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. 15, 2020
Filed:
Sep. 20, 2018
Applicants:
Ngk Insulators, Ltd., Nagoya, JP;
National University Corporation Yokohama National University, Yokohama, JP;
Inventors:
Mahoto Takeda, Yokohama, JP;
Koudai Sasaki, Yokohama, JP;
Daisuke Kaneko, Yokohama, JP;
Naokuni Muramatsu, Nagoya, JP;
Takanari Nakajima, Nagoya, JP;
Assignees:
NGK Insulators, Ltd., Nagoya, JP;
National University Corporation Yokohama Natinal University, Yokohama-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 9/02 (2006.01); C22F 1/08 (2006.01); C22C 9/05 (2006.01); C22F 1/00 (2006.01);
U.S. Cl.
CPC ...
C22C 9/02 (2013.01); C22C 9/05 (2013.01); C22F 1/00 (2013.01); C22F 1/006 (2013.01); C22F 1/08 (2013.01);
Abstract
A copper alloy disclosed in the present description has a basic alloy composition represented by CuSnMn(where 8≤x≤16 and 2≤y≤10 are satisfied), in which a main phase is a βCuSn phase with Mn dissolved therein, and the βCuSn phase undergoes martensitic transformation when heat-treated or worked.