JPS6151452U - - Google Patents
Info
- Publication number
- JPS6151452U JPS6151452U JP13680684U JP13680684U JPS6151452U JP S6151452 U JPS6151452 U JP S6151452U JP 13680684 U JP13680684 U JP 13680684U JP 13680684 U JP13680684 U JP 13680684U JP S6151452 U JPS6151452 U JP S6151452U
- Authority
- JP
- Japan
- Prior art keywords
- fuel supply
- engine speed
- supply device
- output pulse
- period
- 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
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案の概略構成を示すブロツク図、
第２図は従来技術に係る燃料供給装置の一例を示
すブロツク図、第３図は本考案の一実施例を示す
ブロツク図、第４図Ａ〜Ｄおよび第５図Ａ〜Ｃは
本実施例の動作態様を説明するタイミング図、第
６図は本考案の別実施例を示すブロツク図、第７
図は従来技術と本考案との動作比較を説明する線
図である。
２…クランク角センサ、４…パルスカウンタ、
６…マイクロコンピユータ、８…入出力インター
フエイス回路、１０…メモリ、１２…ＣＰＵ、１
４…インクジエクタ駆動装置、１６…インクジエ
クタ、２０…パルスデイテクタ、ＲＦ…燃量パル
ス信号、ＰＴ…トリガパルス信号、Ｓ１…ゲート
時間設定信号、Ｓ２…割込信号、Ｓ３…割込条件
設定信号。
FIG. 1 is a block diagram showing the schematic structure of the present invention.
Fig. 2 is a block diagram showing an example of a fuel supply device according to the prior art, Fig. 3 is a block diagram showing an embodiment of the present invention, and Figs. 4 A to D and Figs. 5 A to C are the present embodiment. FIG. 6 is a block diagram showing another embodiment of the present invention, and FIG.
The figure is a diagram illustrating a comparison of operations between the prior art and the present invention. 2...Crank angle sensor, 4...Pulse counter,
6...Microcomputer, 8...I/O interface circuit, 10...Memory, 12...CPU, 1
4... Ink ejector drive device, 16... Ink ejector, 20... Pulse detector, RF... Fuel amount pulse signal, PT... Trigger pulse signal, S1 ... Gate time setting signal, S2 ... Interrupt signal, S3 ... Interrupt condition Setting signal.
Claims (1)
して燃料の供給・遮断を制御する燃料供給装置に
おいて、 基準回転数における前記出力パルスの周期の整
数倍に等しい期間だけゲートを開き、所定数末満
の前記出力パルスを計数した場合には燃料供給の
停止を強制的に解除する計数手段を具備したこと
を特徴とする燃料供給装置。[Claims for Utility Model Registration] In a fuel supply device that controls fuel supply/cutoff by detecting an output pulse corresponding to a predetermined engine speed, a period equal to an integral multiple of the period of the output pulse at a reference engine speed. 1. A fuel supply device comprising: a counting means for forcibly canceling the stoppage of fuel supply when a gate is opened for a predetermined number of output pulses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13680684U JPS6151452U (en) | 1984-09-10 | 1984-09-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13680684U JPS6151452U (en) | 1984-09-10 | 1984-09-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6151452U true JPS6151452U (en) | 1986-04-07 |
Family
ID=30695246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13680684U Pending JPS6151452U (en) | 1984-09-10 | 1984-09-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6151452U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5035969A (en) * | 1973-08-02 | 1975-04-04 | ||
| JPS5669428A (en) * | 1979-11-07 | 1981-06-10 | Japan Electronic Control Syst Co Ltd | Fuel-cut circuit for electronically controlled fuel injector |
-
1984
- 1984-09-10 JP JP13680684U patent/JPS6151452U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5035969A (en) * | 1973-08-02 | 1975-04-04 | ||
| JPS5669428A (en) * | 1979-11-07 | 1981-06-10 | Japan Electronic Control Syst Co Ltd | Fuel-cut circuit for electronically controlled fuel injector |
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