurality of kinds of gettering materials 20, 21 having different activation temperatures and which are capable of being activated by heating is disposed in the cavity C.
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