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:
Nov. 06, 2012
Filed:
Dec. 30, 2010
Yasuo Sakaba, Sayama, JP;
Masashi Sato, Sayama, JP;
Yasuo Sakaba, Sayama, JP;
Masashi Sato, Sayama, JP;
Nihon Dempa Kogyo Co., Ltd, Tokyo, JP;
Abstract
There are disclosed a surface mount crystal oscillator which can enhance a product quality and improve productivity while realizing miniaturization and a manufacturing method of the crystal oscillator. On wall faces of through holes formed in corner portions of a rectangular ceramic base, through terminals are formed; on the front surface of the ceramic base, leading terminals of crystal holding terminals which hold a crystal piece are connected to the diagonal through terminals; on the back surface of the ceramic base, mount terminals connected to the through terminals are formed; and an insulating film projected especially in a corner portion direction is formed at such a position as to face the opening end face of a metal cover.