Rotor for an electric machine, an electric machine and method for manufacturing an electric machine
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United States of America Patent
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Apr 10, 2018
Grant Date -
Oct 1, 2015
app pub date -
Jun 11, 2015
filing date -
Dec 14, 2012
priority date (Note) -
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Abstract
A rotor for an electric machine includes a rotor core having a plurality of rotor sheets (RS1), each of the plurality of rotor sheets including a plurality of flux guide sections, each of the plurality of flux guide sections having a plurality of flux paths and a plurality of flux barriers. The plurality of flux guide sections having a first flux guide section in which a first number of the plurality of flux barriers has a bridge interrupting the flux barrier, and a second flux guide section in which a second number of the plurality of flux barriers has a bridge interrupting the flux barrier. Each bridge is made of a material of high permeance, and the first number of the first flux guide section is different than the second number of the second flux guide section.
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