JPS591867U - Diesel engine fuel injection system - Google Patents

Diesel engine fuel injection system

Info

Publication number
JPS591867U
JPS591867U JP9583182U JP9583182U JPS591867U JP S591867 U JPS591867 U JP S591867U JP 9583182 U JP9583182 U JP 9583182U JP 9583182 U JP9583182 U JP 9583182U JP S591867 U JPS591867 U JP S591867U
Authority
JP
Japan
Prior art keywords
chamber
check valve
block
fuel injection
diesel engine
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
JP9583182U
Other languages
Japanese (ja)
Other versions
JPS6343405Y2 (en
Inventor
赤城　二郎
隆 逆井
Original Assignee
株式会社小松製作所
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 株式会社小松製作所 filed Critical 株式会社小松製作所
Priority to JP9583182U priority Critical patent/JPS591867U/en
Publication of JPS591867U publication Critical patent/JPS591867U/en
Application granted granted Critical
Publication of JPS6343405Y2 publication Critical patent/JPS6343405Y2/ja
Granted legal-status Critical Current

Links

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 drawings]

第１図は本考案−実施例の縦断面図、第２図は高、低負
荷時における燃料圧力の説明図である。 １はチェック弁、２はニードル、３はスプリング、４は
容積制御室、１０はオリフィス、１１は　　　□室。FIG. 1 is a longitudinal sectional view of an embodiment of the present invention, and FIG. 2 is an explanatory diagram of fuel pressure at high and low loads. 1 is a check valve, 2 is a needle, 3 is a spring, 4 is a volume control chamber, 10 is an orifice, and 11 is a □ chamber.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 装置本体Ａの上部にブロックを設け、ブロックに容積廁
御室４を設けると共に装置本体Ａ内に室１１を設け、容
積制御室４をオリフィス１０を介して室１１に連通し、
室１１の下側のノズル本体６に設けられたニードル２に
挿入孔を設け、室１１内に上面部に凹部を形成したチェ
ック弁１を設けると共にこのチェック弁１の下端部を前
記挿入孔に摺動可能に挿入し、チェック弁１とニードル
２どの間にスプリング３を設けてスプＩＪング３により
チェック弁１の上面部をブロックの下面に衝接し、ブロ
ックに高圧燃料の供給孔９を設けると共に供給孔９を前
記チェック弁１の凹部直上に開口したことを特徴とする
ディーゼルエンジンの燃料噴射装置。A block is provided in the upper part of the device body A, a volume control chamber 4 is provided in the block, a chamber 11 is provided in the device body A, and the volume control chamber 4 is communicated with the chamber 11 through an orifice 10.
An insertion hole is provided in the needle 2 provided in the nozzle body 6 on the lower side of the chamber 11, and a check valve 1 having a recess formed in the upper surface is provided in the chamber 11, and the lower end of this check valve 1 is inserted into the insertion hole. A spring 3 is provided between the check valve 1 and the needle 2, and the upper surface of the check valve 1 is brought into contact with the lower surface of the block by the spring IJ ring 3, and a high pressure fuel supply hole 9 is provided in the block. A fuel injection device for a diesel engine, characterized in that a supply hole 9 is opened directly above the recessed portion of the check valve 1.
JP9583182U 1982-06-28 1982-06-28 Diesel engine fuel injection system Granted JPS591867U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9583182U JPS591867U (en) 1982-06-28 1982-06-28 Diesel engine fuel injection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9583182U JPS591867U (en) 1982-06-28 1982-06-28 Diesel engine fuel injection system

Publications (2)

Publication Number Publication Date
JPS591867U true JPS591867U (en) 1984-01-07
JPS6343405Y2 JPS6343405Y2 (en) 1988-11-11

Family

ID=30228666

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9583182U Granted JPS591867U (en) 1982-06-28 1982-06-28 Diesel engine fuel injection system

Country Status (1)

Country Link
JP (1) JPS591867U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60155774U (en) * 1984-03-28 1985-10-17 株式会社小松製作所 engine fuel injector

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5780664U (en) * 1980-11-06 1982-05-18

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5780664U (en) * 1980-11-06 1982-05-18

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60155774U (en) * 1984-03-28 1985-10-17 株式会社小松製作所 engine fuel injector

Also Published As

Publication number Publication date
JPS6343405Y2 (en) 1988-11-11

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