Drive device and vehicle

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12184154
APP PUB NO 20230006507A1
SERIAL NO

17852396

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A drive device includes a first bearing lubricated by a fluid and a second bearing lubricated by a lubricant having a higher electrical conductivity than the fluid. The first bearing rotatably supports a shaft extending in the axial direction along the rotation axis. A housing of the drive device has a first bearing holder that holds the first bearing. The second bearing is arranged between the shaft and the housing and rotatably supports the shaft. The second bearing is arranged in a space isolated from the first bearing holder.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
NIDEC CORPORATION338 KUZETONOSHIRO-CHO MINAMI-KU KYOTO-SHI KYOTO 6018205 ?6018205

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aono, Yoshiyuki Kyoto, JP 10 99
Li, LiPeng Kyoto, JP 2 40
Nakamura, Keigo Kyoto, JP 146 1654
Shiraishi, Takashi Kyoto, JP 239 1911

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