Electric machine with windings having end loop arrangement

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United States of America Patent

PATENT NO 9979242
SERIAL NO

15135320

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An electric machine including a rotor and a stator and having a first winding. The stator slots define a plurality of layer positions wherein each of the layer positions is at a different radial distance from the axis. There is an odd number of select stator slots wherein for two slot segments disposed in different layer positions, a pair of end loops connect each of the slot segments with another slot segment in a different slot that is in the same layer position. In some embodiments, at least 60 percent of the end loops connect slot segments that are disposed in different layer positions. For some embodiments, only a single select stator slot is provided with the end loops being positioned to reduce spatial conflicts.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
BORGWARNER INC3850 HAMLIN ROAD AUBURN HILLS MI 48326

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Neet, Kirk Pendleton, US 89 306
Sailors, Timothy J Westfield, US 6 49

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