| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a fuel supply device of an internal combustion engine preventing reformed surplus fuel from staying for a long time. <P>SOLUTION: The fuel supply device 1A of the internal combustion engine 1A is provided with a fuel pump 7 in a fuel supply passage 6 which connects a fuel tank 3 and a fuel injection valve 5. The fuel supply device 1A is equipped with a fluid mixing device 8 for mixing fluid into the fuel supply passage 6, a return passage 10 connected to the fuel supply passage 6 upstream and downstream of a position where the fuel pump 7 is installed and a position where the fluid is mixed by the fluid mixing device 8, and a relief valve 11 provided in the return passage 10 for operating to return the surplus fuel not injected from the fuel injection valve 5 to the fuel supply passage 6 via the return passage 10. <P>COPYRIGHT: (C)2010,JPO&INPIT |
