JPS6411372U - - Google Patents
Info
- Publication number
- JPS6411372U JPS6411372U JP10630187U JP10630187U JPS6411372U JP S6411372 U JPS6411372 U JP S6411372U JP 10630187 U JP10630187 U JP 10630187U JP 10630187 U JP10630187 U JP 10630187U JP S6411372 U JPS6411372 U JP S6411372U
- Authority
- JP
- Japan
- Prior art keywords
- ignition coil
- power supply
- supply terminal
- internal combustion
- ignition
- 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 description 5
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 1
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
Description
第１図は本考案の内燃機関用容量放電式点火装
置の一実施例の回路図、第２図は第１図の回路の
動作を示す波形図、第３図は本考案の装置と従来
の装置との点火プラグの絶縁抵抗の変化に対する
点火コイル発生電圧特性の比較を示す線図、第４
図は従来の内燃機関用容量放電式点火装置の一般
的な回路構成図である。
１……バツテリ、２……直流高電圧電源、３…
…点火コイル、５……点火プラグ、６……トリガ
回路、７……コンデンサ、８……スイツチング素
子（サイリスタ）、３１……一次側巻線、３２…
…二次側巻線、３３〜３５……ダイオード、Ｑ１
，Ｑ２……パワートランジスタ。
Fig. 1 is a circuit diagram of an embodiment of the capacitive discharge ignition device for internal combustion engines of the present invention, Fig. 2 is a waveform diagram showing the operation of the circuit of Fig. 1, and Fig. 3 is a circuit diagram of an embodiment of the capacitive discharge ignition device for internal combustion engines of the present invention. Diagram 4 showing a comparison of the ignition coil generated voltage characteristics with respect to changes in the insulation resistance of the spark plug with the device.
The figure is a general circuit configuration diagram of a conventional capacitive discharge type ignition device for an internal combustion engine. 1...Battery, 2...DC high voltage power supply, 3...
...Ignition coil, 5...Spark plug, 6...Trigger circuit, 7...Capacitor, 8...Switching element (thyristor), 31...Primary winding, 32...
...Secondary winding, 33-35...Diode, Q1
, Q2...power transistor.
Claims (1)
電源回路２と、昇圧された電圧を蓄積するコンデ
ンサ７とを備え、スイツチング素子８により前記
コンデンサ７の蓄積電荷を機関の回転に同期して
点火コイル３に放出させるようにした内燃機関用
容量放電式点火装置において、 前記点火コイル３の一次側巻線の両端は、別の
スイツチング素子Ｑ２を介してそれぞれ前記電源
端子およびアースに接続し、前記点火コイル３の
二次側巻線の両端はそれぞれ同一の向きの一方向
性導通素子３４，３５を介して点火プラグ５に接
続すると共に、前記二次側巻線は中間タツプ３６
により所定比に分割すると共に、このタツプ３６
をアースあるいは前記電源端子に接続したことを
特徴とする内燃機関用容量放電式点火装置。[Claims for Utility Model Registration] A DC high-voltage power supply circuit 2 that boosts the voltage applied to a power supply terminal, and a capacitor 7 that accumulates the boosted voltage. In a capacitive discharge type ignition device for an internal combustion engine, in which the ignition coil 3 is configured to emit light into an ignition coil 3 in synchronization with the rotation of the ignition coil 3, both ends of the primary winding of the ignition coil 3 are connected to the power supply terminal via another switching element Q2. and the ground, and both ends of the secondary winding of the ignition coil 3 are connected to the spark plug 5 via unidirectional conduction elements 34 and 35 in the same direction, respectively, and the secondary winding is Intermediate tap 36
This tap 36 divides into a predetermined ratio.
A capacitive discharge type ignition device for an internal combustion engine, characterized in that the ignition device is connected to ground or the power supply terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10630187U JPS6411372U (en) | 1987-07-13 | 1987-07-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10630187U JPS6411372U (en) | 1987-07-13 | 1987-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6411372U true JPS6411372U (en) | 1989-01-20 |
Family
ID=31339682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10630187U Pending JPS6411372U (en) | 1987-07-13 | 1987-07-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6411372U (en) |
-
1987
- 1987-07-13 JP JP10630187U patent/JPS6411372U/ja active Pending
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