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. 29, 1981
Filed:
Nov. 21, 1975
Applicant:
Inventor:
Roland Schuler, Wettingen, CH;
Assignee:
BBC Brown Boveri & Co. Ltd., Baden, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K / ;
U.S. Cl.
CPC ...
310 45 ; 310 64 ; 310213 ; 310215 ; 174 34 ;
Abstract
A large electrical machine, includes bar windings composed of twisted individual conductors with irregularities formed at the narrow edges of the bar winding. The bar winding is composed of individual insulated conductors and uninsulated conductors. A synthetic mica-resin putty pressed between the conductors fills the spaces between the conductors. Electrically conductive strips covering the putty are electrically connected to the uninsulated conductors.