JPS6367651U - - Google Patents
Info
- Publication number
- JPS6367651U JPS6367651U JP16198086U JP16198086U JPS6367651U JP S6367651 U JPS6367651 U JP S6367651U JP 16198086 U JP16198086 U JP 16198086U JP 16198086 U JP16198086 U JP 16198086U JP S6367651 U JPS6367651 U JP S6367651U
- Authority
- JP
- Japan
- Prior art keywords
- passage
- fuel
- flow rate
- slow
- mixture supply
- 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 7
- 239000000203 mixture Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 241000234435 Lilium Species 0.000 description 1
Landscapes
- Control Of The Air-Fuel Ratio Of Carburetors (AREA)
- Jet Pumps And Other Pumps (AREA)
Description
第１図は本考案による混合気供給装置の一実施
例の断面図、第２図はバルブ装置としてソレノイ
ドバルブを用いた例の要部概略図、第３図Ａ，Ｂ
及びＣは夫々上記ソレノイドバルブの制御方式を
示す図、第４図は上記ソレノイドバルブの他の制
御回路のブロツク図、第５図は従来例の断面図で
ある。
１…吸気通路、２…スロツトルバルブ、３…ス
ローポート、４…バイパスホール、５…パイロツ
トジエツト、６…メイン燃料通路、７…スロー燃
料通路、８…ソレノイドバルブ、９…ベンチユリ
、１０…スロー負圧通路、１１…液面レベルセン
サ、１２…メインノズル、１３…メインジエツト
、１４…フロート室、１５…ブリードエア通路、
１６…エアブリード用ジエツト、１７…バルブ装
置、１８…ダイヤフラム、１９…大気室、２０…
負圧室、２１…弁体、２２…スプリング、２３…
ソレノイドバルブ、２４…制御回路。
Fig. 1 is a sectional view of an embodiment of the air-fuel mixture supply device according to the present invention, Fig. 2 is a schematic diagram of the main parts of an example using a solenoid valve as the valve device, and Figs. 3A and B.
and C are diagrams respectively showing the control system of the solenoid valve, FIG. 4 is a block diagram of another control circuit for the solenoid valve, and FIG. 5 is a sectional view of a conventional example. 1... Intake passage, 2... Throttle valve, 3... Slow port, 4... Bypass hole, 5... Pilot jet, 6... Main fuel passage, 7... Slow fuel passage, 8... Solenoid valve, 9... Bench lily, 10... Slow negative pressure passage, 11...Liquid level sensor, 12...Main nozzle, 13...Main jet, 14...Float chamber, 15...Bleed air passage,
16...Air bleed jet, 17...Valve device, 18...Diaphragm, 19...Atmospheric chamber, 20...
Negative pressure chamber, 21...valve body, 22...spring, 23...
Solenoid valve, 24...control circuit.
Claims (1)
の液面レベルを一定に保つように燃料流量を制御
することにより空燃比を適正に保つ構成をスロー
系に採用した混合気供給装置において、スロー燃
料通路のスローポートの上流近傍にブリードエア
通路を接続し、該ブリードエア通路の途中にスロ
ツトルバルブ低開度・低回転域でのみ閉じるバル
ブ装置を設けたことを特徴とする混合気供給装置
。 In a mixture supply system that employs a slow system that maintains an appropriate air-fuel ratio by controlling the fuel flow rate to maintain a constant liquid level in the negative pressure passage for intake flow rate detection that communicates with the fuel passage, A mixture supply device characterized in that a bleed air passage is connected to a vicinity upstream of a slow port of a fuel passage, and a valve device is provided in the middle of the bleed air passage to close only in a low throttle valve opening and low rotation range. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16198086U JPS6367651U (en) | 1986-10-22 | 1986-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16198086U JPS6367651U (en) | 1986-10-22 | 1986-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6367651U true JPS6367651U (en) | 1988-05-07 |
Family
ID=31088808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16198086U Pending JPS6367651U (en) | 1986-10-22 | 1986-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6367651U (en) |
-
1986
- 1986-10-22 JP JP16198086U patent/JPS6367651U/ja active Pending