JPH0395059U - - Google Patents
Info
- Publication number
- JPH0395059U JPH0395059U JP335190U JP335190U JPH0395059U JP H0395059 U JPH0395059 U JP H0395059U JP 335190 U JP335190 U JP 335190U JP 335190 U JP335190 U JP 335190U JP H0395059 U JPH0395059 U JP H0395059U
- Authority
- JP
- Japan
- Prior art keywords
- suction passage
- vent
- variable
- passage
- opened
- 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 6
- 238000011144 upstream manufacturing Methods 0.000 claims 2
- 238000005259 measurement Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
Landscapes
- Control Of The Air-Fuel Ratio Of Carburetors (AREA)
Description
第１図は本考案による可変ベンチユリー型気化
器の一実施例を示す縦断面図、第２図は第１図の
気化器におけるバツキユームピストンの下圧およ
びバツキユームピストンのリフト量を従来の気化
器の場合と比較測定した結果を示すグラフ、第３
図は本考案による可変ベンチユリー型気化器の他
の実施例を示す縦断面図、第４図は第３図の気化
器におけるバツキユームピストンの下圧およびバ
ツキユームピストンのリフト量を従来の気化器の
場合と比較測定した結果を示すグラフ、第５図は
燃料流出量の増大を図るに好適なスクリーン型の
気化器を説明するための模式的断面図、第６図は
燃料流出量の増大を図るに好適にプライマリー型
の気化器を説明するための模式的断面図、第７図
は従来の可変ベンチユリー型気化器を示す縦断面
図である。
１０……可変ベンチユリー型気化器、１１……
吸気通路、１２……スロツトル弁、１３……バツ
キユームピストン、１４……ダイアフラム、１５
……ベンチユリー部、１８……上圧室、１９……
下圧室、２１……通孔、２３……燃料溜め、３０
……エアクリーナー、３１……吸入通路、３２…
…エンジン、３９……チユーブ（下圧室）、４１
……チユーブ（燃料溜めのインナーベント）、５
１……空気取入れ口（走行風圧導入口）、５２…
…ダクト。
FIG. 1 is a longitudinal sectional view showing an embodiment of the variable ventilary type carburetor according to the present invention, and FIG. 2 shows the lower pressure of the vacuum piston and the lift amount of the vacuum piston in the carburetor of FIG. Graph showing comparative measurement results with the case of the vaporizer, Part 3
The figure is a vertical sectional view showing another embodiment of the variable ventilate type carburetor according to the present invention, and FIG. A graph showing the results of measurements compared to the case of a carburetor. Fig. 5 is a schematic cross-sectional view to explain a screen-type carburetor suitable for increasing the amount of fuel outflow. FIG. 7 is a schematic cross-sectional view for explaining a primary type carburetor that is suitable for increasing the number of fuel cells. FIG. 10...Variable bench unit type carburetor, 11...
Intake passage, 12... Throttle valve, 13... Vacuum piston, 14... Diaphragm, 15
...Benture section, 18...Upper pressure chamber, 19...
Lower pressure chamber, 21...through hole, 23...fuel reservoir, 30
...Air cleaner, 31...Suction passage, 32...
...Engine, 39...Tube (lower pressure chamber), 41
...Tube (inner vent of fuel reservoir), 5
1... Air intake (travelling wind pressure introduction port), 52...
…duct.
Claims (1)
したインナーベント式の可変ベンチユリー型気化
器において、バツキユームピストンの下圧として
、吸入通路のエアクリーナー内またはそれより上
流側部分から、空気流の略全圧を導入することを
特徴とする可変ベンチユリー型気化器。 (2) 車両用エンジンに装着され、燃料溜めのベ
ント通路を吸入通路内に開口したインナーベント
式の可変ベンチユリー型気化器において、吸入通
路の入口を前面に開口させて該吸入通路内に走行
風圧を導入するとともに、バツキユームピストン
の下圧を、前記吸入通路のエアクリーナー内また
はそれより上流側部分から導入することを特徴と
する可変ベンチユリー型気化器。[Scope of Claim for Utility Model Registration] (1) In an inner vent type variable vent ule type carburetor in which the vent passage of the fuel reservoir is opened into the suction passage, the pressure inside the air cleaner of the suction passage or A variable ventilee type carburetor is characterized in that substantially the full pressure of the airflow is introduced from an upstream portion thereof. (2) In an inner vent variable ventilator carburetor installed in a vehicle engine, in which the vent passage of the fuel reservoir is opened into the suction passage, the inlet of the suction passage is opened at the front, and the running air pressure is controlled inside the suction passage. and the lower pressure of the vacuum piston is introduced from within the air cleaner of the suction passage or from a portion upstream thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990003351U JP2531670Y2 (en) | 1990-01-18 | 1990-01-18 | Variable venturi carburetor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990003351U JP2531670Y2 (en) | 1990-01-18 | 1990-01-18 | Variable venturi carburetor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0395059U true JPH0395059U (en) | 1991-09-27 |
| JP2531670Y2 JP2531670Y2 (en) | 1997-04-09 |
Family
ID=31507179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990003351U Expired - Fee Related JP2531670Y2 (en) | 1990-01-18 | 1990-01-18 | Variable venturi carburetor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2531670Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005324808A (en) * | 2004-05-12 | 2005-11-24 | Package Nakazawa:Kk | Pocket structure for packaging box with handle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS627385A (en) * | 1985-07-01 | 1987-01-14 | Mitsubishi Electric Corp | 3-phase brushless motor controller |
| JPS63121190U (en) * | 1987-01-30 | 1988-08-05 | ||
| JPS6439886U (en) * | 1987-09-04 | 1989-03-09 |
-
1990
- 1990-01-18 JP JP1990003351U patent/JP2531670Y2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS627385A (en) * | 1985-07-01 | 1987-01-14 | Mitsubishi Electric Corp | 3-phase brushless motor controller |
| JPS63121190U (en) * | 1987-01-30 | 1988-08-05 | ||
| JPS6439886U (en) * | 1987-09-04 | 1989-03-09 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005324808A (en) * | 2004-05-12 | 2005-11-24 | Package Nakazawa:Kk | Pocket structure for packaging box with handle |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2531670Y2 (en) | 1997-04-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |