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. 25, 2003
Filed:
Feb. 09, 2001
Applicant:
Inventors:
Takehiko Kikuchi, Ibaraki, JP;
Setsuo Kajiwara, Ibaraki, JP;
Daozhi Liu, Ibaraki, JP;
Kazuyuki Ogawa, Ibaraki, JP;
Norio Shinya, Ibaraki, JP;
Assignee:
National Research Institute for Metals, Ibaraki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C 2/906 ;
U.S. Cl.
CPC ...
C22C 2/906 ;
Abstract
A novel shape memory alloy of Fe—Mn—Si system containing at least Fe, Mn, and Si wherein the alloy contains niobium carbide in the structure and is improved in that a sufficiently satisfactory shape memory effect is provided without carrying out a special treatment termed training.