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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.:

US 7682471 B1

PDFFull Text
Date of Patent:
Mar. 23, 2010

Filed:

Jul. 10, 2006

Austenitic iron-based alloy

Applicant:

Victor D. Levin, Highland Heights, OH (US);

Inventor:

Victor D. Levin, Highland Heights, OH (US);

Assignee:

TRW Automotive U.S. LLC, Livonia, MI (US);

Attorney:

Tarolli, Sundheim, Covell & Tummino LLP

Primary Examiner:

Roy King

Assistant Examiner:

Caitlin Fogarty

Int. Cl.
CPC ...
B32B 15/01 (2006.01); C22C 38/00 (2006.01); C22C 38/18 (2006.01); B23K 9/00 (2006.01); B23K 9/02 (2006.01); C22C 38/58 (2006.01);
U.S. Cl.
CPC ...
Abstract

The method of forming hard facing on an engine valve comprising providing an engine valve, providing an austenitic iron-based alloy, the austenitic iron-based alloy including, by weight, about 0.25% to about 0.9% carbon, about 1.5% to about 3.5% boron, about 1% to about 2% silicon, at least 20% chromium, an amount of manganese effective to provide the iron-based alloy with an austenitic structure, and the balance including iron and incidental impurities, and welding the austenitic iron-based alloy to at least a portion of the engine valve.

Find Patent Forward Citations

Levin, Victor. (2010). Austenitic iron-based alloy (U.S. Patent No. 7682471). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7682471

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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