JPS6143673U

JPS6143673U - igniter

Info

Publication number: JPS6143673U
Application number: JP12843584U
Authority: JP
Inventors: 昭司山際; 準二青沢; 隆治薮
Original assignee: ティーディーケイ株式会社
Priority date: 1984-08-24
Filing date: 1984-08-24
Publication date: 1986-03-22

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 the drawing]

図面は本考案に係る点火装置の一実施例を示す回路図で
ある。１・・・・・・直流電源、２・・・・・・点火用スイッ
チ、３，１１・・・・・・昇圧トランス、４・・・・・
・発振回路、５・・・・・・発振用トランジスタ、６，
１７，２１，２２・・・・・・抵抗、７・・・・・・整
流用ダイオード、８・・・・・・コンデンサ、９・・・
・・・スイッチング素子、１０・・・・・・保護用ダイ
オード、１２・・・・・・放電用電極、１３・・・・・
・バーナー、１４・・・・・・炎、１５・・・・・・フ
レームロツド、１６・・・・・・検出回路、１７・・・
・・・保護用抵抗、１８・・・・・・第１のトランジス
タ、２０・・・・・・第２のトランジスタ。The drawing is a circuit diagram showing one embodiment of the ignition device according to the present invention. 1...DC power supply, 2...Ignition switch, 3, 11...Step-up transformer, 4...
・Oscillation circuit, 5...Oscillation transistor, 6,
17, 21, 22... Resistor, 7... Rectifier diode, 8... Capacitor, 9...
...Switching element, 10...Protection diode, 12...Discharge electrode, 13...
・Burner, 14...flame, 15...flame rod, 16...detection circuit, 17...
. . . Protection resistor, 18 . . . First transistor, 20 . . . Second transistor.

Claims

[Scope of utility model registration request]

a DC power source whose positive pole side is grounded; an oscillation circuit that converts DC voltage from the DC power supply into AC by operation of an oscillation transistor; and a capacitor that can be charged after rectifying the AC voltage obtained from the oscillation circuit; A transformer that boosts the voltage generated by the discharge from this capacitor, a discharge electrode that generates a spark discharge by the voltage boosted by the step-up transformer and ignites the burner whose metal casing is grounded, and a combustion flame from the burner. a detection circuit that operates by detecting a change in conductivity between the burner and the flame rond, and controls the base current of the oscillation transistor of the oscillation circuit; a first transistor capable of controlling the base current of the oscillation transistor by dividing the current supplied to the base of the transistor; a charging voltage of the capacitor is applied to the emitter; 1. An ignition device comprising: a second transistor connected to the ignition device;