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:
Jul. 09, 1985
Filed:
Jun. 29, 1983
Herbert Auinger, Nuremberg, DE;
Siemens Aktiengesellschaft, Munich and Berlin, DE;
Abstract
For the desired pole-pair number combination p.sub.1 /p.sub.2 always those coils are omitted from the individual phases of the first pole-pair number p.sub.2, which form overlapping phase bands for the second pole-pair number in the coil side star; the remaining coils of each phase for 2p.sub.1 are distributed symmetrically along the periphery and in accordance with ##EQU1## over the base-speed winding connected in three-phase wye/three-phase wye configuration and the dead winding branches N.sub.1, connected in parallel or in series to it, for the first pole-pair number p.sub.1, whereby at least a large portion of the omitted coils is configured as additional dead branches for the second pole-pair number p.sub.2.