JPS5835639U - Fuel cutoff device for multi-cylinder internal combustion engine - Google Patents

Fuel cutoff device for multi-cylinder internal combustion engine

Info

Publication number
JPS5835639U
JPS5835639U JP13030781U JP13030781U JPS5835639U JP S5835639 U JPS5835639 U JP S5835639U JP 13030781 U JP13030781 U JP 13030781U JP 13030781 U JP13030781 U JP 13030781U JP S5835639 U JPS5835639 U JP S5835639U
Authority
JP
Japan
Prior art keywords
fuel
combustion engine
internal combustion
cylinder internal
fuel injection
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
JP13030781U
Other languages
Japanese (ja)
Other versions
JPH0138275Y2 (en
Inventor
川廷　勝敏
Original Assignee
いすゞ自動車株式会社
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 いすゞ自動車株式会社 filed Critical いすゞ自動車株式会社
Priority to JP13030781U priority Critical patent/JPS5835639U/en
Publication of JPS5835639U publication Critical patent/JPS5835639U/en
Application granted granted Critical
Publication of JPH0138275Y2 publication Critical patent/JPH0138275Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Sliding Valves (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) [Summary] 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]

第１図は多気筒内燃機関の燃料遮断装置の概略構成図、
第２図はスプール弁装置の回転制御回路のブロック図、
第３図はスプール弁装置の縦断面図、第４図は第３図の
ＩＶ−ＩＶ矢視断面図、および第５図Ａ、　Ｂ、　Ｃは
スプール弁の作動を説明するための縦断面図である。第
６図はスプール弁の第２の実施例を示すもので、第５図
と同様なものである。 ｌＡ、　　ｌＢ・・・燃料噴射ポンプ、２Ａ、　　２Ｂ
・・・高圧噴射管、３Ａ、　　３Ｂ・・・燃料噴射ノズ
ル、４・・・スプール弁装置、５・・・弁装置制御回路
、１６・・・スプール弁、１７・・・通孔、１８・・・
燃料逃し通路。Figure 1 is a schematic configuration diagram of a fuel cutoff device for a multi-cylinder internal combustion engine;
Figure 2 is a block diagram of the rotation control circuit of the spool valve device.
Fig. 3 is a longitudinal sectional view of the spool valve device, Fig. 4 is a sectional view taken along the line IV-IV in Fig. 3, and Fig. 5 A, B, and C are longitudinal sectional views for explaining the operation of the spool valve. It is. FIG. 6 shows a second embodiment of the spool valve, which is similar to FIG. 5. lA, lB...Fuel injection pump, 2A, 2B
...High pressure injection pipe, 3A, 3B...Fuel injection nozzle, 4...Spool valve device, 5...Valve device control circuit, 16...Spool valve, 17...Through hole, 18...・・・
fuel escape passage.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 設定負荷以下の運転時に特定気筒の燃料噴射ノズルへの
燃料供給を遮断するように構成した多気筒内燃機関にお
いて、燃料噴射ポンプと前記特定気筒の燃料噴射ノズル
とを接続する高圧噴射経路に、その内部に通路が形成き
れるとともに回転することにより前記通路が断続され燃
料噴射ポンプよりの燃料が燃料噴射ノズル側から燃料タ
ンクに、　連通ずる燃料逃し通路側に切換えられるスプ
ール弁を有するスプール弁装置を設けたことを特徴とす
る多気筒内燃機関の燃料遮断装置。In a multi-cylinder internal combustion engine configured to cut off fuel supply to the fuel injection nozzle of a specific cylinder when operating at a load below a set load, a high-pressure injection path connecting the fuel injection pump and the fuel injection nozzle of the specific cylinder is provided with A spool valve device is provided, which has a spool valve that has a passage formed therein and rotates to interrupt the passage and switch the fuel from the fuel injection pump from the fuel injection nozzle side to the fuel tank and to the fuel relief passage side where it is communicated. A fuel cutoff device for a multi-cylinder internal combustion engine.
JP13030781U 1981-09-03 1981-09-03 Fuel cutoff device for multi-cylinder internal combustion engine Granted JPS5835639U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13030781U JPS5835639U (en) 1981-09-03 1981-09-03 Fuel cutoff device for multi-cylinder internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13030781U JPS5835639U (en) 1981-09-03 1981-09-03 Fuel cutoff device for multi-cylinder internal combustion engine

Publications (2)

Publication Number Publication Date
JPS5835639U true JPS5835639U (en) 1983-03-08
JPH0138275Y2 JPH0138275Y2 (en) 1989-11-16

Family

ID=29923941

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13030781U Granted JPS5835639U (en) 1981-09-03 1981-09-03 Fuel cutoff device for multi-cylinder internal combustion engine

Country Status (1)

Country Link
JP (1) JPS5835639U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6330338U (en) * 1986-08-09 1988-02-27
JPH0396347U (en) * 1990-01-24 1991-10-02

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4942490U (en) * 1972-07-19 1974-04-13
JPS54133225A (en) * 1978-04-07 1979-10-16 Suzuki Motor Co Ltd Egr device for engine
JPS5649266U (en) * 1979-09-26 1981-05-01

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS534327A (en) * 1976-07-02 1978-01-14 Takenaka Komuten Co Method of horizontally controlling building and so on when lifting up

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4942490U (en) * 1972-07-19 1974-04-13
JPS54133225A (en) * 1978-04-07 1979-10-16 Suzuki Motor Co Ltd Egr device for engine
JPS5649266U (en) * 1979-09-26 1981-05-01

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6330338U (en) * 1986-08-09 1988-02-27
JPH0396347U (en) * 1990-01-24 1991-10-02

Also Published As

Publication number Publication date
JPH0138275Y2 (en) 1989-11-16

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