External cooling tube arrangement for a stator of an electric motor

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United States of America Patent

PATENT NO 9768666
SERIAL NO

14343670

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Importance

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Abstract

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A stator for an electric motor includes a substantially hollow-cylindrical stator stack provided with wire windings and an end winding, which adjoins the stator stack in the axial direction. The stator stack includes a number of slots, wherein a coolant line is inserted into the respective slot. To improve efficiency of the electric motor, a section of the respective coolant line extends into the region of the end winding.

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Patent Owner(s)

Patent OwnerAddress
INNOMOTICS GMBHNUREMBERG

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Büttner, Klaus Hollstadt, DE 51 412
Kirchner, Klaus Ostheim, DE 42 311
Wöhner, Norbert Heustreu, DE 9 102

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