发明名称 |
INTERNAL COMBUSTION ENGINE AND LINER INSTALLATION RING |
摘要 |
<p>An internal combustion engine includes: a cylinder block having one or more cylinders, a cylinder liner in a tubular shape disposed inside the cylinder; a piston reciprocating inside the cylinder liner and having a top land portion formed of an outer periphery of the piston sandwiched between a piston head and an uppermost ring groove; and a liner installation ring forming, inside the cylinder, a circular step portion protruding toward the inner periphery of the cylinder liner. The liner installation ring is disposed in the cylinder block or the cylinder liner in such a manner that the bottom face of the liner installation ring face to the uppermost portion of the cylinder liner. The liner installation ring is disposed at a position in accordance with the upper end position of the top land portion when the piston reaches a top dead center. The liner installation ring is set to protrude from the inner periphery of the cylinder liner in an inward direction at a length of 0.05 mm or more to 0.5 mm less.</p> |
申请公布号 |
EP1679434(A4) |
申请公布日期 |
2009.04.29 |
申请号 |
EP20040792494 |
申请日期 |
2004.10.15 |
申请人 |
KABUSHIKI KAISHA RIKEN |
发明人 |
OOGAKE, KAZUHIKO;YAMADA, MASAKI;SATOU, KAZUKI |
分类号 |
F02F1/18;F02F1/00;F02F1/16 |
主分类号 |
F02F1/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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