JPS6331255U - - Google Patents
Info
- Publication number
- JPS6331255U JPS6331255U JP12397886U JP12397886U JPS6331255U JP S6331255 U JPS6331255 U JP S6331255U JP 12397886 U JP12397886 U JP 12397886U JP 12397886 U JP12397886 U JP 12397886U JP S6331255 U JPS6331255 U JP S6331255U
- Authority
- JP
- Japan
- Prior art keywords
- fuel injection
- throttle valve
- engine
- variable throttle
- cross
- 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 10
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図ないし第５図は本考案の第１の実施例を
示し、第１図は噴射装置全体の構成図、第２図は
可変絞り弁の断面図、第３図および第４図は互い
に異なる作動状態を示す図、第５図は噴射特性図
、第６図は本考案の第２の実施例を示す可変絞り
弁の断面図、第７図ないし第１０図は本考案の第
３の実施例を示し、第７図は可変絞り弁の正面図
、第８図はその断面図、第９図および第１０図は
互いに異なる作動状態を示す図、第１１図は本考
案の第４の実施例を示す燃料噴射ノズルの断面図
である。
１……燃料噴射ポンプ、７，４０，４１……燃
料通路、８……燃料噴射ノズル、１５……上流側
パイプ、１６……下流側パイプ、２０，４２……
可変絞り弁、２１……絞り弁ボデイ、２５，４３
，５０……弁体、２６，４４，４５……弁通路、
２７……レバー、２８……リンク。
1 to 5 show a first embodiment of the present invention, FIG. 1 is a block diagram of the entire injection device, FIG. 2 is a cross-sectional view of the variable throttle valve, and FIGS. 3 and 4 are mutually exclusive. 5 is an injection characteristic diagram, FIG. 6 is a sectional view of a variable throttle valve showing a second embodiment of the present invention, and FIGS. 7 to 10 are diagrams showing a third embodiment of the present invention. 7 is a front view of the variable throttle valve, FIG. 8 is a sectional view thereof, FIGS. 9 and 10 are diagrams showing mutually different operating states, and FIG. 11 is a fourth embodiment of the present invention. It is a sectional view of the fuel injection nozzle showing an example. 1... Fuel injection pump, 7, 40, 41... Fuel passage, 8... Fuel injection nozzle, 15... Upstream pipe, 16... Downstream pipe, 20, 42...
Variable throttle valve, 21... Throttle valve body, 25, 43
, 50... valve body, 26, 44, 45... valve passage,
27...Lever, 28...Link.
Claims (1)
噴射経路に可変絞り弁を設け、この可変絞り弁は
、エンジンの低速域においては燃料通路断面積を
絞るとともに高速域では燃料通路断面積を増大す
るようにエンジンの運転状況に応じて作動される
ことを特徴とする内燃機関の燃料噴射装置。 A variable throttle valve is provided in the fuel injection path between the fuel injection pump and the fuel injection nozzle, and the variable throttle valve reduces the cross-sectional area of the fuel passage in the low-speed range of the engine and increases the cross-sectional area of the fuel passage in the high-speed range. A fuel injection device for an internal combustion engine, which is operated according to the operating conditions of the engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12397886U JPS6331255U (en) | 1986-08-12 | 1986-08-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12397886U JPS6331255U (en) | 1986-08-12 | 1986-08-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6331255U true JPS6331255U (en) | 1988-02-29 |
Family
ID=31015573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12397886U Pending JPS6331255U (en) | 1986-08-12 | 1986-08-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6331255U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980048688A (en) * | 1996-12-18 | 1998-09-15 | 박병재 | Fuel supply device of hydrogen fuel engine |
-
1986
- 1986-08-12 JP JP12397886U patent/JPS6331255U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980048688A (en) * | 1996-12-18 | 1998-09-15 | 박병재 | Fuel supply device of hydrogen fuel engine |