Rotor
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United States of America Patent
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-
Oct 10, 2023
Grant Date -
Aug 11, 2022
app pub date -
Feb 7, 2022
filing date -
Feb 8, 2021
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A rotor includes: a shaft; a tubular rotor core; and a plurality of magnets. The shaft extends along a center axis. The rotor core surrounds the shaft. The plurality of magnets is disposed outside the rotor core in a radial direction and is aligned in a circumferential direction. A plurality of first recessed portions recessed outward in the radial direction is aligned in the circumferential direction in an inner surface of the rotor core in the radial direction. Each of the first recessed portions overlaps each of the magnets in the radial direction.
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