| 摘要 |
<P>PROBLEM TO BE SOLVED: To suppress knocking and promote warming up by a simple structure in an internal combustion engine. <P>SOLUTION: An intake port 19 and an exhaust port 20 communicating to a combustion chamber 18 are provided, an intake valve 21 and an exhaust valve 2 can open and close the intake port 19 and the exhaust port 20, and an injector injecting fuel to the intake port 19 is provided. A heat pipe 41 is provided performing heat exchange between the combustion chamber 18 and reaching part of fuel spray in the intake port 19. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
