JPS60185060U

JPS60185060U - Non-contact ignition device for internal combustion engine

Info

Publication number: JPS60185060U
Application number: JP7305084U
Authority: JP
Inventors: 中田　裕司; 雅夫岩田
Original assignee: 追浜工業株式会社
Priority date: 1984-05-18
Filing date: 1984-05-18
Publication date: 1985-12-07

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図は従来の無接点点火装置の説明図、第２図は同じ
く発電コイルの誘起電圧波形図、第３図は点火時期特性
図、第４図は本考案の無接点点火装置の説明図、第５図
は同じく無接点点火装置の回路各部の電圧波形図である
。１・・・ロータ、５Ａ、６，７・・・ポールピース、８
・・・発電部、９・・・コ字状コア、９ａ、９ｂ・・・
脚、１０・・・発電コイル、１３．１７・・・充電回路
、１４゜１６、　１７．　１８・・・放電回路、２４．
２６．　２７・・・点火制御回路、３１・・べし歯。Fig. 1 is an explanatory diagram of a conventional non-contact ignition device, Fig. 2 is a diagram of the induced voltage waveform of the generating coil, Fig. 3 is an ignition timing characteristic diagram, and Fig. 4 is an explanatory diagram of the non-contact ignition device of the present invention. , FIG. 5 is a voltage waveform diagram of each part of the circuit of the non-contact ignition device. 1... Rotor, 5A, 6, 7... Pole piece, 8
...Power generation section, 9...U-shaped core, 9a, 9b...
Legs, 10...Generating coil, 13.17...Charging circuit, 14°16, 17. 18...discharge circuit, 24.
26. 27... Ignition control circuit, 31... Bevel teeth.

Claims

[Scope of utility model registration request]

The generator is equipped with a rotor having at least two or more pole pieces, adjacent pole pieces of different polarity, and a U-shaped core arranged around the rotor and wound with a generating coil. the pole piece on the direction side,
Compared to the pole piece on the opposite side to the rotor rotation direction, the teeth are extended in a comb-like shape toward the rotation direction, and the surface area of the teeth exposed on the rotor outer periphery of the comb-like portion is
The generating coil is gradually reduced in size, and the generating coil is connected to a charging circuit that charges the positive voltage induced in the generating coil, a discharging circuit that discharges the charge of the charging circuit to the ignition coil, and a discharging circuit that discharges the electric charge immediately before the positive voltage. 1. A non-contact ignition device for an internal combustion engine, characterized in that an ignition control circuit is connected to the ignition control circuit that causes the ignition to occur at a set level of negative direction voltage.