| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an internal combustion engine which is uniformly cooled on the inside. <P>SOLUTION: The internal combustion engine 1 includes: a piston 100 which reciprocatingly moves in a bore 21 arranged in a cylinder block; and a connecting rod 130 which is coupled to the piston 100 and transmits power to a crankshaft. The internal combustion engine 1 further includes a rear side oil jet 210 for injecting oil to a skirt inner region and a skirt outer region of the piston 100 from the side of the piston connecting rod 130. <P>COPYRIGHT: (C)2008,JPO&INPIT |
