JPS63154759U - - Google Patents
Info
- Publication number
- JPS63154759U JPS63154759U JP4502887U JP4502887U JPS63154759U JP S63154759 U JPS63154759 U JP S63154759U JP 4502887 U JP4502887 U JP 4502887U JP 4502887 U JP4502887 U JP 4502887U JP S63154759 U JPS63154759 U JP S63154759U
- Authority
- JP
- Japan
- Prior art keywords
- communicated
- valve
- piston
- way valve
- piston chamber
- 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 description 4
- 238000010586 diagram Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の実施例の断面図、第２図は同
上の配置図である。
１……燃料タンク、２……燃料ポンプ、３……
分配器、４……三方弁、５……イジエクタ本体、
６……絞り通路、７……逆止弁、８……燃料溜り
、９……噴射孔、１０……ニードル、１１……ピ
ストン、１２……ドレーン、１３……リーケージ
パイプ、１４……ピストン室、１５……スプリン
グ、１６……絞り通路、Ａ……第１の弁口、Ｂ…
…第２の弁口、Ｃ……第３の弁口。
FIG. 1 is a sectional view of an embodiment of the present invention, and FIG. 2 is a layout diagram of the same. 1...Fuel tank, 2...Fuel pump, 3...
Distributor, 4... Three-way valve, 5... Ejector body,
6... Throttle passage, 7... Check valve, 8... Fuel reservoir, 9... Injection hole, 10... Needle, 11... Piston, 12... Drain, 13... Leakage pipe, 14... Piston Chamber, 15... Spring, 16... Throttle passage, A... First valve port, B...
...Second valve port, C...Third valve port.
Claims (1)
を噴孔と高圧燃料源とにそれぞれ連通し、前記三
方弁の第２の弁口をピストン室に連通し、前記三
方弁の第３の弁口を低圧燃料源に連通し、前記ピ
ストン室内に設けたピストンに該ピストンより断
面積の小さなニードルを設け、前記ニードルの先
端を前記噴孔に対して閉鎖・開放自在に設けた蓄
圧式ユニツトインジエクタ。 A first valve port of a three-way valve provided in the injector body is communicated with a nozzle hole and a high-pressure fuel source, a second valve port of the three-way valve is communicated with a piston chamber, and a third valve of the three-way valve is communicated with a piston chamber. A pressure accumulating unit injector having an opening connected to a low pressure fuel source, a needle having a smaller cross-sectional area than the piston provided in the piston provided in the piston chamber, and a tip of the needle provided so as to be able to be closed and opened with respect to the nozzle hole. Ekta.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987045028U JPH0515572Y2 (en) | 1987-03-28 | 1987-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987045028U JPH0515572Y2 (en) | 1987-03-28 | 1987-03-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63154759U true JPS63154759U (en) | 1988-10-11 |
| JPH0515572Y2 JPH0515572Y2 (en) | 1993-04-23 |
Family
ID=30863393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987045028U Expired - Lifetime JPH0515572Y2 (en) | 1987-03-28 | 1987-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0515572Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015508861A (en) * | 2012-03-07 | 2015-03-23 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツングＲｏｂｅｒｔ Ｂｏｓｃｈ Ｇｍｂｈ | Valve for dispensing fluid |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59165858A (en) * | 1983-02-21 | 1984-09-19 | レジ・ナシオナ−ル・デ・ユ−ジン・ルノ− | Electromagnetic control injection system for diesel engine |
-
1987
- 1987-03-28 JP JP1987045028U patent/JPH0515572Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59165858A (en) * | 1983-02-21 | 1984-09-19 | レジ・ナシオナ−ル・デ・ユ−ジン・ルノ− | Electromagnetic control injection system for diesel engine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015508861A (en) * | 2012-03-07 | 2015-03-23 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツングＲｏｂｅｒｔ Ｂｏｓｃｈ Ｇｍｂｈ | Valve for dispensing fluid |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0515572Y2 (en) | 1993-04-23 |