JPH0347468U - - Google Patents
Info
- Publication number
- JPH0347468U JPH0347468U JP10755489U JP10755489U JPH0347468U JP H0347468 U JPH0347468 U JP H0347468U JP 10755489 U JP10755489 U JP 10755489U JP 10755489 U JP10755489 U JP 10755489U JP H0347468 U JPH0347468 U JP H0347468U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- capacitor
- ignition
- resistor
- power generation
- 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
- 239000003990 capacitor Substances 0.000 claims description 10
- 238000010248 power generation Methods 0.000 claims 2
- 239000004065 semiconductor Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
Description
第１図は本考案の一実施例に係るコンデンサ放
電式点火装置の回路図、第２図はこの点火装置の
動作を示す波形図、第３図は点火角度の特性を示
すグラフ、第４図は点火用コンデンサの電圧の変
化を示すグラフ、第５図は従来の点火装置の回路
図である。
また図面中の主要な部分の名称はつぎの通りで
ある。２０……発電コイル、２２……コンデンサ
、２３……点火コイル、２４……１次コイル、２
５……２次コイル、２６……点火プラグ、２８…
…サイリスタ、３１……コンデンサ、３２……抵
抗、３８……チヨークコイル、４０……リミツタ
回路、４１……ピツクアツプコイル、４４……コ
ンデンサ、４５……抵抗、５３……サイリスタ。
Fig. 1 is a circuit diagram of a capacitor discharge type ignition device according to an embodiment of the present invention, Fig. 2 is a waveform diagram showing the operation of this ignition device, Fig. 3 is a graph showing the characteristics of the ignition angle, and Fig. 4 is a graph showing changes in voltage of an ignition capacitor, and FIG. 5 is a circuit diagram of a conventional ignition device. The names of the main parts in the drawings are as follows. 20... Generator coil, 22... Capacitor, 23... Ignition coil, 24... Primary coil, 2
5...Secondary coil, 26...Spark plug, 28...
...thyristor, 31...capacitor, 32...resistor, 38...choke coil, 40...limiter circuit, 41...pickup coil, 44...capacitor, 45...resistor, 53...thyristor.
Claims (1)
デンサを充電するとともに、前記発電コイルが次
いで発生する負方向の出力によつて半導体開閉素
子を導通させ、前記点火用コンデンサの電荷を急
激に点火コイルに供給するようにした装置であつ
て、前記半導体開閉素子のゲート・カソード間に
進角用コンデンサと抵抗の並列回路を接続すると
ともに、前記発電コイルにリミツタ回路を接続し
、エンジンの回転数が所定の回転数になつたら前
記リミツタ回路によつて前記発電コイルの出力を
短絡するようにした装置において、前記進角用コ
ンデンサと前記抵抗との並列回路と前記発電コイ
ルとの間にチヨークコイルを接続するようにした
ことを特徴とするコンデンサ放電式点火装置。 The ignition capacitor is charged by the positive output of the generator coil, and the semiconductor switching element is made conductive by the negative output generated by the generator coil, so that the charge in the ignition capacitor is rapidly transferred to the ignition coil. In this device, a parallel circuit of an advance angle capacitor and a resistor is connected between the gate and cathode of the semiconductor switching element, and a limiter circuit is connected to the generator coil, so that the rotation speed of the engine is increased. In the device in which the limiter circuit short-circuits the output of the power generation coil when a predetermined rotation speed is reached, a choke coil is connected between the parallel circuit of the advance angle capacitor and the resistor and the power generation coil. A capacitor discharge type ignition device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10755489U JPH077578Y2 (en) | 1989-09-13 | 1989-09-13 | Capacitor discharge type ignition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10755489U JPH077578Y2 (en) | 1989-09-13 | 1989-09-13 | Capacitor discharge type ignition device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0347468U true JPH0347468U (en) | 1991-05-02 |
| JPH077578Y2 JPH077578Y2 (en) | 1995-02-22 |
Family
ID=31656243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10755489U Expired - Lifetime JPH077578Y2 (en) | 1989-09-13 | 1989-09-13 | Capacitor discharge type ignition device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH077578Y2 (en) |
-
1989
- 1989-09-13 JP JP10755489U patent/JPH077578Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH077578Y2 (en) | 1995-02-22 |
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