JPS595763U - Fuel supply system priming pump - Google Patents
Fuel supply system priming pumpInfo
- Publication number
- JPS595763U JPS595763U JP10057282U JP10057282U JPS595763U JP S595763 U JPS595763 U JP S595763U JP 10057282 U JP10057282 U JP 10057282U JP 10057282 U JP10057282 U JP 10057282U JP S595763 U JPS595763 U JP S595763U
- Authority
- JP
- Japan
- Prior art keywords
- priming pump
- supply system
- fuel supply
- pump
- fuel
- 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
Links
Landscapes
- Details Of Reciprocating Pumps (AREA)
- 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
第１図は従来のプライミングポンプを燃料供給ポンプと
ともに示す断面図、第２図は本考案の一実施例に係るプ
ライミングポンプの断面図、第３図ＡおよびＢは本考案
の他の実施例を示し、第３図Ａはプライミングポンプの
断面図、第３図Ｂは板ばね弁の斜視図、第４図は本考案
のさらに他の実施例を示すプライミングポンプの断面図
である。
１・・・燃料供給ポンプ、５・・・燃料タンク、１１・
・・燃料噴射ポンプ、２０・・・燃料経路、３０・・・
プライミングポンプ、１３・・・シリンダ、１４・・・
プランジャ、１８・・・ポンプ室、３４・・・逃し通路
、３５・・・ボール弁（リリーフ弁）、４０・・・板ば
ね弁（リリーフ弁）、５０・・・弾性キャップ（リリー
フ弁）。Fig. 1 is a sectional view showing a conventional priming pump together with a fuel supply pump, Fig. 2 is a sectional view of a priming pump according to an embodiment of the present invention, and Fig. 3 A and B are sectional views showing another embodiment of the present invention. 3A is a sectional view of a priming pump, FIG. 3B is a perspective view of a leaf spring valve, and FIG. 4 is a sectional view of a priming pump showing still another embodiment of the present invention. 1...Fuel supply pump, 5...Fuel tank, 11.
...Fuel injection pump, 20...Fuel path, 30...
Priming pump, 13... cylinder, 14...
Plunger, 18... Pump chamber, 34... Relief passage, 35... Ball valve (relief valve), 40... Leaf spring valve (relief valve), 50... Elastic cap (relief valve).
Claims (1)
設けられるものであって、上記燃料経路と連通されるポ
ンプ室を形成するシリンダと、このポンプ室を外部から
の往復動操作により膨張・収縮させるプランジャとを備
え、非使用時には上記シリンダとプランジャが所定位置
で固定されるように構成されたプライミングポンプにお
いて、上記プランジャに上記ポンプ室と外部とを導通さ
せる逃し通路を設けるとともにこの逃し通路に上記ポン
プ室内の圧力が所定圧以上に達するとこの逃し通路を開
放するリリーフ弁を設けたことを特徴とする燃料供給装
置のプライミングポンプ。It is installed in the middle of the fuel path connecting the fuel tank and the fuel injection pump, and includes a cylinder that forms a pump chamber that communicates with the fuel path, and this pump chamber is expanded and contracted by reciprocating operation from the outside. A priming pump is provided with a plunger, and the cylinder and the plunger are configured to be fixed at a predetermined position when not in use. A priming pump for a fuel supply system, characterized in that a relief valve is provided that opens the relief passage when the pressure in the pump chamber reaches a predetermined pressure or higher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10057282U JPS595763U (en) | 1982-07-05 | 1982-07-05 | Fuel supply system priming pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10057282U JPS595763U (en) | 1982-07-05 | 1982-07-05 | Fuel supply system priming pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS595763U true JPS595763U (en) | 1984-01-14 |
| JPS6215484Y2 JPS6215484Y2 (en) | 1987-04-20 |
Family
ID=30237855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10057282U Granted JPS595763U (en) | 1982-07-05 | 1982-07-05 | Fuel supply system priming pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS595763U (en) |
-
1982
- 1982-07-05 JP JP10057282U patent/JPS595763U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6215484Y2 (en) | 1987-04-20 |
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