JPS6264869U - - Google Patents
Info
- Publication number
- JPS6264869U JPS6264869U JP15526285U JP15526285U JPS6264869U JP S6264869 U JPS6264869 U JP S6264869U JP 15526285 U JP15526285 U JP 15526285U JP 15526285 U JP15526285 U JP 15526285U JP S6264869 U JPS6264869 U JP S6264869U
- Authority
- JP
- Japan
- Prior art keywords
- tappet
- main body
- pressure chamber
- plunger
- distal end
- 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 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000005086 pumping Methods 0.000 claims 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案によるユニツトインジエクタの
断面図、第２図は第１図のユニツトインジエクタ
の溢流弁付近の拡大図、第３図はタペツト本体の
斜視図である。
１０……圧送部本体、１４……噴射ノズル本体
、２２……プランジヤ、２４……圧力室、３２，
３４……燃料通路、３８……溢流通路、４０……
溢流弁、４８……背圧室、５２ａ，５２ｂ，５２
ｃ……リリーフ孔、５４……ボール制御弁、６２
……圧電素子、７０……タペツト、７２……タペ
ツト本体。
FIG. 1 is a sectional view of a unit injector according to the present invention, FIG. 2 is an enlarged view of the unit injector shown in FIG. 1 near the overflow valve, and FIG. 3 is a perspective view of the tappet body. 10... Pressure feeding unit main body, 14... Injection nozzle main body, 22... Plunger, 24... Pressure chamber, 32,
34...Fuel passage, 38...Overflow passage, 40...
Overflow valve, 48... Back pressure chamber, 52a, 52b, 52
c... Relief hole, 54... Ball control valve, 62
... Piezoelectric element, 70 ... Tappet, 72 ... Tappet body.
Claims (1)
に圧力室を形成した燃料圧送部を設けるとともに
、前記本体の先端部に前記圧力室に連通する燃料
噴射ノズルを設けてなるユニツトインジエクタに
おいて、前記プランジヤの他端にタペツトを連結
し、該タペツトが前記本体とは分離して形成され
たタペツト本体に支持されていることを特徴とす
るユニツトインジエクタ。 In a unit injector, a fuel pumping section is provided in which a plunger is disposed in a part of the main body and a pressure chamber is formed at the distal end thereof, and a fuel injection nozzle communicating with the pressure chamber is provided at the distal end of the main body, A unit injector characterized in that a tappet is connected to the other end of the plunger, and the tappet is supported by a tappet body formed separately from the main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985155262U JPH041337Y2 (en) | 1985-10-12 | 1985-10-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985155262U JPH041337Y2 (en) | 1985-10-12 | 1985-10-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6264869U true JPS6264869U (en) | 1987-04-22 |
| JPH041337Y2 JPH041337Y2 (en) | 1992-01-17 |
Family
ID=31075809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985155262U Expired JPH041337Y2 (en) | 1985-10-12 | 1985-10-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH041337Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5896165A (en) * | 1981-12-01 | 1983-06-08 | Nissan Motor Co Ltd | Fuel injector in internal-combustion engine |
| JPS603985U (en) * | 1983-06-23 | 1985-01-12 | 堀野 研治 | Karaoke tape with lyrics etc. |
-
1985
- 1985-10-12 JP JP1985155262U patent/JPH041337Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5896165A (en) * | 1981-12-01 | 1983-06-08 | Nissan Motor Co Ltd | Fuel injector in internal-combustion engine |
| JPS603985U (en) * | 1983-06-23 | 1985-01-12 | 堀野 研治 | Karaoke tape with lyrics etc. |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH041337Y2 (en) | 1992-01-17 |