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.

Date of Patent:
Jun. 13, 2006

Filed:

Apr. 08, 2003
Applicants:

Yang-tse Cheng, Rochester Hills, MI (US);

Wangyang NI, East Lansing, MI (US);

Michael J. Lukitsch, Port Huron, MI (US);

Anita M. Weiner, West Bloomfield, MI (US);

David S. Grummon, E. Lansing, MI (US);

Inventors:

Yang-Tse Cheng, Rochester Hills, MI (US);

Wangyang Ni, East Lansing, MI (US);

Michael J. Lukitsch, Port Huron, MI (US);

Anita M. Weiner, West Bloomfield, MI (US);

David S. Grummon, E. Lansing, MI (US);

Assignees:

General Motors Corporation, Detroit, MI (US);

Michigan State University, East Landing, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22F 1/00 (2006.01); B29C 51/14 (2006.01); B29C 59/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A self-healing tribological surface comprises a shape memory material. The self-healing tribological surface can be used for recovering a scratches and/or indentations in the surface. Processes for recovering scratches or indentations generally comprises forming a shape memory material onto the surface; scratching or indenting the surface; and heating an area about the scratch or indentation, wherein a depth of the scratch or the indentation decreases after heating as compared to the depth prior to heating.


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