JPS6271369U - - Google Patents
Info
- Publication number
- JPS6271369U JPS6271369U JP16136985U JP16136985U JPS6271369U JP S6271369 U JPS6271369 U JP S6271369U JP 16136985 U JP16136985 U JP 16136985U JP 16136985 U JP16136985 U JP 16136985U JP S6271369 U JPS6271369 U JP S6271369U
- Authority
- JP
- Japan
- Prior art keywords
- barrel
- plunger
- fuel injection
- cylindrical body
- 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.)
- Granted
Links
- 239000000446 fuel Substances 0.000 claims 3
- 238000002347 injection Methods 0.000 claims 3
- 239000007924 injection Substances 0.000 claims 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は第１実施例のプランジヤバレル部縦断
面図、第２図は第１図の排油孔断面図、第３図は
第２実施例のプランジヤバレル部縦断面図、第４
図ａは第３図のＡ―Ａ断面図、第４図ｂは第３図
のＢ―Ｂ断面図、第５図は第３実施例のプランジ
ヤ及びプランジヤバレルの縦断面図、第６図ａは
第５図のＡ―Ａ断面図、第６図ｂは第５図のＢ―
Ｂ断面図、第７図は第４実施例の排油孔部の縦断
面図、第８図は第４実施例におけるプランジヤの
排油リードと長円形状排油孔との配置関係図、第
９図は従来例のプランジヤバレル縦断面図である
。
２……プランジヤ、３……プランジヤの排油リ
ード、４……プランジヤバレル、５……給油孔、
６，６ａ……排油孔、１１，１１ａ，１１ｂ，１
１ｃ……筒体、１２ａ，１２ｂ……段付部。
Fig. 1 is a longitudinal sectional view of the plunger barrel of the first embodiment, Fig. 2 is a sectional view of the oil drain hole of Fig. 1, Fig. 3 is a longitudinal sectional view of the plunger barrel of the second embodiment, and Fig. 4 is a longitudinal sectional view of the plunger barrel of the second embodiment.
Figure a is a sectional view taken along line AA in Figure 3, Figure 4 b is a sectional view taken along line B-B in Figure 3, Figure 5 is a longitudinal cross-sectional view of the plunger and plunger barrel of the third embodiment, and Figure 6 a. is a sectional view taken along A-A in Figure 5, and Figure 6b is a cross-sectional view taken along B-- in Figure 5.
B sectional view, FIG. 7 is a longitudinal sectional view of the oil drain hole portion of the fourth embodiment, FIG. 8 is a diagram showing the arrangement relationship between the oil drain lead of the plunger and the oval oil drain hole in the fourth embodiment, FIG. 9 is a longitudinal sectional view of a conventional plunger barrel. 2... Plunger, 3... Plunger oil drain lead, 4... Plunger barrel, 5... Oil supply hole,
6, 6a...Drain hole, 11, 11a, 11b, 1
1c...Cylinder body, 12a, 12b...Stepped portion.
Claims (1)
ルと該バレル内を往復摺動するプランジヤとを具
えたものにおいて、上記排気孔の内周に該バレル
よりも高硬度の筒体を挿入したことを特徴とする
燃料噴射ポンプ。 (2) 前記筒体が、バレル内周側下端部に段付部
が形成されてなる実用新案登録請求の範囲第１項
記載の燃料噴射ポンプ。 (3) 前記筒体が長円形状でその長軸がプランジ
ヤの排油リードとほぼ平行に設けられてなる実用
新案登録請求の範囲第１項記載の燃料噴射ポンプ
。[Claims for Utility Model Registration] (1) A plunger barrel having an oil supply hole and an oil drain hole, and a plunger that slides back and forth within the barrel, wherein the inner periphery of the exhaust hole is higher than the barrel. A fuel injection pump characterized by having a hard cylindrical body inserted. (2) The fuel injection pump according to claim 1, wherein the cylindrical body has a stepped portion formed at a lower end on the inner peripheral side of the barrel. (3) The fuel injection pump according to claim 1, wherein the cylindrical body has an oval shape and its long axis is substantially parallel to the oil drain lead of the plunger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985161369U JPH0429084Y2 (en) | 1985-10-23 | 1985-10-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985161369U JPH0429084Y2 (en) | 1985-10-23 | 1985-10-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6271369U true JPS6271369U (en) | 1987-05-07 |
| JPH0429084Y2 JPH0429084Y2 (en) | 1992-07-15 |
Family
ID=31087617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985161369U Expired JPH0429084Y2 (en) | 1985-10-23 | 1985-10-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0429084Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0250173U (en) * | 1988-09-30 | 1990-04-09 | ||
| JPH0287960U (en) * | 1988-12-26 | 1990-07-12 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5421488A (en) * | 1977-07-19 | 1979-02-17 | Showa Highpolymer Co Ltd | Preparation of new urethane-vinyl ester resin |
| JPS6026161A (en) * | 1983-07-23 | 1985-02-09 | Mitsubishi Heavy Ind Ltd | Fuel injection pump |
-
1985
- 1985-10-23 JP JP1985161369U patent/JPH0429084Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5421488A (en) * | 1977-07-19 | 1979-02-17 | Showa Highpolymer Co Ltd | Preparation of new urethane-vinyl ester resin |
| JPS6026161A (en) * | 1983-07-23 | 1985-02-09 | Mitsubishi Heavy Ind Ltd | Fuel injection pump |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0250173U (en) * | 1988-09-30 | 1990-04-09 | ||
| JPH0287960U (en) * | 1988-12-26 | 1990-07-12 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0429084Y2 (en) | 1992-07-15 |