JPS6117181U

JPS6117181U - Non-contact ignition device for internal combustion engines

Info

Publication number: JPS6117181U
Application number: JP8743485U
Authority: JP
Inventors: 耕一外山; 陽一三上; 信鳥山; 康司杉浦
Original assignee: 株式会社デンソー
Priority date: 1985-06-10
Filing date: 1985-06-10
Publication date: 1986-01-31
Also published as: JPS6141981Y2

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図は従来の無接点式点火装置を示す電気回路図であ
り、第２図ａ１９ａ２９ｂ，Ｃｚ第２図ｄ，ｅ
はその動作説明に供する各部波形図および特性図、第３
図は本考案装置のブロックダイヤグラムを示すもので、
第４図ａは本考案装置の第１実施例を示す電気回路図、
第４図ｂ，ｃは第４図ａ図示の本考案装置の動作説明
に供する各部波形図および特性図、第５図は本考案装置
の第２実施例を示す電気回路図である。１・・・信号発電機、２・・・整流回路、３・・・制御
回路、４・・・増幅回路、５・・・点火コイル、６・・
・１次電流遮断回路、２７，２７ａ，２９・・・帰還抵
抗、２８・・・ダイオード。Fig. 1 is an electric circuit diagram showing a conventional non-contact ignition device, Fig. 2 a 19 a 29 b, Cz Fig. 2 d, e
3 shows waveform diagrams and characteristic diagrams of each part to explain its operation.
The figure shows a block diagram of the device of the present invention.
FIG. 4a is an electric circuit diagram showing a first embodiment of the device of the present invention;
4b and 4c are waveform diagrams and characteristic diagrams of various parts for explaining the operation of the device of the present invention shown in FIG. 4a, and FIG. 5 is an electric circuit diagram showing a second embodiment of the device of the present invention. DESCRIPTION OF SYMBOLS 1... Signal generator, 2... Rectifier circuit, 3... Control circuit, 4... Amplification circuit, 5... Ignition coil, 6...
-Primary current cutoff circuit, 27, 27a, 29... feedback resistor, 28... diode.

Claims

[Scope of utility model registration request]

A signal generator that generates an alternating current voltage in synchronization with the rotation of the internal combustion engine, a rectifier circuit that rectifies and smoothes the output of this signal generator to generate a direct current voltage that corresponds to the engine speed, and this rectifier. A control circuit to which a DC voltage from the circuit and an AC voltage from the signal generator are applied and generates a rectangular wave output according to the AC voltage and the DC voltage, and an amplifier circuit to amplify the output of the control circuit. , a primary current cutoff circuit that operates intermittently according to the output of the amplifier circuit, an ignition coil in which the primary current is cut off and on by the primary current cutoff circuit, and a connection between the output side of the control circuit and the rectifier circuit.・Connected between
A non-contact ignition device for an internal combustion engine, comprising a resistor that directly feeds back and corrects the DC voltage of the rectifier circuit using the rectangular wave output of the control circuit.