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Title:
ROCKER ARM FOR INTERNAL COMBUSTION ENGINE
Document Type and Number:
Japanese Patent JP2011247090
Kind Code:
A
Abstract:

To provide a lightweight, rigid and strong rocker arm.

The rocker arm including both right and left side walls and a bottom plate connecting the side walls at their lower parts to each other is configured to be cross-sectionally U-shaped. One end is a supported end supported by a rocker shaft, and the other end is a double-headed pressing end for pressing the valves at the front ends of both side walls. A cam roller is provided between the supported end and the pressing end. Additionally, the upper face of the bottom plate has a concave shape where lubricating oil is stored.


Inventors:
Yoshihara, Akira
Kido, Yusuke
Application Number:
JP2010000117493
Publication Date:
December 08, 2011
Filing Date:
May 21, 2010
Export Citation:
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Assignee:
MITSUBISHI MOTORS CORP
International Classes:
F01L1/18; F01M9/10; F16H53/06
Domestic Patent References:
JPS5237129U1977-03-16
JPH1018823A1998-01-20
JP2002339710A2002-11-27
JPH07332105A1995-12-22
JPS63182204U1988-11-24
JPS63182209U1988-11-24
JP2004137952A2004-05-13
JP2009108698A2009-05-21
JP2008075555A2008-04-03
Attorney, Agent or Firm:
蔵田 昌俊
河野 哲
中村 誠
福原 淑弘
峰 隆司
白根 俊郎
村松 貞男
野河 信久
幸長 保次郎
河野 直樹
砂川 克
勝村 紘
佐藤 立志
岡田 貴志
堀内 美保子
竹内 将訓
市原 卓三
山下 元



 
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