The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 03, 2012
Filed:
Aug. 25, 2010
Osamu Onitsuka, Chiba, JP;
Kazuyoshi Sugama, Chiba, JP;
Osamu Onitsuka, Chiba, JP;
Kazuyoshi Sugama, Chiba, JP;
Seiko Instruments Inc., Chiba, JP;
Abstract
Providing a piezoelectric vibrator and a manufacturing method thereof which is capable of achieving gettering in a state where the frequency change of the piezoelectric vibrating reed is suppressed. Providing a piezoelectric vibratorincluding: a packagehaving a base boardand a lid boardwhich are bonded in a superimposed state and a cavity C formed between both boards; and a piezoelectric vibrating reedand a gettering materialwhich are accommodated in the same cavity C, wherein a shielding wallis provided in the cavity C so as to shield the piezoelectric vibrating reedfrom the gettering material, and the shielding wallis connected to both the base boardand the lid board