JPS6180346U - - Google Patents
Info
- Publication number
- JPS6180346U JPS6180346U JP16390684U JP16390684U JPS6180346U JP S6180346 U JPS6180346 U JP S6180346U JP 16390684 U JP16390684 U JP 16390684U JP 16390684 U JP16390684 U JP 16390684U JP S6180346 U JPS6180346 U JP S6180346U
- Authority
- JP
- Japan
- Prior art keywords
- load
- throttle valve
- low
- air vent
- intake passage
- 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
- 230000009977 dual effect Effects 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 239000006200 vaporizer Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Control Of The Air-Fuel Ratio Of Carburetors (AREA)
Description
第１〜４図はこの考案の実施例を示すもので、
第１図はこの実施例の概略構成図、第２図はフロ
ート室とインナエアベント通路とが連通した状態
の要部拡大図、第３図はフロー室とアウタエアベ
ント通路とが連通した状態の要部拡大図、第４図
はこの実施例の作用を示すフローチヤートである
。
図において、２はエンジン、４は主吸気通路、
６は気化器、８−１は低負荷用１次吸気通路、８
−２は高負荷用２次吸気通路、１０はフロート室
、１４−１は低負荷用１次絞り弁、１４−２は高
負荷用２次絞り弁、１６は連通路、１８はインナ
エアベント通路、２０はアウタエアベント通路、
２２はキヤニスタ、２４は大気開口、２６は切換
弁、２８はソレノイド、３２は弁体、そして３６
はスロツトルスイツチである。
Figures 1 to 4 show examples of this invention.
Fig. 1 is a schematic configuration diagram of this embodiment, Fig. 2 is an enlarged view of main parts in a state where the float chamber and the inner air vent passage are in communication, and Fig. 3 is a main part in a state in which the flow chamber and the outer air vent passage are in communication. The enlarged view of FIG. 4 is a flowchart showing the operation of this embodiment. In the figure, 2 is the engine, 4 is the main intake passage,
6 is a carburetor, 8-1 is a primary intake passage for low load, 8
-2 is a secondary intake passage for high loads, 10 is a float chamber, 14-1 is a primary throttle valve for low loads, 14-2 is a secondary throttle valve for high loads, 16 is a communication passage, and 18 is an inner air vent passage. , 20 is an outer air vent passage;
22 is a canister, 24 is an atmospheric opening, 26 is a switching valve, 28 is a solenoid, 32 is a valve body, and 36
is the throttle switch.
Claims (1)
１次絞り弁を設けるとともに高負荷用２次吸気通
路には高負荷用２次絞り弁を設け、一端が気化器
フロート室に開口し他端が大気と前記低負荷用１
次絞り弁上流側の低負荷用１次吸気通路側とに分
岐開口するエアベント通路を設け、前記高負荷用
２次絞り弁の開動開始時には前記気化器フロート
室を大気側に切換連通する弁機構を前記エアベン
ト通路に設けたことを特徴とするエアベント切換
式気化器。 A low-load primary throttle valve is provided in the low-load primary intake passage of the dual carburetor, and a high-load secondary throttle valve is installed in the high-load secondary intake passage, with one end connected to the carburetor float chamber. The other end is open and the other end is connected to the atmosphere for low load use.
An air vent passage is provided that branches to the low-load primary intake passage upstream of the secondary throttle valve, and a valve mechanism switches the carburetor float chamber to the atmosphere side for communication when the high-load secondary throttle valve starts opening. An air vent switching type vaporizer, characterized in that the air vent passage is provided with:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16390684U JPS6180346U (en) | 1984-10-31 | 1984-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16390684U JPS6180346U (en) | 1984-10-31 | 1984-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6180346U true JPS6180346U (en) | 1986-05-28 |
Family
ID=30721768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16390684U Pending JPS6180346U (en) | 1984-10-31 | 1984-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6180346U (en) |
-
1984
- 1984-10-31 JP JP16390684U patent/JPS6180346U/ja active Pending