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:
Sep. 22, 1987
Filed:
Aug. 13, 1986
Applicant:
Inventor:
Yasuhiro Tanaka, Ishikawa, JP;
Assignee:
Murata Manufacturing Co., Ltd., Kyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
310355 ; 310354 ; 310326 ; 310364 ;
Abstract
A laminated terminal layer is at least a double layer comprising a first layer made of a hard material and a second layer made of a soft material. The first layer is flexible. The second layer is overlapped on the first layer and in contact with an electrode of a piezoelectric ceramic resonator. Preferably, the hard material is phosphor bronze and the soft material is Al, Ag, or Pb as a simple substance or, any alloy thereof.