发明申请
- 专利标题： COOLING STRUCTURE OF PISTON IN ENGINE
- 专利标题（中）： 发动机活塞冷却结构
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申请号： US13719131申请日： 2012-12-18
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公开(公告)号： US20130160724A1公开(公告)日： 2013-06-27
- 发明人: Shigeki Yamamoto , Kozo Arai , Yoshimichi Terashima , Mamoru Inaoka
- 申请人： Kawasaki Jukogyo Kabushiki Kaisha
- 申请人地址： JP Kobe-shi
- 专利权人： KAWASAKI JUKOGYO KABUSHIKI KAISHA
- 当前专利权人： KAWASAKI JUKOGYO KABUSHIKI KAISHA
- 当前专利权人地址： JP Kobe-shi
- 优先权： JP2011-280332 20111221
- 主分类号： F01P3/08
- IPC分类号： F01P3/08
摘要：
A cooling structure of a piston in an engine, in which oil is injected toward a top portion of the piston reciprocating within a cylinder of the engine to cool the top portion of the engine. The cooling structure may include an oil guide surface including at least a thick wall portion of a peripheral wall of the piston which is provided with a ring groove and extends continuously from an inner surface of the peripheral wall of the piston to a reverse surface of the top portion of the piston.
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