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:
Dec. 30, 2014
Filed:
Jun. 11, 2012
Robert R. Aharonov, West Bloomfield, MI (US);
Robert R. Aharonov, West Bloomfield, MI (US);
Federal-Mogul Corporation, Southfield, MI (US);
Abstract
A cylinder liner () comprises a substrate () and a germanium containing coating (), typically a diamond-like carbon (DLC) coating applied by a vapor deposition technique. The coating () may include a base layer (), an intermediate layer (), and a protective layer (), each having a graded composition. The base layer () comprises, in weight percent (wt. %) of the base layer (), 50.0 to 70.0 wt. % carbon, 30.0 to 50.0 wt. % silicon, and not greater than 20.0 wt. % germanium. The intermediate layer () comprises, in weight percent (wt. %) of the intermediate layer (), 40.0 to 60.0 wt. % carbon, 15.0 to 35.0 wt. % silicon, and 15.0 to 35.0 wt. % germanium. The protective layer () includes, in weight percent (wt. %) of the protective layer (), at least 90.0 wt. % carbon.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile