MOTOR ROTOR WITH INNER SLEEVE
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United States of America Patent
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Issued Date -
Oct 24, 2024
app pub date -
Jul 1, 2024
filing date -
Jul 1, 2024
priority date (Note) -
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status (Latency Note)
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Abstract
A rotor includes a shaft, a magnet located around the shaft, an inner sleeve located around the shaft and between the shaft and the magnet, and an end ring located around the inner sleeve and positioned adjacent to the magnet. The inner sleeve includes a holding portion having an inner diameter that surrounds and holds the shaft, and a gap forming portion including a first inner diameter that is larger than the inner diameter of the holding portion, such that the gap forming portion is spaced apart from the shaft. A part of the magnet is located on the holding portion. The end ring is located on the gap forming portion.
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