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:
Oct. 25, 1988
Filed:
Mar. 17, 1987
Applicant:
Inventors:
Tsutomu Mori, Suginami, JP;
Akikazu Sato, Yokohama, JP;
Hiroo Suzuki, Kawasaki, JP;
Yasushi Nakamura, Kawasaki, JP;
Masato Murakami, Kawasaki, JP;
Assignee:
Nippon Steel Corporation, Chiyoda, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21D / ; C22C / ;
U.S. Cl.
CPC ...
148 121 ; 148 / ; 148402 ; 148329 ;
Abstract
A known Ti-Ni based and Cu-based shape memory alloy can be replaced by an Fe-based shape memory alloy. An excellent shape memory effect is attained by an Fe-based shape memory alloy with an Mn content of 20% to 40% and an Si content of 3.5% to 8%.