JPS6058849U - Dual compound vaporizer - Google Patents
Dual compound vaporizerInfo
- Publication number
- JPS6058849U JPS6058849U JP15309783U JP15309783U JPS6058849U JP S6058849 U JPS6058849 U JP S6058849U JP 15309783 U JP15309783 U JP 15309783U JP 15309783 U JP15309783 U JP 15309783U JP S6058849 U JPS6058849 U JP S6058849U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- throttle valve
- valve
- fuel
- closing
- 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図及び第２図は従来装置の２例を示す各略断面図、
第３図は本考案の実施例を示す側断面図、第４図及び第
５図は作動状態を示す各断面図、第６図は本考案装置と
従来装置の空燃比特性とエンジン回転数を比較した図で
ある。
１ａｉｂ・・・・・・スモールベンチュリ、２ ａ、
２ｂ・・・・・・メインノズル、３ａｔ ３ｂ・・
・・・・ラージベンチュリ、４ａ・・・・・・１次側絞
り弁、４ｂ・・・・・・２次側絞り弁、５・・・・・・
１次側連動レバー、６・・・・・・スロットルレバー、
６′・・・・・・係合部、７・・・・・・２次側連動レ
バー、８・・・・・・連結棒、９・・・・・・レバー、
１０・・・・・・開閉バルブ、１１・・・・・・スプリ
ング、１２・・・・・・ダイアフラム装置、Ｓ・・・・
・・大気室スプリング、１５・・・・・・燃料噴射ノズ
ル、２０・・・・・・スプリング、２１・・・・・・負
圧通路、２１ａ、２１ｂ・・・・・・負圧取り出し口、
２２・・・・・・燃料通路、２３・・・・・・燃料供給
パイプ。1 and 2 are schematic sectional views showing two examples of conventional devices,
Fig. 3 is a side sectional view showing an embodiment of the present invention, Figs. 4 and 5 are sectional views showing operating states, and Fig. 6 shows the air-fuel ratio characteristics and engine speed of the inventive device and the conventional device. This is a comparative diagram. 1aib...Small venturi, 2a,
2b... Main nozzle, 3at 3b...
...Large venturi, 4a...Primary throttle valve, 4b...Secondary throttle valve, 5...
Primary side interlocking lever, 6... Throttle lever,
6'...Engaging portion, 7...Secondary side interlocking lever, 8...Connecting rod, 9...Lever,
10...Opening/closing valve, 11...Spring, 12...Diaphragm device, S...
... Atmospheric chamber spring, 15 ... Fuel injection nozzle, 20 ... Spring, 21 ... Negative pressure passage, 21a, 21b ... Negative pressure outlet ,
22...Fuel passage, 23...Fuel supply pipe.
Claims (1)
と２次側絞り弁４ｂに関連して設けた２次側連動レバー
７とによって１次側絞り弁と２次側絞り弁を、１次側絞
り弁４ａが所定開度以上に開口した場合に２次側絞り弁
４ｂを開口し、その後は１次側絞り弁４ａの開度に応じ
て２次側絞り弁４ｂを開くように機械的に連動させ、別
に燃料ポンプにより圧送供給される加速用燃料を気化器
の吸気通路に吐出させる燃料通路２２を設けると共に該
燃料通路２２には、該燃料通路２２を開閉する開閉バル
ブ１０を設け、更に１次側吸気通路と２次側吸気通路の
夫々のベンチュリには負圧取り出し口２１ａ、２１ｂを
設け、しかも前記開閉バルブ１０には、前記２次側連動
レバー７の開作動によって開閉バルブ１０を開方向に作
動するレバーと、前記負圧取り出し口２１ａ、’２１ｂ
の負圧が所定以上に高くなった場合に開閉バルブ１０を
前記２次側連動レバー７によ−って開作動させる力に抗
して閉作動させるダイアフラム装置１２を設けたことを
特徴とする２遮視合気化器。Primary side interlocking lever 5 provided in relation to the primary side throttle valve 4a
and the secondary side interlocking lever 7 provided in relation to the secondary side throttle valve 4b, the primary side throttle valve and the secondary side throttle valve are opened when the primary side throttle valve 4a opens beyond a predetermined opening degree. The secondary throttle valve 4b is opened, and then the secondary throttle valve 4b is mechanically interlocked to open according to the opening degree of the primary throttle valve 4a, and the acceleration fuel is separately supplied under pressure by a fuel pump. A fuel passage 22 for discharging fuel into the intake passage of the carburetor is provided, and the fuel passage 22 is provided with an opening/closing valve 10 for opening and closing the fuel passage 22, and furthermore, the fuel passage 22 is provided with an opening/closing valve 10 for opening and closing the fuel passage 22, and furthermore, each of the primary side intake passage and the secondary side intake passage The venturi is provided with negative pressure outlets 21a and 21b, and the opening/closing valve 10 includes a lever that operates the opening/closing valve 10 in the opening direction by the opening operation of the secondary side interlocking lever 7, and the negative pressure outlet. 21a, '21b
The invention is characterized in that it is provided with a diaphragm device 12 that closes the opening/closing valve 10 against the opening force of the secondary side interlocking lever 7 when the negative pressure of the valve increases above a predetermined level. 2-shield aikika.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15309783U JPS6058849U (en) | 1983-09-29 | 1983-09-29 | Dual compound vaporizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15309783U JPS6058849U (en) | 1983-09-29 | 1983-09-29 | Dual compound vaporizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6058849U true JPS6058849U (en) | 1985-04-24 |
Family
ID=30338814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15309783U Pending JPS6058849U (en) | 1983-09-29 | 1983-09-29 | Dual compound vaporizer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6058849U (en) |
-
1983
- 1983-09-29 JP JP15309783U patent/JPS6058849U/en active Pending
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