JPH0343538U

JPH0343538U -

Info

Publication number: JPH0343538U
Application number: JP10441489U
Authority: JP
Priority date: 1989-09-07
Filing date: 1989-09-07
Publication date: 1991-04-24

Description

[Brief explanation of drawings]

第１図は、本考案の実施例によるエンジンの燃
料制御装置の全体概略構成図、第２図は、上記エ
ンジンに組み込まれた気化器の全体構成図、第３
図は、上記エンジンに組み込まれたアイドル開度
制御装置を示す図、第４図は、コントローラによ
るエンジン制御を示すフローチヤート図、第５図
は、上記エンジン制御のタイムチヤート図である
。１……エンジン、５ａ……一次側吸気通路、５
ｂ……二次側吸気通路、１０……気化器、１６…
…一次側スロツトル弁、６０……スロツトル開度
センサ、６３……デイストリビユータ、６５……
コントローラ、６８……アイドル開度制御装置、
６９ａ……ニユートラルスイツチ、６９ｂ……ク
ラツチスイツチ、ＳＯＬ……フイードバツクソレ
ノイド。 FIG. 1 is an overall schematic configuration diagram of an engine fuel control system according to an embodiment of the present invention, FIG. 2 is an overall configuration diagram of a carburetor incorporated in the engine, and FIG.
4 is a flowchart showing engine control by the controller, and FIG. 5 is a time chart of the engine control. 1... Engine, 5a... Primary side intake passage, 5
b...Secondary side intake passage, 10...Carburizer, 16...
...Primary side throttle valve, 60... Throttle opening sensor, 63... Distributor, 65...
Controller, 68... Idle opening control device,
69a...neutral switch, 69b...clutch switch, SOL...feedback solenoid.

Claims

[Scope of utility model registration request]

In an engine control device including a throttle valve, a carburetor having a main carbureting system having a main port, and a low speed system having an idle port and a slow port, a deceleration state detection means for detecting a deceleration state; When a deceleration state is detected by the uncoupled state detection means for detecting the uncoupled state of the engine and the deceleration state detection means, and the uncoupled state of the engine and the drive system is detected by the uncoupled state detection means, An engine control device comprising: a control means for opening a throttle valve so as to position it upstream of the slow port.