JPS5949769U - Fuel injection pump pump element - Google Patents

Fuel injection pump pump element

Info

Publication number
JPS5949769U
JPS5949769U JP14524782U JP14524782U JPS5949769U JP S5949769 U JPS5949769 U JP S5949769U JP 14524782 U JP14524782 U JP 14524782U JP 14524782 U JP14524782 U JP 14524782U JP S5949769 U JPS5949769 U JP S5949769U
Authority
JP
Japan
Prior art keywords
pump
fuel injection
pump element
feed hole
injection pump
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
JP14524782U
Other languages
Japanese (ja)
Inventor
克彦 横田
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 JP14524782U priority Critical patent/JPS5949769U/en
Publication of JPS5949769U publication Critical patent/JPS5949769U/en
Pending 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図は一般的ポンプエレメントを示す縦断面図、第２
図、第３図は従来のポンプエレメントの特性線図、第４
図ａ、　　ｂ、　　ｃは本案ポンプエレメントの実施例
の要部としてのフィードホールの形成の各−例を示す正
面図、第５図ａ、　　ｂ、　　ｃはそれぞれ第４図ａ、
　　ｂ、　　ｃに示すフィードホールをもったポンプエ
レメントによる特性線図である。 １・・・プランジャバレル、２・・・プランジャ、３・
・・カム、４・・・コントロールグループ、５・・・フ
ィードホール。Figure 1 is a longitudinal sectional view showing a general pump element, Figure 2
Fig. 3 is a characteristic diagram of a conventional pump element, and Fig. 4 is a characteristic diagram of a conventional pump element.
Figures a, b, and c are front views showing examples of the formation of feed holes as the main part of the embodiment of the pump element of the present invention, and Figures 5a, b, and c are respectively similar to Figures 4a and
FIG. 6 is a characteristic diagram of a pump element having a feed hole shown in FIGS. 1... Plunger barrel, 2... Plunger, 3...
...Cam, 4...Control group, 5...Feed hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] プランジャバレルをセラミック製とし、プランジャバレ
ル周壁に設けるフィードホールをエンジン回転速度各域
での噴射タイミング変化に対応したｆｆｉ形フィードホ
ールとしてなる燃料噴射ポンプのポンプエレメント。A pump element for a fuel injection pump in which the plunger barrel is made of ceramic, and the feed hole provided on the peripheral wall of the plunger barrel is an ffi-type feed hole that corresponds to changes in injection timing in various engine speed ranges.
JP14524782U 1982-09-25 1982-09-25 Fuel injection pump pump element Pending JPS5949769U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14524782U JPS5949769U (en) 1982-09-25 1982-09-25 Fuel injection pump pump element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14524782U JPS5949769U (en) 1982-09-25 1982-09-25 Fuel injection pump pump element

Publications (1)

Publication Number Publication Date
JPS5949769U true JPS5949769U (en) 1984-04-02

Family

ID=30323660

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14524782U Pending JPS5949769U (en) 1982-09-25 1982-09-25 Fuel injection pump pump element

Country Status (1)

Country Link
JP (1) JPS5949769U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0230972A (en) * 1988-07-18 1990-02-01 Kubota Ltd Vent hole type fuel injection pump for diesel engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0230972A (en) * 1988-07-18 1990-02-01 Kubota Ltd Vent hole type fuel injection pump for diesel engine

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