| 摘要 |
PROBLEM TO BE SOLVED: To improve mixing of fuel and air in a fuel supply device for a gas engine using CNG (compressed natural gas) or the like as fuel. SOLUTION: Fuel passages 20 are formed on an outside of each intake passage 14 in the downstream of an intake manifold collecting part 13. Fuel injection ports 21 opening each fuel passage 20 to the intake passage 14 inside thereof are arranged on a plurality of different sections in an axial direction of the intake passage 14, and fuel injection parts 22 are arranged on the fuel passage 20 one by one. COPYRIGHT: (C)2008,JPO&INPIT
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