JPS586963U - Overspeed prevention device attached to the non-contact ignition device of the engine - Google Patents
Overspeed prevention device attached to the non-contact ignition device of the engineInfo
- Publication number
- JPS586963U JPS586963U JP9969381U JP9969381U JPS586963U JP S586963 U JPS586963 U JP S586963U JP 9969381 U JP9969381 U JP 9969381U JP 9969381 U JP9969381 U JP 9969381U JP S586963 U JPS586963 U JP S586963U
- Authority
- JP
- Japan
- Prior art keywords
- engine
- coil
- ignition
- thyristor
- secondary coil
- 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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の基礎となるエンジンの無接点点火装置
を示す電気回路図、第２図は従来の過回転防止装置を接
続した無接点点火装置の電気回路図、第３図は本考案−
実施例過回転防止装置を接続した無接点点火装置の電気
回路図である。
図中、１は点火プラグ、２は磁石発電機、４は点火コイ
ル、５は一次コイル、６は二次コイル、７は過回転防止
装置、８，９は逆流防止用のダイオード、１０はサイリ
スタ、１１は定電圧時定数−回路、１７はトランジスタ
点火制御装置、１８゜１９．２０はダイオード、２１は
電力トランジスタ、２２は制御トランジスタである。Figure 1 is an electrical circuit diagram showing the non-contact ignition system for an engine, which is the basis of the present invention, Figure 2 is an electrical circuit diagram of a non-contact ignition system connected to a conventional overspeed prevention device, and Figure 3 is the electrical circuit diagram of the non-contact ignition system of the engine, which is the basis of the present invention. −
FIG. 2 is an electrical circuit diagram of a non-contact ignition device to which an embodiment overspeed prevention device is connected. In the figure, 1 is a spark plug, 2 is a magnet generator, 4 is an ignition coil, 5 is a primary coil, 6 is a secondary coil, 7 is an overspeed prevention device, 8 and 9 are diodes for backflow prevention, and 10 is a thyristor. , 11 is a constant voltage time constant circuit, 17 is a transistor ignition control device, 18° 19.20 is a diode, 21 is a power transistor, and 22 is a control transistor.
Claims (1)
と二次コイルとよりなら点火コイルを設け、この点火コ
イルの二次コイルには点火プラグを接続し、同−次コイ
ルには該−次コイルに発生する負方向電圧をダイオード
を介して短絡すると共に、同正方向電圧をオン、オフ制
御するようにしたトランジスタ点火制御装置を接続して
なるエンジンの無接点点火装置において、前記−次コイ
ルの両端に前記正方向電圧を短絡するようにしたサイリ
スクを逆流防止用のダイオードを介して接続し、さらに
このサイリスタのゲート、カソード間に前記−次コイル
に発生する負方向電圧により該サイリスタをオン作動さ
せると共に、該オン状態を所定時間持続させるようにし
た複数のダイオード、コンデンサおよび抵抗を並列に接
続してなる定電圧時定数回路を接続したことを特徴とす
るエンジンの無接点点火装置に装着する過回転防止装置
。A magnet generator driven in synchronization with the engine is provided with a primary coil, a secondary coil, and an ignition coil.A spark plug is connected to the secondary coil of this ignition coil, and the secondary coil is connected to the secondary coil of the ignition coil. In a non-contact ignition system for an engine, the non-contact ignition system for an engine is connected to a transistor ignition control system that short-circuits the negative voltage generated in the coil via a diode and controls the positive voltage on and off. A thyristor that short-circuits the positive voltage is connected to both ends of the thyristor through a diode for preventing backflow, and the thyristor is turned on by the negative voltage generated in the secondary coil between the gate and cathode of the thyristor. attached to a non-contact ignition device for an engine, which is connected to a constant voltage time constant circuit made up of a plurality of diodes, capacitors, and resistors connected in parallel, which is activated and maintained in the on state for a predetermined period of time. Over-speed prevention device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9969381U JPS586963U (en) | 1981-07-03 | 1981-07-03 | Overspeed prevention device attached to the non-contact ignition device of the engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9969381U JPS586963U (en) | 1981-07-03 | 1981-07-03 | Overspeed prevention device attached to the non-contact ignition device of the engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS586963U true JPS586963U (en) | 1983-01-17 |
| JPS6141986Y2 JPS6141986Y2 (en) | 1986-11-28 |
Family
ID=29894419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9969381U Granted JPS586963U (en) | 1981-07-03 | 1981-07-03 | Overspeed prevention device attached to the non-contact ignition device of the engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS586963U (en) |
-
1981
- 1981-07-03 JP JP9969381U patent/JPS586963U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6141986Y2 (en) | 1986-11-28 |
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