MULTICYLINDER DUAL FUEL ENGINE

摘要

PROBLEM TO BE SOLVED: To provide a multicylinder dual fuel engine capable of improving exhaust gas performance in gas fuel operation, while further uniformizing the distribution of an air-fuel mixture to respective cylinders. SOLUTION: This multicylinder dual fuel engine is constituted so that a throttle intake passage 6 is arranged in a throttle body 5; a throttle valve 7 is arranged in this throttle intake passage 6; an injector 8 is installed in the throttle body 5; a tip part 9 of this injector 8 is faced to the inside of the throttle intake passage 6 on the downstream side of the throttle valve 7; a liquid fuel injection port 10 is opened in the tip part 9 of this injector 8; a gas fuel outlet 11 is arranged in the throttle body 5; and this gas fuel outlet 11 is faced to the inside of the throttle intake passage 6 on the upstream side of a valve stem 12 of the throttle valve 7. COPYRIGHT: (C)2008,JPO&INPIT