JPS60107368U

JPS60107368U - Non-contact ignition device for internal combustion engine

Info

Publication number: JPS60107368U
Application number: JP19811983U
Authority: JP
Inventors: 雅夫岩田
Original assignee: 追浜工業株式会社
Priority date: 1983-12-22
Filing date: 1983-12-22
Publication date: 1985-07-22
Also published as: JPH0343419Y2

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、第４図ａ、　ｂ、　ｃ及びｄは本考案の実施例
の電気回路の接続図である。第２図は回路各部の電圧波
形図で、ａは点火時期（θ１）時、ａ′は点火時期（θ
２）時の発電コイル２の電圧波形、ｂは点火時期（θ１
）時、ｂ′は点火時期（θ２）のコンデンサ５の充放電
波形、Ｃは点火時期（θ１）時、ａ′は点火時期（θ２
）時のコンデンサ１２の充放電波形、ｄは点火時期（θ
１）時、ｄ′は点火時期（θ２）時のイグニッションコ
イル６の二次無負荷電圧波形である。第３図は、本考案
の点火時期と回転数を表わす図である。１・・田−タ、２・・・発電コイル、５・・・第１のコ
ンデンサ、６・・・イグニッションコイル、７・・・第
２のスイッチング素子、９・・・第１のスイッチング素
子、１２・・・第２の°コンデンサ、１５・・・第３の
スイッチング素子、１９・・・第４のスイッチング素子
。FIGS. 1, 4a, 4b, 4c and d are electrical circuit connection diagrams according to an embodiment of the present invention. Figure 2 is a diagram of voltage waveforms at various parts of the circuit, where a is at the ignition timing (θ1) and a' is at the ignition timing (θ1).
2) The voltage waveform of the generator coil 2 at the time, b is the ignition timing (θ1
), b' is the charging and discharging waveform of the capacitor 5 at the ignition timing (θ2), C is the charging and discharging waveform of the capacitor 5 at the ignition timing (θ1), and a' is the ignition timing (θ2).
), d is the charging/discharging waveform of the capacitor 12 at the time of ignition timing (θ
1), d' is the secondary no-load voltage waveform of the ignition coil 6 at the ignition timing (θ2). FIG. 3 is a diagram showing the ignition timing and rotation speed of the present invention. DESCRIPTION OF SYMBOLS 1... Data generator, 2... Power generation coil, 5... First capacitor, 6... Ignition coil, 7... Second switching element, 9... First switching element, 12... Second ° capacitor, 15... Third switching element, 19... Fourth switching element.

Claims

[Scope of utility model registration request]

A generator coil that generates voltage by the rotation of the internal combustion engine,
A first capacitor and a second capacitor that charge electric charge by the power generation of the generator coil, an ignition coil that receives the discharge of the first capacitor and supplies a high voltage to the spark plug, and a discharge of the second capacitor. a first switching element that is turned on by the power generation coil; a second switching element that is turned on at a set voltage level by the voltage generated by the power generation coil; a third switching element that discharges the charge of the second capacitor; a discharge circuit that maintains the first and second switching elements in an off state by turning on the third switching element; and a set rotation speed of the internal combustion engine. A non-contact ignition device for an internal combustion engine, which is equipped with a fourth switching element that can be turned on to drive the second switching element when the ignition timing is controlled.