JPS60157984U - Ignition system for internal combustion engines - Google Patents
Ignition system for internal combustion enginesInfo
- Publication number
- JPS60157984U JPS60157984U JP4524584U JP4524584U JPS60157984U JP S60157984 U JPS60157984 U JP S60157984U JP 4524584 U JP4524584 U JP 4524584U JP 4524584 U JP4524584 U JP 4524584U JP S60157984 U JPS60157984 U JP S60157984U
- Authority
- JP
- Japan
- Prior art keywords
- ignition
- coil
- signal
- output
- thyristor
- 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.)
- Granted
Links
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
- Electrical Control Of Ignition Timing (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図は本考案の一実施例の電気的構成を示した回路図
、第２図は、本考案で用いる発電機の構成側を示した断
面図、第３図は同発電機の固定子の正面図、第４図は本
考案で用いるエキサイタコイル及び信号コイルの出力電
圧波形の一例を示した波形図、第５図は本考案により得
られる特性の一例を示した線図である。
１・・・エキサイタコイル、２・・・信号コイル、４・
・・点火エネルギー蓄積用コンデンサ、５・・・点火コ
イル、６・・・点火プラグ、７・・・放電制御用サイリ
スク、８・・・第１の信号供給回路、９・・・第２の信
号供給回路、１０・・・点火時期調整用トランジスタス
イッチ、１１・・・抵抗、１２・・・点火時期調整用コ
ンデンサ、−１５・・・点火特性切替用スイッチ、２０
・・・フライホイール磁石回転子、３０．４０・・・固
定子。Figure 1 is a circuit diagram showing the electrical configuration of an embodiment of the present invention, Figure 2 is a sectional view showing the configuration side of the generator used in the present invention, and Figure 3 is the stator of the generator. FIG. 4 is a waveform diagram showing an example of the output voltage waveforms of the exciter coil and signal coil used in the present invention, and FIG. 5 is a diagram showing an example of the characteristics obtained by the present invention. 1... Exciter coil, 2... Signal coil, 4...
... Ignition energy storage capacitor, 5... Ignition coil, 6... Spark plug, 7... Cyrisk for discharge control, 8... First signal supply circuit, 9... Second signal Supply circuit, 10... Transistor switch for adjusting ignition timing, 11... Resistor, 12... Capacitor for adjusting ignition timing, -15... Switch for switching ignition characteristics, 20
...Flywheel magnet rotor, 30.40...Stator.
Claims (1)
タコイルと信号コイルとを備えた磁石発電機と、点火コ
イルと、前記点火コイルの１次側に設けられた点火エネ
ルギー蓄積用コンデンサと、前記エキサイタコイルの一
方の半サイクルの出力で前記点火エネルギー蓄積用コン
デンサを充電するコンデンサ充電回路と、導通した際に
前記コンデンサの電荷を前記点火コイルの１次コイルに
放電させるように設けられた放電制御用サイリスクとを
備えたコンデンサ放電式の内燃機関用点火装置において
、前記エキサイタコイルの他方の半サイクルの出力が所
定のレベルに達したときに前記サイリスタに点弧信号を
与える第１の信号供給回路と、ダイオードを介して前記
エキサイタコイルに対して並列に接続されて閉じられた
際に該ダイオードを介して前記エキサイタコイルの他方
の半サイクルの出力を実質的に短絡する点火特性切替ス
イッチと、前記信号コイルの一方の半サイクルの出力で
前記サイリスタに点弧信号を供給する第２の信号供給回
路と、導通した際に前記第２の信号供給回路から前記サ
イリスタに点弧信号が与えられるのを阻止するようにコ
レクタエミッタ間回路が前記サイリスタのゲートカソー
ド間回路に対して並列に接続されるとともにベースが点
火時期調整用コンデンサと抵抗とを介して前記信号コイ
ルの一端に接続されて前記信号゛コイルの一方の半サイ
クルの出力により該点火時期調整用コンデンサに充電電
流が流れている間ペース電流が与えられて導通する点火
時期調整用トランジスタスイッチとを具備し、前記点火
特性切替スイッチが開いているときに前記エキサイタコ
イルコイルの出力により前記第１の信号供給回路を通し
て前記サイリスタに点弧信号が与えられるように前記エ
キサイタコイルの出力と信号コイルの出力との間の位相
関係が設定され、前記点火特性切替スイッチが閉じてい
る時には前記点火時期調整用トランジスタスイッチ゛の
遮断時に前記第２の信号供給回路から前記サイリスタに
点弧信号が供給されることを特徴とする内燃機関用点火
装置。a magnet generator including an exciter coil and a signal coil that induce an alternating current voltage in synchronization with the rotation of an internal combustion engine; an ignition coil; an ignition energy storage capacitor provided on the primary side of the ignition coil; a capacitor charging circuit that charges the ignition energy storage capacitor with the output of one half cycle of the exciter coil; and a discharge control provided to discharge the charge of the capacitor to the primary coil of the ignition coil when conductive. In a capacitor discharge type internal combustion engine ignition device comprising a thyristor, a first signal supply circuit provides an ignition signal to the thyristor when the output of the other half cycle of the exciter coil reaches a predetermined level. and an ignition characteristic changeover switch connected in parallel to the exciter coil via a diode so as to substantially short-circuit the output of the other half cycle of the exciter coil via the diode when closed; a second signal supply circuit that supplies a firing signal to the thyristor with the output of one half cycle of the signal coil; A collector-emitter circuit is connected in parallel to the gate-cathode circuit of the thyristor so as to prevent the signal from flowing. and a transistor switch for ignition timing adjustment which conducts when a pace current is applied to the ignition timing adjustment capacitor while a charging current flows through the ignition timing adjustment capacitor by the output of one half cycle of the coil, and the ignition characteristic changeover switch is open. The phase relationship between the output of the exciter coil and the output of the signal coil is set such that the output of the exciter coil provides a firing signal to the thyristor through the first signal supply circuit when the An ignition device for an internal combustion engine, wherein an ignition signal is supplied from the second signal supply circuit to the thyristor when the ignition timing adjustment transistor switch is cut off when the ignition characteristic changeover switch is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4524584U JPS60157984U (en) | 1984-03-30 | 1984-03-30 | Ignition system for internal combustion engines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4524584U JPS60157984U (en) | 1984-03-30 | 1984-03-30 | Ignition system for internal combustion engines |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60157984U true JPS60157984U (en) | 1985-10-21 |
| JPS6349565Y2 JPS6349565Y2 (en) | 1988-12-20 |
Family
ID=30558576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4524584U Granted JPS60157984U (en) | 1984-03-30 | 1984-03-30 | Ignition system for internal combustion engines |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60157984U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6425473U (en) * | 1987-08-06 | 1989-02-13 | ||
| JPS6428104U (en) * | 1987-08-11 | 1989-02-17 |
-
1984
- 1984-03-30 JP JP4524584U patent/JPS60157984U/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6425473U (en) * | 1987-08-06 | 1989-02-13 | ||
| JPS6428104U (en) * | 1987-08-11 | 1989-02-17 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6349565Y2 (en) | 1988-12-20 |
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