Air intake apparatus for internal combustion engine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6520138
SERIAL NO

09749475

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A rotating shaft and a drive shaft are used in an air intake apparatus for an internal combustion engine. At one end portion of the rotating shaft and the drive shaft a sphere portion and a projection portion are formed, and another end portion of the rotating shaft and the drive shaft a cup portion and a faucet portion are formed. The sphere portion is inserted to the cup portion and further the projection portion is engaged with the faucet portion, thereby a universal joint is formed. Since a connection structure between the rotating shaft and the drive shaft is constituted with few component elements, a cost reduction in the air intake apparatus for the internal combustion engine can be improved.

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First Claim

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Patent Owner(s)

  • HITACHI CAR ENGINEERING CO., LTD.;HITACHI, LTD.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Minegishi, Teruhiko Hitachinaka, JP 21 277
Munakata, Akihiro Hitachinaka, JP 7 180
Nemoto, Hiroyuki Tokai-mura, JP 99 1079
Yamashita, Misturu Hitachinaka, JP 2 24

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