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:
Aug. 17, 1999
Filed:
Jul. 21, 1997
Applicant:
Inventor:
Martin Vanduyn, Peterborough, CA;
Assignee:
General Electric Canada Inc, Mississauga, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K / ;
U.S. Cl.
CPC ...
310 58 ; 310 52 ; 310 57 ; 310 89 ; 310254 ;
Abstract
A fanless salient pole DEM is provided with annular shrouds fitted to the stator ends in close juxtaposition to the rotor to isolate the rotor from atmospheric pressure during operation of the DEM.