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:
May. 20, 2014
Filed:
May. 01, 2012
Rodney G. Whitbeck, Northville, MI (US);
David Alan Stephenson, Detroit, MI (US);
Keith Raymond Bartle, Sterling Heights, MI (US);
David Garrett Coffman, Warren, MI (US);
Rodney G. Whitbeck, Northville, MI (US);
David Alan Stephenson, Detroit, MI (US);
Keith Raymond Bartle, Sterling Heights, MI (US);
David Garrett Coffman, Warren, MI (US);
Ford Global Technologies, LLC, Dearborn, MI (US);
Abstract
A cylinder bore with selective surface treatment includes a longitudinal axis and a cylindrical wall extending along the longitudinal axis, the cylindrical wall including first and second end portions and a middle portion positioned between the first and second end portions, the middle portion having a greater surface roughness than at least one of the first and second end portions.