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:
Apr. 27, 1999
Filed:
Jun. 12, 1997
Applicant:
Inventor:
Jimmy Cochimin, Fort Wayne, IN (US);
Assignee:
Franklin Electric Company, Inc., Bluffton, IN (US);
Primary Examiner:
Int. Cl.
CPC ...
H02K / ;
U.S. Cl.
CPC ...
310 52 ; 310 52 ; 310 58 ; 310 / ; 310 61 ; 310 65 ; 310 87 ;
Abstract
An electric motor of the type used to power submersible pumps is disclosed. An interior cavity of the motor is filled with one or more liquids for cooling and/or lubricating the motor interior. A system for circulating the fill liquid within the motor cavity comprising a rotatable cup spacer attached to the motor shaft and liquid passageways is described.