Engine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10240509
APP PUB NO 20170045015A1
SERIAL NO

15306141

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An engine includes a crankcase with cylinders and fins on outer circumferences of the cylinders. A crank shaft penetrates the crankcase. A cooling fan is provided on an outer side of the crankcase and arranged coaxially with the crank shaft. A first cover covers an outer side of the cylinders and the crankcase, and the cooling fan. A second cover capable of being detached from/attached to the first cover. The first cover includes a first opening facing the cooling fan, and second openings facing the fins. The second cover includes an air inlet facing the first opening, and attached to the first cover to cover the first opening and the second openings.

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First Claim

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Family

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Patent Owner(s)

  • YAMAHA MOTOR POWER PRODUCTS KABUSHIKI KAISHA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jinnohara, Nobuo Shizuoka, JP 2 7
Nishi, Kengo Shizuoka, JP 15 98
Tsuda, Shinya Shizuoka, JP 7 81

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