ROTOR ASSEMBLY WITH A COMPOSITE SLEEVE THAT IS OPTIMIZED FOR PRESS-FIT INSTALLATION
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United States of America Patent
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Issued Date -
May 2, 2024
app pub date -
Oct 31, 2022
filing date -
Oct 31, 2022
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Abstract
A rotor for an electric machine includes a magnetic core configured for arrangement on a shaft. An end ring is arranged on opposite axial ends of the magnetic core. A composite sleeve includes an annular body including an inner surface and an outer surface, and a polymer matrix encapsulating circumferentially oriented fibers. The composite sleeve includes a first tapered portion on the inner surface arranged adjacent to an axial end thereof and configured to facilitate press-fitting of the composite sleeve onto the rotor.
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