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:
Jan. 13, 2009
Filed:
Sep. 17, 2004
David K. Kaczynski, South Bend, IN (US);
Jimmy C. Chan, Granger, IN (US);
Martin S. Day, Mishawaka, IN (US);
David K. Kaczynski, South Bend, IN (US);
Jimmy C. Chan, Granger, IN (US);
Martin S. Day, Mishawaka, IN (US);
Honeywell International Inc., Morristown, NJ (US);
Abstract
A steel member () having wear and corrosion resistance through a combination of coatings is disclosed, the steel member () being a hardened and tempered steel member having a high tensile strength, at least one selected portion () of the steel member () coated by thermal spraying with a tungsten carbide-cobalt composition () to provide wear and corrosion resistance, the tungsten carbide-cobalt composition () being approximately 78-90% tungsten carbide and approximately 10-19% cobalt, and a sacrificial ceramic-metallic coating () on the steel member () to provide corrosion resistance for the steel member (). A method of coating a steel member () is also disclosed.