JPS5990077U

JPS5990077U - Ignition system for internal combustion engines

Info

Publication number: JPS5990077U
Application number: JP18560682U
Authority: JP
Inventors: 湯川　秀樹; 浩山田
Original assignee: 国産電機株式会社
Priority date: 1982-12-08
Filing date: 1982-12-08
Publication date: 1984-06-18
Also published as: JPS6143975Y2

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

[Brief explanation of drawings]

第１図は従来例を示すブロック図、第２図は本考案の実
施例の基本構成を示すブロック図、第３図は第２図の各
部を具体化した実施例を示す接続図、第４図は第３図の
実施例において磁石式交流発電機から得られる電圧の回
転数に対する特性の一例を示す線図、第５図は第３図の
実施例の点火回路のコンデンサＣ０の端子電圧の回転数
に附子る特性を示す線図、第６図及び第７図はそれぞれ
第３図の実施例の点火回路に用いる電圧調整回路の異な
る変形例を示す接続図、第８図は本考案の他の実施例を
示す接続図である。１・・・磁石式交流発電機、１ａ〜ＩＣ・・・主電機子
コイル、１’　ｂ・・・補助電機子コイル、２・・・昇
圧トランス、３・・・点火回路、４・・・点火コイル、
５・・・１次電流制御回路、６・・・点火プラグ、７・
・・電圧調整器、８・・・負荷、９・・・信号コイル、
Ｄ□、Ｄ１□〜Ｄ１９・・・ダイオード、Ｓｌ、Ｓｌ、
〜Ｓ１３・・・サイリスタ、Ｚｌｏ・・・ツェナーダイ
オード、Ｃ□・・・コンデンサ。FIG. 1 is a block diagram showing a conventional example, FIG. 2 is a block diagram showing the basic configuration of an embodiment of the present invention, FIG. 3 is a connection diagram showing an embodiment embodying each part of FIG. 2, and FIG. The figure is a diagram showing an example of the characteristics of the voltage obtained from the magnetic alternator with respect to the rotational speed in the embodiment shown in Fig. 3, and Fig. 5 shows the terminal voltage of the capacitor C0 of the ignition circuit in the embodiment shown in Fig. 3. 6 and 7 are diagrams showing the characteristics attached to the rotational speed, respectively. FIG. 6 and FIG. 7 are connection diagrams showing different modifications of the voltage regulating circuit used in the ignition circuit of the embodiment shown in FIG. 3, and FIG. FIG. 7 is a connection diagram showing another embodiment. DESCRIPTION OF SYMBOLS 1... Magnetic AC generator, 1a-IC... Main armature coil, 1' b... Auxiliary armature coil, 2... Step-up transformer, 3... Ignition circuit, 4... ignition coil,
5... Primary current control circuit, 6... Spark plug, 7...
...Voltage regulator, 8...Load, 9...Signal coil,
D□, D1□ to D19...diode, Sl, Sl,
~S13... Thyristor, Zlo... Zener diode, C□... Capacitor.

Claims

[Scope of utility model registration request]

A magnetic AC generator connected to a voltage regulator that adjusts the output voltage by short-circuiting at least a part of the output when the output voltage exceeds a set value, and boosting the voltage obtained from the generator. a step-up transformer,
In the ignition device for an internal combustion engine including an ignition circuit using the step-up transformer as an ignition power source, the magnetic alternator includes a main armature coil and an auxiliary armature coil, and at least a portion of the main armature coil The sum of the output of the auxiliary armature coil and the output of the auxiliary armature coil is input to the step-up transformer, and the voltage regulator is connected to the main armature coil.
An ignition device for an internal combustion engine, characterized by: