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. 12, 1981
Filed:
Jun. 25, 1979
Applicant:
Inventor:
Pang-Kai Lee, Murrysville, PA (US);
Assignee:
Westinghouse Electric Corp., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K / ; H01R / ;
U.S. Cl.
CPC ...
310251 ; 310248 ; 310 55 ;
Abstract
A high-current electrical machine, comprises a moving member and at least one current collector brush in interface contact with the moving member where the brush comprises a plurality of metal fibers plated with a metal-lubricant coating, the metal fiber and coating being annealed together, the coating being effective to provide a lubricating effect and minimize wear at the area of brush contact with the rotating member.