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. 12, 2012
Filed:
Dec. 02, 2008
Applicants:
Thomas A. Perry, Bruce Township, MI (US);
Carnell E. Williams, Pontiac, MI (US);
Julian Velosa, Novi, MI (US);
Anil K. Sachdev, Rochester Hills, MI (US);
Inventors:
Thomas A. Perry, Bruce Township, MI (US);
Carnell E. Williams, Pontiac, MI (US);
Julian Velosa, Novi, MI (US);
Anil K. Sachdev, Rochester Hills, MI (US);
Assignee:
GM Global Technology Operations LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A turbocharger includes a center housing having a bearing surface configured to contact an inner surface of a unison ring. A conversion coating is impregnated onto at least the bearing surface of the center housing.