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. 30, 1998
Filed:
Apr. 21, 1997
Applicant:
Inventors:
Timothy J Potter, Dearborn, MI (US);
Xia Zhang, Canton, MI (US);
William Vassell, Bloomfield Hills, MI (US);
Michael R Rigley, Westland, MI (US);
Robert E Hetrick, Dearborn Heights, MI (US);
Assignee:
Ford Global Technologies, Inc., Dearborn, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01L / ;
U.S. Cl.
CPC ...
123668 ;
Abstract
An engine component such as an intake or exhaust valve, or any other component near or within the combustion chamber, is coated with an amorphous hydrogenated carbon film coating to prevent the formation of carbonaceous deposits thereon. Methods for forming the film coating are also disclosed.