Variable compression ratio mechanism

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United States of America Patent

PATENT NO 11098620
APP PUB NO 20210071550A1
SERIAL NO

16953477

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Provided is a compression ratio varying mechanism, including a communication hole including: a first opening opened in an outer peripheral side surface of a piston rod; and a second opening, which is prevented from being opposed to the first opening in a radial direction of a piston rod, and is connected to an oil passage at a position apart from the first opening in a stroke direction.

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Patent Owner(s)

Patent OwnerAddress
IHI CORPORATION1-1 TOYOSU 3-CHOME KOTO-KU TOKYO 135-8710

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Masuda, Yutaka Tokyo, JP 77 764
Ohara, Ryo Tokyo, JP 5 36
Teramoto, Jun Tokyo, JP 9 141

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