JPS6264868U - - Google Patents
Info
- Publication number
- JPS6264868U JPS6264868U JP15526485U JP15526485U JPS6264868U JP S6264868 U JPS6264868 U JP S6264868U JP 15526485 U JP15526485 U JP 15526485U JP 15526485 U JP15526485 U JP 15526485U JP S6264868 U JPS6264868 U JP S6264868U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- fuel injection
- needle valve
- nozzle body
- injection port
- 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
Links
- 239000000446 fuel Substances 0.000 claims description 16
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 239000011148 porous material Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は第３図の燃料噴射ノズルの先端部分の
拡大図、第２図は第１図の線―に沿つた断面
図、第３図は本考案による燃料噴射ノズルを含む
複燃料供給装置の構成図、第４図は第２実施例を
示す第１図同様の図、第５図は第４図の線―
に沿つた断面図である。
１０……燃料噴射ポンプ、１２……圧送器、１
４……燃料噴射ノズル、７０……ノズル本体、７
２……ニードル弁、７４……第１の燃料通路、７
８……第２の燃料通路、８４……シート部、８６
……最先端のテーパー部、９４……多孔質材のリ
ング。
Figure 1 is an enlarged view of the tip of the fuel injection nozzle in Figure 3, Figure 2 is a sectional view taken along the line - in Figure 1, and Figure 3 is a dual fuel supply device including the fuel injection nozzle according to the present invention. Fig. 4 is a diagram similar to Fig. 1 showing the second embodiment, and Fig. 5 shows the line of Fig. 4.
FIG. 10... fuel injection pump, 12... pressure feeder, 1
4... Fuel injection nozzle, 70... Nozzle body, 7
2... Needle valve, 74... First fuel passage, 7
8...Second fuel passage, 84...Seat portion, 86
...The most advanced tapered part, 94...A ring made of porous material.
Claims (1)
形成されたシート部を有するノズル本体と、該ノ
ズル本体に挿入され且つ前記噴射口の開閉のため
に前記シート部と協働するテーパー部を有するニ
ードル弁とを具備する燃料噴射ノズルにおいて、
前記ノズル本体に沿つて第１の燃料通路を形成し
、前記ニードル弁内をその軸線方向に延びる第２
の燃料通路を形成し、前記ニードル弁の一部が多
孔質材のリングにより形成され、該多孔質材のリ
ングが前記第２の燃料通路を前記第１の燃料通路
に連結させる横方向の連通路をなすことを特徴と
する燃料噴射ノズル。 A nozzle body having a fuel injection port and a seat portion formed in a conical shape around the fuel injection port, and a tapered portion that is inserted into the nozzle body and cooperates with the seat portion to open and close the injection port. In a fuel injection nozzle comprising a needle valve,
A first fuel passage is formed along the nozzle body, and a second fuel passage extends within the needle valve in the axial direction thereof.
forming a fuel passageway, a portion of the needle valve being formed by a ring of porous material, the ring of porous material forming a lateral connection connecting the second fuel passageway to the first fuel passageway; A fuel injection nozzle characterized by forming a passage.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15526485U JPS6264868U (en) | 1985-10-12 | 1985-10-12 | |
| US06/860,584 US4693227A (en) | 1985-05-21 | 1986-05-07 | Multi-fuel injection system for an internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15526485U JPS6264868U (en) | 1985-10-12 | 1985-10-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6264868U true JPS6264868U (en) | 1987-04-22 |
Family
ID=31075812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15526485U Pending JPS6264868U (en) | 1985-05-21 | 1985-10-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6264868U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012086005A1 (en) * | 2010-12-20 | 2012-06-28 | トヨタ自動車株式会社 | Fuel injection valve |
| WO2012086006A1 (en) * | 2010-12-20 | 2012-06-28 | トヨタ自動車株式会社 | Fuel injection valve |
-
1985
- 1985-10-12 JP JP15526485U patent/JPS6264868U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012086005A1 (en) * | 2010-12-20 | 2012-06-28 | トヨタ自動車株式会社 | Fuel injection valve |
| WO2012086006A1 (en) * | 2010-12-20 | 2012-06-28 | トヨタ自動車株式会社 | Fuel injection valve |
| JP5494824B2 (en) * | 2010-12-20 | 2014-05-21 | トヨタ自動車株式会社 | Fuel injection valve |
| JP5678966B2 (en) * | 2010-12-20 | 2015-03-04 | トヨタ自動車株式会社 | Fuel injection valve |