JPS5930530U - Internal combustion engine idle speed control device - Google Patents

Internal combustion engine idle speed control device

Info

Publication number
JPS5930530U
JPS5930530U JP7162982U JP7162982U JPS5930530U JP S5930530 U JPS5930530 U JP S5930530U JP 7162982 U JP7162982 U JP 7162982U JP 7162982 U JP7162982 U JP 7162982U JP S5930530 U JPS5930530 U JP S5930530U
Authority
JP
Japan
Prior art keywords
negative pressure
engine
internal combustion
combustion engine
rotation speed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP7162982U
Other languages
Japanese (ja)
Other versions
JPH03520Y2 (en
Inventor
修 松本
Original Assignee
三菱電機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP7162982U priority Critical patent/JPS5930530U/en
Publication of JPS5930530U publication Critical patent/JPS5930530U/en
Application granted granted Critical
Publication of JPH03520Y2 publication Critical patent/JPH03520Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図は本考案の一実施例を示す構成図である。 １・・・内燃機関、２・・・吸気管、３・・・電磁式噴
射弁、４・・・圧力センサ、５・・・水温センサ、６・
・・アイドル制御弁、７・・・点火コイル、８・・・制
御装置、９・・・車速スイッチ、２１・・・スロットル
バルブ、２２・・・工　　゛アークリーナ、２３・・・
アイドルスイッチ、６１・・・位置センサ、６２・・・
大気開放用電磁弁、６３・・・真空用電磁弁、６４・・
・負圧室、６５・・・ダイアフラム、６６・・・バルブ
、６７・・・スプリング、６８・・・バイパス通路。The figure is a configuration diagram showing an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Internal combustion engine, 2... Intake pipe, 3... Electromagnetic injection valve, 4... Pressure sensor, 5... Water temperature sensor, 6...
... Idle control valve, 7... Ignition coil, 8... Control device, 9... Vehicle speed switch, 21... Throttle valve, 22... Arc cleaner, 23...
Idle switch, 61...Position sensor, 62...
Solenoid valve for opening to atmosphere, 63... Solenoid valve for vacuum, 64...
- Negative pressure chamber, 65...diaphragm, 66...valve, 67...spring, 68...bypass passage.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 内燃機関の回転数を検出する回転数検出器、機関のアイ
ドル時に上記回転数検出器の検出信号と設定回転数に対
応した設定信号とを比較しその比較結果に基づいて指令
信号を発生する手段、機関の負圧源と大気とに連通され
る負圧室を有し該負圧室の負圧に応じて機関の吸入空気
量を制御して機関の回転数を調節する圧力応動装置、及
び上記負圧室に対する大気と負圧源の各連通路に設けら
れ上記指令信号に応じてそれぞれ開閉制御される大気開
放用電磁弁と真空用電磁弁を備え、上記大気開放用電磁
弁をノーマルオープン、真空用電磁弁をノーマルクロー
ズにそれぞれ設定したことを特徴とする内燃機関のアイ
ドル回転数制御装置。A rotation speed detector for detecting the rotation speed of an internal combustion engine, and means for comparing a detection signal of the rotation speed detector with a setting signal corresponding to a set rotation speed when the engine is idling, and generating a command signal based on the comparison result. , a pressure-responsive device that has a negative pressure chamber that communicates with the negative pressure source of the engine and the atmosphere, and controls the intake air amount of the engine according to the negative pressure of the negative pressure chamber to adjust the rotational speed of the engine; An atmosphere release solenoid valve and a vacuum solenoid valve are provided in each communication passage between the atmosphere and the negative pressure source for the negative pressure chamber and are controlled to open and close according to the command signal, and the atmosphere release solenoid valve is normally open. , an idle speed control device for an internal combustion engine, characterized in that vacuum solenoid valves are set to normally closed.
JP7162982U 1982-05-14 1982-05-14 Internal combustion engine idle speed control device Granted JPS5930530U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7162982U JPS5930530U (en) 1982-05-14 1982-05-14 Internal combustion engine idle speed control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7162982U JPS5930530U (en) 1982-05-14 1982-05-14 Internal combustion engine idle speed control device

Publications (2)

Publication Number Publication Date
JPS5930530U true JPS5930530U (en) 1984-02-25
JPH03520Y2 JPH03520Y2 (en) 1991-01-10

Family

ID=30201776

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7162982U Granted JPS5930530U (en) 1982-05-14 1982-05-14 Internal combustion engine idle speed control device

Country Status (1)

Country Link
JP (1) JPS5930530U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61142138U (en) * 1985-02-25 1986-09-02

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5132172A (en) * 1974-07-10 1976-03-18 Varian Associates
JPS5479324A (en) * 1977-12-05 1979-06-25 Japan Electronic Control Syst Idling speed control device for internal combustion engine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5132172A (en) * 1974-07-10 1976-03-18 Varian Associates
JPS5479324A (en) * 1977-12-05 1979-06-25 Japan Electronic Control Syst Idling speed control device for internal combustion engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61142138U (en) * 1985-02-25 1986-09-02

Also Published As

Publication number Publication date
JPH03520Y2 (en) 1991-01-10

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