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:
May. 01, 1990
Filed:
Sep. 19, 1988
Applicant:
Inventors:
Peter Vernia, Rochester, MI (US);
Robert W Lee, Troy, MI (US);
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F / ;
U.S. Cl.
CPC ...
148101 ; 148104 ; 148120 ; 419 12 ; 419 23 ;
Abstract
A method is disclosed of hot working a magnetically soft cast crystalline material containing grains of RE.sub.2 TM.sub.14 B and an RE metal, rich intergranular second phase into anisotropic permanent magnet bodies.