JPS5873948U

JPS5873948U - Intake pulsation suppressed gasoline engine

Info

Publication number: JPS5873948U
Application number: JP16886181U
Authority: JP
Inventors: 徹岡田; 酒井　芳夫
Original assignee: 三菱自動車工業株式会社
Priority date: 1981-11-12
Filing date: 1981-11-12
Publication date: 1983-05-19

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１〜５図は本考案の第１実施例としての吸気脈動抑制
型ガソリンエンジンを示すもので、第１図はその要部を
示す模式図、第２図はそのリードバルブの配設状態を示
す部分断面図、第３図はそのリードバルブのサポートを
示す平面図、第４図はそのリードバルブの弁板を示す平
面図、第５図はそのリードバルブのストッパを示す平面
図であり、第６〜８図は本考案の第２実施例としての吸
気脈動抑制型ガソリンエンジンを示すもので、第６図は
その吸気マニホルドの部分を示す平面図、第７図はその
リードバルブの配設状態を示す断面図、第８図はそのク
ランク軸の形状を示す模式図である。１・・・・・・吸気系、２・・・・・・キャブレタ、３
・・・・・・スロットル弁、４・・・・・・吸気弁、５
・・・・・・吸気通路、６・・・・・・リードバルブ、
７・・・・・・エアクリーナ、８・・・・・・クランク
軸、９，１０・・・・・・吸気マニホルド、２１・・・
・・・ベンチュリ部、６１・・・・・・サポート、６１
ａ・・・・・・通気孔、６２・・・・・・ねじ、６３・
・・・・・弁板、６４・・・・・・ストッパ、Ｅ・・・
用ガソリンエンジン。Figures 1 to 5 show an intake pulsation suppressing gasoline engine as a first embodiment of the present invention. Figure 1 is a schematic diagram showing its main parts, and Figure 2 shows the arrangement of its reed valves. 3 is a plan view showing the support of the reed valve, FIG. 4 is a plan view showing the valve plate of the reed valve, and FIG. 5 is a plan view showing the stopper of the reed valve. 6 to 8 show an intake pulsation suppressing gasoline engine as a second embodiment of the present invention, FIG. 6 is a plan view showing the intake manifold part, and FIG. 7 is the arrangement of the reed valve. A sectional view showing the state, and FIG. 8 is a schematic diagram showing the shape of the crankshaft. 1... Intake system, 2... Carburetor, 3
...Throttle valve, 4...Intake valve, 5
...Intake passage, 6...Reed valve,
7... Air cleaner, 8... Crankshaft, 9, 10... Intake manifold, 21...
...Venturi section, 61...Support, 61
a...Vent hole, 62...Screw, 63.
...Valve plate, 64...Stopper, E...
gasoline engine.

Claims

[Scope of utility model registration request]

The intake system of a gasoline engine is provided with a carburetor, and a non-throttle valve is provided near the carburetor, and in order to suppress intake pulsation in the venturi portion of the carburetor, the intake system is provided with an intake valve between the intake valve and the throttle valve in the intake system. An intake pulsation suppressing gasoline engine characterized by a reed valve installed in the passage.