JPS599162U - fuel injection pump - Google Patents

fuel injection pump

Info

Publication number
JPS599162U
JPS599162U JP10244382U JP10244382U JPS599162U JP S599162 U JPS599162 U JP S599162U JP 10244382 U JP10244382 U JP 10244382U JP 10244382 U JP10244382 U JP 10244382U JP S599162 U JPS599162 U JP S599162U
Authority
JP
Japan
Prior art keywords
injection pump
fuel injection
plunger
fuel
reciprocates
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.)
Pending
Application number
JP10244382U
Other languages
Japanese (ja)
Inventor
明信 森山
斉藤　正昭
博通 三輪
Original Assignee
日産自動車株式会社
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 日産自動車株式会社 filed Critical 日産自動車株式会社
Priority to JP10244382U priority Critical patent/JPS599162U/en
Publication of JPS599162U publication Critical patent/JPS599162U/en
Pending legal-status Critical Current

Links

Landscapes

  • Fuel-Injection Apparatus (AREA)
  • Pistons, Piston Rings, And Cylinders (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 drawings]

第１図は従来の燃料噴射ポンプにおけるプランジャ部の
断面図、第２図は同上要部の拡大断面図、第３図は本考
案の一実施例を示す断面図、第４図は同上の作動状態説
明図である。 １・・・プランジャ、２・・・プランジャバレル、４・
・・圧縮室、２１・・・凹部、２２・・・リング部。Fig. 1 is a sectional view of the plunger portion of a conventional fuel injection pump, Fig. 2 is an enlarged sectional view of the main parts of the same, Fig. 3 is a sectional view showing an embodiment of the present invention, and Fig. 4 is the operation of the same. It is a state explanatory diagram. 1... Plunger, 2... Plunger barrel, 4...
... Compression chamber, 21 ... Recessed part, 22 ... Ring part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 機関と同期して往復運動する燃料吸入圧送用のプランジ
ャを備えた燃料噴射ポンプにおいて、プランジャの頂部
にプランジャ軸に略平行でかつ燃料圧力に応じて外方に
弾性拡開変形可能な薄肉路−円筒状のリング部を設けた
ことを特徴とする燃料−噴射ポンプ。In a fuel injection pump equipped with a plunger for sucking and pumping fuel that reciprocates in synchronization with the engine, there is a thin-walled path at the top of the plunger that is approximately parallel to the plunger axis and that can elastically expand and deform outward in response to fuel pressure. A fuel injection pump characterized by having a cylindrical ring portion.
JP10244382U 1982-07-08 1982-07-08 fuel injection pump Pending JPS599162U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10244382U JPS599162U (en) 1982-07-08 1982-07-08 fuel injection pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10244382U JPS599162U (en) 1982-07-08 1982-07-08 fuel injection pump

Publications (1)

Publication Number Publication Date
JPS599162U true JPS599162U (en) 1984-01-20

Family

ID=30241458

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10244382U Pending JPS599162U (en) 1982-07-08 1982-07-08 fuel injection pump

Country Status (1)

Country Link
JP (1) JPS599162U (en)

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