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:
Jan. 30, 2001
Filed:
Jun. 17, 1999
Michael D. Lytwynec, Milford, MI (US);
James R. Toth, Ann Arbor, MI (US);
Daniel E. Dugan, Rochester, MI (US);
Federal-Mogul World Wide, Inc., Southfield, MI (US);
Abstract
A multilayer engine bearing (,) includes a steel backing (,) having a liner (,) of bearing metal of either copper-lead or aluminum alloys formed on the backing (,) and a thin layer (,) of either copper or nickel plated on the liner (,) to define a base lining member (,) of the bearing (,). A multilayer overplate (,) is formed on the base lining member (,) and includes an underlayer (,) of a lead-tin-copper alloy having a thickness of about 10 &mgr;m and an overlayer (,) of tin having a thickness of about 5 &mgr;m. The multilayer overplate (,) exhibits exceptional fatigue resistance under high dynamic loading conditions and retains good conformability and embedibility characteristics.