JPS6231777U - - Google Patents
Info
- Publication number
- JPS6231777U JPS6231777U JP12333585U JP12333585U JPS6231777U JP S6231777 U JPS6231777 U JP S6231777U JP 12333585 U JP12333585 U JP 12333585U JP 12333585 U JP12333585 U JP 12333585U JP S6231777 U JPS6231777 U JP S6231777U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- switching element
- semiconductor
- generating
- capacitor
- 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
- 239000003990 capacitor Substances 0.000 claims description 5
- 239000004065 semiconductor Substances 0.000 claims 5
- 238000010248 power generation Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
Description
第１図はこの考案の一実施例に係わる点火装置
を示す電気回路図、第２図は第１図に示す回路に
おける発電コイルの発電電圧と点火信号との関係
を示す波形グラフ、第３図はこの考案の一実施例
に係わる点火装置を示す電気回路図、第４図は第
３図に示す回路における発電コイルの発電電圧と
点火信号との関係を示す波形グラフ、及び第５図
従来の点火装置を示す電気回路図である。
１…発電コイル、２…点火コイル、３…一次コ
イル、４…二次コイル、５…点火プラグ、６…パ
ルサ、７…コンデンサ、８…点火時期制御回路、
９…サイリスタ（第１のスイツチング素子）、１
０…ダイオード（整流用）、１３…分圧抵抗、１
４…分圧抵抗、１６…ダイオード（短絡用）、１
７…サイリスタ（第２のスイツチング素子）、１
８…抵抗（電流制限用）、１９…抵抗（電流制限
用）、２１…ダイオード、２２…ダイオード、２
３…ダイオード、２４…抵抗、２５…抵抗、２６
…抵抗、２７…（ノイズ除去用）コンデンサ、２
８…ダイオード、２９…ダイオード。
Fig. 1 is an electric circuit diagram showing an ignition device according to an embodiment of this invention, Fig. 2 is a waveform graph showing the relationship between the generated voltage of the generating coil and the ignition signal in the circuit shown in Fig. 1, and Fig. 3. 4 is an electric circuit diagram showing an ignition device according to an embodiment of this invention, FIG. 4 is a waveform graph showing the relationship between the generated voltage of the generating coil and the ignition signal in the circuit shown in FIG. 3, and FIG. FIG. 2 is an electrical circuit diagram showing an ignition device. 1... Generator coil, 2... Ignition coil, 3... Primary coil, 4... Secondary coil, 5... Spark plug, 6... Pulser, 7... Capacitor, 8... Ignition timing control circuit,
9...Thyristor (first switching element), 1
0...Diode (for rectification), 13...Voltage division resistor, 1
4...Divider resistance, 16...Diode (for short circuit), 1
7... Thyristor (second switching element), 1
8... Resistor (for current limiting), 19... Resistor (for current limiting), 21... Diode, 22... Diode, 2
3...Diode, 24...Resistor, 25...Resistor, 26
...Resistor, 27...(Noise removal) capacitor, 2
8...diode, 29...diode.
Claims (1)
発生電圧により充電されるコンデンサと、点火コ
イルと、前記コンデンサの充電電荷を前記点火コ
イルの一次側コイルに放電させる直列に接続され
た第１の半導体スイツチング素子と、第２の半導
体スイツチング素子と、前記発電コイルの発生電
圧の極性に応じて前記発電コイルがコンデンサ充
電側半波を出力している場合にのみ前記第１の半
導体スイツチング素子を導通させる制御回路及び
前記第２の半導体スイツチング素子の開閉を制御
するタイミング信号を発生するタイミング信号発
生手段とを備えたことを特徴とする磁石発電機式
無接点点火装置。 A first semiconductor connected in series with a power generation coil of a magnet generator, a capacitor charged by the voltage generated by the power generation coil, an ignition coil, and a first semiconductor that discharges the charge of the capacitor to the primary coil of the ignition coil. A switching element, a second semiconductor switching element, and the first semiconductor switching element are brought into conduction only when the generating coil is outputting a half wave on the capacitor charging side according to the polarity of the voltage generated by the generating coil. A magnet generator type non-contact ignition device comprising a control circuit and timing signal generating means for generating a timing signal for controlling opening and closing of the second semiconductor switching element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12333585U JPS6231777U (en) | 1985-08-10 | 1985-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12333585U JPS6231777U (en) | 1985-08-10 | 1985-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6231777U true JPS6231777U (en) | 1987-02-25 |
Family
ID=31014345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12333585U Pending JPS6231777U (en) | 1985-08-10 | 1985-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6231777U (en) |
-
1985
- 1985-08-10 JP JP12333585U patent/JPS6231777U/ja active Pending
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