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:
Nov. 30, 1999
Filed:
Jul. 01, 1996
Frederick Eugene Pinkerton, Shelby Township, Macomb County, MI (US);
Jan Francis Herbst, Grosse Pointe Woods, MI (US);
Tenneille Weston Capehart, Rochester Hills, MI (US);
Charles Bernard Murphy, Shelby Township, Macomb County, MI (US);
Earl George Brewer, Chesterfield Township, Macomb County, MI (US);
General Motors Corporation, Detroit, MI (US);
Abstract
Composite bodies of magnetostrictive materials of the type RE-Fe.sub.2, where RE is one or more of the rare earth elements, preferably samarium or terbium, can be suitably hot pressed with a matrix metal selected from the group consisting of aluminum, copper, iron, magnesium or nickel to form durable and machinable magnetostrictive composites still displaying appreciable magnetostrictive strains.