Electric-motor rotor, electric motor, and air conditioner

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9966821
SERIAL NO

15025639

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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To provide an electric-motor rotor including a cylindrical yoke, a resin magnet portion that is formed from resin magnet integrally with the outer periphery of the yoke, a position-detecting magnet that is located on one axial-end side of the resin magnet portion, a plurality of seats that are formed on the axial end surface of the yoke on the side of the position-detecting magnet, each of which includes a pair of protruding portions, and an opening formed between the protruding portions, and a seat connecting portion that is formed with the seats on its top surface, wherein a ribbed runner that supplies the resin magnet to the resin magnet portion through the opening is provided at the opening to form, along with the seat, a seat portion that places thereon the position-detecting magnet.

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Patent Owner(s)

Patent OwnerAddress
MITSUBISHI ELECTRIC CORPORATIONTOKYO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aso, Hiroki Tokyo, JP 50 73
Ishii, Hiroyuki Tokyo, JP 477 4603
Oya, Junichiro Tokyo, JP 45 66
Sakanobe, Kazunori Tokyo, JP 26 225
Urabe, Yuto Tokyo, JP 39 40
Yamamoto, Mineo Tokyo, JP 63 161

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