Valve rocker arm assembly, variable air distribution mechanism and engine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11352961
APP PUB NO 20200318554A1
SERIAL NO

16753844

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A valve rocker arm assembly, a variable air distribution mechanism, and an engine are provided according to the present disclosure. The valve rocker arm assembly includes: an oil inlet hose; a rocker arm shaft, an oil drain channel, an oil return groove, and a first oil path being provided in the rocker arm shaft, the oil drain channel being communicated with the oil return groove by means of the first oil path; a first rocker arm and a second rocker arm rotatably connected onto the rocker arm shaft, a piston cavity, an oil inlet path, an oil drain path and a piston being provided on the second rocker arm; a one-way opening device provided in the oil inlet path and/or the oil inlet hose; and a control valve connected to the oil drain channel.

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Patent Owner(s)

Patent OwnerAddress
WEICHAI POWER CO LTDWEIFANG SHANDONG 261061

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Zhiqiang Shandong, CN 150 753
Zhan, Qiang Shandong, CN 32 110
Zhu, Jibin Shandong, CN 2 0

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