Title:
ROCKER ARM AND METHOD FOR MANUFACTURING ROCKER ARM
Document Type and Number:
WIPO Patent Application WO/2016/103923
Kind Code:
A1
Abstract:
Provided is a rocker arm in which durability can be ensured while inertial mass is reduced. A rocker arm (10) is provided with a valve contact part (15) for pressing a valve (80). The valve contact part (15) comprises a receiving wall (14) that, while being pressed, comes into contact with an end face of a stem end part (81A) of the valve (80), and a pair of side walls (13) which protrude facing each other from both side end parts (14A) of the receiving wall (14), which are disposed alongside and in proximity to the side peripheral faces of the stem end part (81A) of the valve (80), and of which at least the protruding tip parts are thin-walled parts (23) of lower wall thickness than adjacent portions.
Inventors:
YAMANE NAOYUKI (JP)
HAGA YOSHIAKI (JP)
SASAKI TATSUYA (JP)
NOZAKI EIICHI (JP)
TAKARAGI MAKOTO (JP)
HAGA YOSHIAKI (JP)
SASAKI TATSUYA (JP)
NOZAKI EIICHI (JP)
TAKARAGI MAKOTO (JP)
Application Number:
PCT/JP2015/081127
Publication Date:
June 30, 2016
Filing Date:
November 05, 2015
Export Citation:
Assignee:
OTICS CORP (JP)
International Classes:
F01L1/18; F16H53/06
Domestic Patent References:
| WO2006112397A1 | 2006-10-26 | |||
| WO2003031777A1 | 2003-04-17 |
Foreign References:
| JP2007205288A | 2007-08-16 | |||
| JPS6375305A | 1988-04-05 | |||
| EP0761933A1 | 1997-03-12 | |||
| JPH07124677A | 1995-05-16 | |||
| JP2011140925A | 2011-07-21 |
Attorney, Agent or Firm:
GRANDOM PATENT LAW FIRM (JP)
Patent business corporation grandam patent firm (JP)
Patent business corporation grandam patent firm (JP)
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