| 摘要 |
PROBLEM TO BE SOLVED: To maintain good operability of an engine, without generating bubbles in a fuel passage on this side of a main jet, in a carburetor having the fuel passage connected to the main jet opening part side from the constant fuel chamber side on the float chamber bottom part side. SOLUTION: This carburetor 1A forms the fuel passage 7a connected to the main jet 7b inlet side on the tip of a main well 3 from the constant fuel chamber 2a side, in a projection part 21 projected from a bottom part substantially central position of a float chamber 2A being a bottom surface of a constant fuel chamber 2a and abutting on the main well 3 tip side on its upper end side. A projection 5 of a predetermined shape of promoting generation of the bubbles by vaporization of fuel, is arranged in an outside surface predetermined position of its projection part 21. COPYRIGHT: (C)2008,JPO&INPIT |
