| 摘要 |
<p>PURPOSE:To eliminate a fluctuation of mixing ratio of air and fuel permitting the passage cross section of bypass flow way to regulate. CONSTITUTION:No.1 bypass flow way 10 by which a bypass passage from the inlet port of main air passage 8 to a venturi 9 configured in the main air passage 8 is formed, on the way of said No.1 bypass flow way 10 a heat sensitive resistance 12 being provided. Besides, No.2 bypass flow way 14 is provided to permit a bypass flow way 10 and the lower stream thereof. Within No.2 bypass flow way 14 an adjusting screw 15 is provided to vary said flow way cross section from the outside. The adjustment of adjusting screw 15 enables the mixing ratio of air and fuel to secure a proper compensation.</p> |
