JPS61126083U - - Google Patents
Info
- Publication number
- JPS61126083U JPS61126083U JP904685U JP904685U JPS61126083U JP S61126083 U JPS61126083 U JP S61126083U JP 904685 U JP904685 U JP 904685U JP 904685 U JP904685 U JP 904685U JP S61126083 U JPS61126083 U JP S61126083U
- Authority
- JP
- Japan
- Prior art keywords
- ignition
- converter
- switch element
- combustion engine
- internal combustion
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
Description
第１図は、本考案内燃機関用点火装置の構成例
を示す回路図、第２図は、その各部の波形例を示
すタイミングチヤート、第３図は、従来のＤＣ―
ＤＣコンバータを備えた内燃機関用点火装置の一
例を示す回路図、第４図は、そのＤＣ―ＤＣコン
バータの詳細を示す回路図、第５図は本願人が先
に提案した内燃機関用点火装置の構成例を示す回
路図、第６図はそのＤＣ―ＤＣコンバータの詳細
を示す回路図、第７図は第５図の回路の各部の信
号波形例を示すタイミングチヤート、第８図は第
５図の回路の放電経路を示す説明図である。
１…バツテリ、２…点火コイル、３…点火時期
検出手段、４…フルトラ点火装置、５，５ａ，５
ｂ…ＤＣ―ＤＣコンバータ、６ａ〜６ｄ…点火プ
ラグ、７…デイストリビユータ、８ａ〜８ｅ…ハ
イテンシヨンケーブル、１８，１９…パワートラ
ンジスタ、２０，２１…同時着火式点火コイル、
１４Ｄ１〜１４Ｄ４，１５Ｄ１〜１５Ｄ４…整流
ダイオード、１４ｃ，１５ｃ…高圧コンデンサ、
３０…点火制御回路、３１…センサ群、６１〜６
４…点火プラグ。
Fig. 1 is a circuit diagram showing a configuration example of the ignition system for an internal combustion engine of the present invention, Fig. 2 is a timing chart showing an example of waveforms of each part, and Fig. 3 is a conventional DC-
A circuit diagram showing an example of an ignition system for an internal combustion engine equipped with a DC converter, FIG. 4 is a circuit diagram showing details of the DC-DC converter, and FIG. 5 is an ignition system for an internal combustion engine previously proposed by the applicant. 6 is a circuit diagram showing details of the DC-DC converter, FIG. 7 is a timing chart showing an example of signal waveforms of each part of the circuit in FIG. 5, and FIG. 8 is a circuit diagram showing details of the DC-DC converter. FIG. 3 is an explanatory diagram showing a discharge path of the circuit shown in the figure. DESCRIPTION OF SYMBOLS 1...Battery, 2...Ignition coil, 3...Ignition timing detection means, 4...Full-torra ignition device, 5, 5a, 5
b... DC-DC converter, 6a to 6d... Spark plug, 7... Distributor, 8a to 8e... High tension cable, 18, 19... Power transistor, 20, 21... Simultaneous ignition type ignition coil,
14D 1 to 14D 4 , 15D 1 to 15D 4 ... rectifier diode, 14c, 15c ... high voltage capacitor,
30...Ignition control circuit, 31...Sensor group, 61-6
4...Spark plug.
Claims (1)
イルと、 該点火コイル各々の２字巻線途中にフローテイ
ング出力端が直列接続されたＤＣ―ＤＣコンバー
タと、 前記点火コイルの１次巻線に流れる電流の断続
制御を行うスイツチ素子と、 該スイツチ素子と前記ＤＣ―ＤＣコンバータと
を各気筒の点火時期に応じて動作させるための点
火制御回路と、 前記点火コイルの２次巻線の両端に接続された
点火プラグとを具備したことを特徴とする内燃機
関用点火装置。 ２ 前記ＤＣ―ＤＣコンバータは、前記スイツチ
素子が遮断した瞬間から予め定められた期間だけ
動作するように構成したことを特徴とする実用新
案登録請求の範囲第１項に記載の内燃機関用点火
装置。[Claims for Utility Model Registration] 1. Two-point simultaneous ignition type ignition coils with half the number of all cylinders, and a DC-DC converter in which a floating output end is connected in series in the middle of the two-figure winding of each of the ignition coils. a switch element that performs intermittent control of the current flowing through the primary winding of the ignition coil; an ignition control circuit that operates the switch element and the DC-DC converter in accordance with the ignition timing of each cylinder; An ignition device for an internal combustion engine, comprising a spark plug connected to both ends of a secondary winding of the ignition coil. 2. The ignition device for an internal combustion engine according to claim 1, wherein the DC-DC converter is configured to operate for a predetermined period from the moment the switch element is shut off. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP904685U JPS61126083U (en) | 1985-01-28 | 1985-01-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP904685U JPS61126083U (en) | 1985-01-28 | 1985-01-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61126083U true JPS61126083U (en) | 1986-08-07 |
Family
ID=30488891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP904685U Pending JPS61126083U (en) | 1985-01-28 | 1985-01-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61126083U (en) |
-
1985
- 1985-01-28 JP JP904685U patent/JPS61126083U/ja active Pending
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