Reinforced rotor for an electric machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11876409
APP PUB NO 20230018286A1
SERIAL NO

17376334

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A rotor for an electric machine includes a rotor body formed from a plurality of rotor laminations defining a first axial end and a second axial end. Each of the plurality of rotor laminations includes a plurality of openings that are aligned so as to define a plurality of passages through the rotor body. A plurality of reinforcement elements extend through the plurality of laminations. Each of the plurality of reinforcement elements is arranged in a corresponding one of the plurality of passages and includes a first end portion and a second end portion. The first end portion and the second end portion of select ones of the plurality of reinforcement elements extend outwardly of the first axial end and the second axial end. An end ring is positioned at the first axial end. The end ring is integrally formed with the select ones of the plurality of reinforcement elements.

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Patent Owner(s)

Patent OwnerAddress
GM GLOBAL TECHNOLOGY OPERATIONS LLCP O BOX 300 DETROIT MI 48265

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Coppola, Anthony Michael Rochester Hills, US 22 7
Fatemi, Alireza Canton, US 96 187
Lahr, Derek Frei Howell, US 17 57

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