JPS59142451U - variable bench lily vaporizer - Google Patents
variable bench lily vaporizerInfo
- Publication number
- JPS59142451U JPS59142451U JP3711183U JP3711183U JPS59142451U JP S59142451 U JPS59142451 U JP S59142451U JP 3711183 U JP3711183 U JP 3711183U JP 3711183 U JP3711183 U JP 3711183U JP S59142451 U JPS59142451 U JP S59142451U
- Authority
- JP
- Japan
- Prior art keywords
- venturi
- fuel passage
- nozzle
- fixed part
- suction piston
- 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
Landscapes
- Control Of The Air-Fuel Ratio Of Carburetors (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来装置の断面図である。第２図は本考案の実
施例の要部断面図、第３図は同じくそのＩ−Ｉ線断面図
そある。
１・・・・・・吸気通路部、２・・・・・・絞り弁、３
・・・・・・ベンチュリ固定部、４・・・・・・ベンチ
ュリ部、５・・・・・・ベンチュリ可動部、９・・・・
・・気化器本体、１２・・・・・・ノズルボディ、１５
・・・・・・燃料通路、２４・・・・・・サクションピ
ストン、２Ｂ・・・・・・ジェットニードル、３５・・
・・・・補助燃料通路、３６．３７・・・・・・ノズル
部、３８・・・・・・側孔、３９・・・・・・制御弁、
４０・・・・・・噴口、４１・・・・・・燃料筒。
第１図
第２図FIG. 1 is a sectional view of a conventional device. FIG. 2 is a sectional view of a main part of an embodiment of the present invention, and FIG. 3 is a sectional view taken along the line I--I. 1... Intake passage section, 2... Throttle valve, 3
...Venturi fixed part, 4...Venturi part, 5...Venturi movable part, 9...
... Carburetor body, 12 ... Nozzle body, 15
...Fuel passage, 24...Suction piston, 2B...Jet needle, 35...
... Auxiliary fuel passage, 36.37 ... Nozzle part, 38 ... Side hole, 39 ... Control valve,
40...Nozzle port, 41...Fuel cylinder. Figure 1 Figure 2
Claims (1)
固定部に燃料流に対して直列に配設した複数のノズル部
を介して開口する燃料通路と、固定部との間で形成する
ベンチュリ部の面積を可変とすべくベンチュリ部の発生
負圧に応じて進退するサクションピストンと、先端部が
ノズル部に遊挿されサクションピストンの移動に応じて
ノズル開口面積を変化させるジェットニードルと、すく
なくとも一つのノズル部を迂回して燃料通路から分岐す
る補助燃料通路と、補助燃料通路を機関運転状態に応じ
て開閉する制御弁とを備え、該制御弁の開閉により空燃
比を切換えるようにした可変ベンチュリ気化器において
、前記補助燃料通路の出口部を、ベンチュリ部を通る空
気流の主流部に臨ませて設けたことを特徴とする可変ベ
ンチュリ気化器。A venturi fixed part provided upstream of the throttle valve in the intake passage, a fuel passage that opens through a plurality of nozzle parts arranged in series with respect to the fuel flow in this fixed part, and a venturi formed between the fixed part. A suction piston that moves forward and backward according to the negative pressure generated by the venturi section to vary the area of the suction piston, and a jet needle whose tip is loosely inserted into the nozzle section and changes the nozzle opening area according to the movement of the suction piston. A variable fuel pump that is equipped with an auxiliary fuel passage that bypasses one nozzle part and branches from the fuel passage, and a control valve that opens and closes the auxiliary fuel passage depending on the engine operating state, and switches the air-fuel ratio by opening and closing the control valve. 1. A variable venturi carburetor, characterized in that the outlet of the auxiliary fuel passage is provided facing the main flow of air flowing through the venturi.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3711183U JPS59142451U (en) | 1983-03-15 | 1983-03-15 | variable bench lily vaporizer |
| US06/560,973 US4517134A (en) | 1982-12-27 | 1983-12-13 | Variable venturi carburetor |
| DE19833347211 DE3347211A1 (en) | 1982-12-27 | 1983-12-27 | CARBURETTOR WITH VARIABLE INTAKE FUNNEL |
| GB08334546A GB2133085B (en) | 1982-12-27 | 1983-12-29 | Variable choke carburetor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3711183U JPS59142451U (en) | 1983-03-15 | 1983-03-15 | variable bench lily vaporizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59142451U true JPS59142451U (en) | 1984-09-22 |
Family
ID=30167783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3711183U Pending JPS59142451U (en) | 1982-12-27 | 1983-03-15 | variable bench lily vaporizer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59142451U (en) |
-
1983
- 1983-03-15 JP JP3711183U patent/JPS59142451U/en active Pending
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