JPS62128153U

JPS62128153U -

Info

Publication number: JPS62128153U
Application number: JP1509886U
Authority: JP
Priority date: 1986-02-06
Filing date: 1986-02-06
Publication date: 1987-08-13

Description

[Brief explanation of the drawing]

第１図は第３図の要部拡大図、第２図は従来の
技術を説明する図、第３図は本考案による可変ベ
ンチユリ型気化器の断面図である。１０…気化器本体、１２…吸入空気通路、１４
…スロツトル弁、１６…ベンチユリ、１８…サク
シヨンピストン、３２…燃料通路、３４…計量ニ
ードル、４０…計量ジエツト。 FIG. 1 is an enlarged view of the main part of FIG. 3, FIG. 2 is a diagram illustrating a conventional technique, and FIG. 3 is a sectional view of a variable bench lily type carburetor according to the present invention. 10... Carburetor main body, 12... Intake air passage, 14
... Throttle valve, 16... Bench lily, 18... Suction piston, 32... Fuel passage, 34... Metering needle, 40... Metering jet.

Claims

[Scope of utility model registration request]

A carburetor body having an intake air passage, a suction piston that can move in a direction substantially perpendicular to the intake air passage to form a bench lily with a variable area, and a metering needle attached to the tip of the suction piston. , a variable bench lily type carburetor having a fuel passage with a metering jet cooperating with a metering needle, the metering needle having a small diameter portion for engaging the metering jet during startup, and an enlarged portion located at the tip. a first cylindrical portion in which the fuel passage extends inwardly next to the metering jet; and a second cylindrical portion next to the first cylindrical portion, the second cylindrical portion having an inner diameter larger than the inner diameter of the first cylindrical portion. A variable bench lily type carburetor comprising a cylindrical portion and a third cylindrical portion next to the second cylindrical portion and having an inner diameter smaller than the inner diameter of the second cylindrical portion.