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:
Feb. 16, 2021
Filed:
Jan. 18, 2019
Applicants:
Tohoku University, Sendai, JP;
Furukawa Techno Material Co., Ltd., Hiratsuka, JP;
Furukawa Electric Co., Ltd., Tokyo, JP;
Inventors:
Toshihiro Omori, Sendai, JP;
Ryosuke Kainuma, Sendai, JP;
Yuki Noguchi, Sendai, JP;
Sumio Kise, Hiratsuka, JP;
Toyonobu Tanaka, Hiratsuka, JP;
Assignees:
TOHOKU UNIVERSITY, Sendai, JP;
FURUKAWA TECHNO MATERIAL CO., LTD., Hiratsuka, JP;
FURUKAWA ELECTRIC CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 30/00 (2006.01); C22C 38/58 (2006.01); C22C 38/00 (2006.01); C21D 8/02 (2006.01); C21D 8/06 (2006.01); C21D 6/00 (2006.01); C21D 9/46 (2006.01); C21D 9/52 (2006.01); C22C 38/02 (2006.01); C22C 38/06 (2006.01); C22C 38/44 (2006.01); C22C 38/46 (2006.01); C22C 38/50 (2006.01); C22C 38/52 (2006.01); C22C 38/54 (2006.01); C21D 6/02 (2006.01);
U.S. Cl.
CPC ...
C22C 30/00 (2013.01); C21D 6/004 (2013.01); C21D 6/005 (2013.01); C21D 8/0273 (2013.01); C21D 8/065 (2013.01); C21D 9/46 (2013.01); C21D 9/525 (2013.01); C22C 38/00 (2013.01); C22C 38/02 (2013.01); C22C 38/06 (2013.01); C22C 38/44 (2013.01); C22C 38/46 (2013.01); C22C 38/50 (2013.01); C22C 38/52 (2013.01); C22C 38/54 (2013.01); C22C 38/58 (2013.01); C21D 6/007 (2013.01); C21D 6/008 (2013.01); C21D 6/02 (2013.01); C21D 2201/01 (2013.01);
Abstract
A Fe-based shape memory alloy material, containing 25 atom % to 42 atom % of Mn, 9 atom % to 13 atom % of Al, 5 atom % to 12 atom % of Ni, and 5.1 atom % to 15 atom % of Cr, with the balance being Fe and unavoidable impurities; a method of producing the same; and a wire material and sheet material composed of the alloy material.