Electric motor drive device and outdoor unit of air conditioner

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11374523
APP PUB NO 20210234489A1
SERIAL NO

17268723

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Importance

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Abstract

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An electric motor drive device includes: a main substrate mounted with a power supply circuit that generates, on the basis of alternating-current power supplied from an alternating-current power supply, a drive power to drive a compressor motor; a plurality of connection switching relays that perform switching between connections for the compressor motor; a small substrate mounted with the connection switching relays; a relay drive circuit that switches the connection switching relays; lead wires that connect the compressor motor and the small substrate to the power supply circuit; and lead wires that connect the small substrate and the compressor motor.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
MITSUBISHI ELECTRIC CORPORATIONCHIYODA-KU TOKYO 100-8310

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Miyamori, Shun Tokyo, JP 2 0
Ura, Shinichiro Tokyo, JP 10 23

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