Valve Mechanism and Mechanical Lash Adjuster

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20190145287A1
SERIAL NO

16309116

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A valve mechanism is provided with a cam, a valve urged in a valve closing direction by a valve spring, a rocker arm, and a lash adjuster. The lash adjuster may include a plunger to which a pressing force of the cam and an urging force of the valve spring are transmitted through the rocker arm, a housing that forms a thread engagement portion, and a compression coil spring urging the plunger in the extension direction. The thread engagement portion may be such that a load acting on the plunger in the plunger extension or contraction direction causes sliding rotation in the thread engagement portion to be suppressed, and such that a lateral load acting on the plunger causes the suppression of sliding rotation to be relieved.

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Patent Owner(s)

Patent OwnerAddress
NITTAN VALVE CO LTD518 SOYA HADANO-SHI KANAGAWA 257-0031

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
KAMEDA, Michihiro Ota-shi Gunma, JP 24 62
NIIRO, Masaaki Hadano-shi Kanagawa, JP 10 18

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