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:
Jun. 26, 2007
Filed:
May. 29, 2003
Heron A. Rodrigues, Charlotte, NC (US);
Sundaram L. Narasimhan, Marshall, MI (US);
Sinharoy Shubhayu, Kalamazoo, MI (US);
Kevin J. Martus, Ceresco, MI (US);
Heron A. Rodrigues, Charlotte, NC (US);
Sundaram L. Narasimhan, Marshall, MI (US);
Sinharoy Shubhayu, Kalamazoo, MI (US);
Kevin J. Martus, Ceresco, MI (US);
Eaton Corporation, Cleveland, OH (US);
Abstract
A powder metal component particularly suited for use as a valve guide in high temperature applications. The powder metal component according to a first embodiment has a chemical composition on a weight percent basis of about 0.1-2.0% C; about 8.0-18.0% Cr; about 1.0-15.0% Mo; about 0.1-3.5% S; about 0.1%-2.0% Si; upto about 5.0% max other elements; and the balance being substantially Fe. A second embodiment according to the present invention includes about 8.0-16.0% Co.