Rotor and electric motor

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12266977
APP PUB NO 20230117552A1
SERIAL NO

17995654

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A rotor includes: a rotor core including a plurality of first holes and a plurality of second holes; and a plurality of first permanent magnets arranged in the plurality of first holes, wherein the first holes and the second holes are provided radially around a rotating shaft, the rotor core in each of the plurality of second holes has a radial length smaller than a radial length of the rotor core in each of the plurality of first holes, each of the plurality of second holes is located closer to an inner side in the radial direction of the rotor core with respect to a first hole adjacent to the second hole in a circumferential direction of the rotor core among the plurality of first holes, and includes a protrusion protruding toward the first hole adjacent to the second hole in the circumferential direction of the rotor core.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTDOSAKA JAPAN OSAKA

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aso, Noritaka Kyoto, JP 6 17
Morimoto, Eiki Osaka, JP 3 11
Suzuki, Kenta Osaka, JP 124 255
Tamamura, Toshiyuki Osaka, JP 16 92
Ukaji, Hajime Aichi, JP 7 32

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