JPS58134667U - fuel injector valve system - Google Patents

fuel injector valve system

Info

Publication number
JPS58134667U
JPS58134667U JP3223082U JP3223082U JPS58134667U JP S58134667 U JPS58134667 U JP S58134667U JP 3223082 U JP3223082 U JP 3223082U JP 3223082 U JP3223082 U JP 3223082U JP S58134667 U JPS58134667 U JP S58134667U
Authority
JP
Japan
Prior art keywords
valve
diameter hole
piston
small
fuel injector
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
JP3223082U
Other languages
Japanese (ja)
Other versions
JPS6329872Y2 (en
Inventor
駒田　秀朗
寺田　友彦
Original Assignee
株式会社ボッシュオートモーティブ　システム
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 株式会社ボッシュオートモーティブ　システム filed Critical 株式会社ボッシュオートモーティブ　システム
Priority to JP3223082U priority Critical patent/JPS58134667U/en
Publication of JPS58134667U publication Critical patent/JPS58134667U/en
Application granted granted Critical
Publication of JPS6329872Y2 publication Critical patent/JPS6329872Y2/ja
Granted legal-status Critical Current

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  • Fuel-Injection Apparatus (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図は蓄圧式燃料噴射装置の構成図、第２図はこの考
案の弁装置の断面図、第３図はこの考案の他の実施例の
弁装置の断面図である。 １・・・開閉弁、２１ａ・・・弁部、２１ｂ・・・連杆
、２１Ｃ・・・ピストン、２３・・・通孔、２，３ａ・
・・大径の孔、２３ｂ・・・小径の孔、２６・・・バネ
、２７・・・圧力発生装置。FIG. 1 is a block diagram of a pressure accumulation type fuel injection device, FIG. 2 is a sectional view of a valve device of this invention, and FIG. 3 is a sectional view of a valve device of another embodiment of this invention. DESCRIPTION OF SYMBOLS 1... Opening/closing valve, 21a... Valve part, 21b... Connecting rod, 21C... Piston, 23... Through hole, 2, 3a...
...Large diameter hole, 23b...Small diameter hole, 26...Spring, 27...Pressure generator.

Claims (1)

【実用新案登録請求の範囲】 １一端に弁部を、他端にピストンが配され、弁部とピス
トンとの間の連杆は該ピストンの径よ−りも小さく形成
された開閉弁と、大径の孔と、小径の孔とより成り、大
径の孔を燃料の出口側とし、小径の孔を燃料の入口側と
する通孔とより成り、前記開閉弁の弁部がバネにより前
記大径の孔と小径の孔との段部に形成した弁座に着座さ
れると共にピストンが前記小径の孔に挿入されて構成し
開閉弁のピストンに圧力発生装置から加わる圧油により
該開閉弁がリフトドして開かれるようにして成る燃料噴
射装置の弁装置。 ２　前記開閉弁の連杆上で弁部に近い位置に吸に戻しカ
ラーを設けるようにしたことを特徴とする実用新案登録
請求の範囲第１項記載の燃料噴射装置の切換弁。[Claims for Utility Model Registration] 1. An on-off valve having a valve portion at one end and a piston at the other end, the connecting rod between the valve portion and the piston being smaller than the diameter of the piston; The opening/closing valve has a through hole that is made up of a large diameter hole and a small diameter hole, the large diameter hole is on the fuel outlet side, and the small diameter hole is on the fuel inlet side. The valve seat is seated on a valve seat formed in a step between a large-diameter hole and a small-diameter hole, and a piston is inserted into the small-diameter hole. A valve device for a fuel injection device that is opened by being lifted. 2. The switching valve for a fuel injection device according to claim 1, which is a registered utility model, characterized in that a suction return collar is provided at a position close to the valve portion on the connecting rod of the opening/closing valve.
JP3223082U 1982-03-08 1982-03-08 fuel injector valve system Granted JPS58134667U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3223082U JPS58134667U (en) 1982-03-08 1982-03-08 fuel injector valve system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3223082U JPS58134667U (en) 1982-03-08 1982-03-08 fuel injector valve system

Publications (2)

Publication Number Publication Date
JPS58134667U true JPS58134667U (en) 1983-09-10
JPS6329872Y2 JPS6329872Y2 (en) 1988-08-10

Family

ID=30043854

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3223082U Granted JPS58134667U (en) 1982-03-08 1982-03-08 fuel injector valve system

Country Status (1)

Country Link
JP (1) JPS58134667U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS555419A (en) * 1978-06-23 1980-01-16 Mitsubishi Heavy Ind Ltd Fuel injection system of pressure accumulation type

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS555419A (en) * 1978-06-23 1980-01-16 Mitsubishi Heavy Ind Ltd Fuel injection system of pressure accumulation type

Also Published As

Publication number Publication date
JPS6329872Y2 (en) 1988-08-10

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