JPS58189349U - Mixture ratio control device for internal combustion engine - Google Patents
Mixture ratio control device for internal combustion engineInfo
- Publication number
- JPS58189349U JPS58189349U JP8606182U JP8606182U JPS58189349U JP S58189349 U JPS58189349 U JP S58189349U JP 8606182 U JP8606182 U JP 8606182U JP 8606182 U JP8606182 U JP 8606182U JP S58189349 U JPS58189349 U JP S58189349U
- Authority
- JP
- Japan
- Prior art keywords
- mixture ratio
- negative pressure
- control device
- ratio control
- pressure signal
- 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図は従来の混合比制御装置の一例を示す概略構成図
、第２図は同上の性能特性図、第３図は本考案に係る混
合比制御装置の一実施例を示す概略構成図、第４図は同
上の性能特性図である。
１・・・気化器、２・・・吸気通路、５・・・メイン燃
料通路、６・・・フロート室、８・・・パワーバルブ、
１１−°。
パワーピストン、１３・・・負圧作動室、１４・・・負
圧通路、１５・・・吸気絞り弁、１６・・・大気連通路
、１７・・・電磁弁、１９・・・車速スイッチ、２５・
・・負圧取出口。FIG. 1 is a schematic configuration diagram showing an example of a conventional mixing ratio control device, FIG. 2 is a performance characteristic diagram of the same as above, and FIG. 3 is a schematic configuration diagram showing an example of a mixing ratio control device according to the present invention. FIG. 4 is a performance characteristic diagram of the same as above. 1... Carburetor, 2... Intake passage, 5... Main fuel passage, 6... Float chamber, 8... Power valve,
11-°. Power piston, 13... Negative pressure working chamber, 14... Negative pressure passage, 15... Intake throttle valve, 16... Atmospheric communication passage, 17... Solenoid valve, 19... Vehicle speed switch, 25・
...Negative pressure outlet.
Claims (1)
する負圧応動型パワー装置と、該パワー装置へ導入する
負圧信号を低車速域で大気稀釈する大気導入装置と、を
備え、低車速域の混合比の濃化を図る混合比制御装置に
おいて、前記パワー装置と導入する負圧信号取出口を、
吸気絞り弁の全閉位置より上流側で部分負荷所定開度位
置より下流側の吸気通路に開口したことを特徴とする内
熱機関の混合比制御装置。It includes a negative pressure responsive power device that opens the power fuel passage of the carburetor when the negative pressure signal is below a predetermined value, and an atmosphere introduction device that dilutes the negative pressure signal introduced into the power device into the atmosphere in a low vehicle speed range. , in a mixture ratio control device that aims to enrich the mixture ratio in a low vehicle speed range, a negative pressure signal outlet to be introduced with the power device,
1. A mixture ratio control device for an internal heat engine, characterized in that it opens into an intake passage upstream from a fully closed position of an intake throttle valve and downstream from a partial load predetermined opening position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8606182U JPS58189349U (en) | 1982-06-11 | 1982-06-11 | Mixture ratio control device for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8606182U JPS58189349U (en) | 1982-06-11 | 1982-06-11 | Mixture ratio control device for internal combustion engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58189349U true JPS58189349U (en) | 1983-12-16 |
Family
ID=30094894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8606182U Pending JPS58189349U (en) | 1982-06-11 | 1982-06-11 | Mixture ratio control device for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58189349U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53110728A (en) * | 1977-03-10 | 1978-09-27 | Fuji Heavy Ind Ltd | Fuel supply controller for internal combustion engine |
-
1982
- 1982-06-11 JP JP8606182U patent/JPS58189349U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53110728A (en) * | 1977-03-10 | 1978-09-27 | Fuji Heavy Ind Ltd | Fuel supply controller for internal combustion engine |
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