JPS5811897U - discharge lamp lighting device - Google Patents

discharge lamp lighting device

Info

Publication number
JPS5811897U
JPS5811897U JP10599681U JP10599681U JPS5811897U JP S5811897 U JPS5811897 U JP S5811897U JP 10599681 U JP10599681 U JP 10599681U JP 10599681 U JP10599681 U JP 10599681U JP S5811897 U JPS5811897 U JP S5811897U
Authority
JP
Japan
Prior art keywords
discharge lamp
lighting device
lamp lighting
switch element
current
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP10599681U
Other languages
Japanese (ja)
Inventor
岸野　安一
栗原　仁士
Original Assignee
東芝テック株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 東芝テック株式会社 filed Critical 東芝テック株式会社
Priority to JP10599681U priority Critical patent/JPS5811897U/en
Publication of JPS5811897U publication Critical patent/JPS5811897U/en
Pending legal-status Critical Current

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  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の第一の実施例を示す回路図、第２図
は各部の波形図、第３図はこの考案の第二の実施例を示
す回路図、第４図はこの考案の第三の実施例を示す回路
図である。 ＬＦ・・・・・・放電灯、Ｌ・・・・・・限流用チョー
ク（限流インダクタンス）、Ｃ・・・・・・コンデンサ
、Ｔ・・・・・・トライアック（スイッチ素子）、ＳＢ
Ｓ・・・・・・トリガ素子（トリガ回路）。Fig. 1 is a circuit diagram showing the first embodiment of this invention, Fig. 2 is a waveform diagram of each part, Fig. 3 is a circuit diagram showing a second embodiment of this invention, and Fig. 4 is a circuit diagram showing the second embodiment of this invention. FIG. 7 is a circuit diagram showing a third embodiment. LF: Discharge lamp, L: Current limiting choke (current limiting inductance), C: Capacitor, T: Triac (switch element), SB
S...Trigger element (trigger circuit).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 放電灯に流れ込む電流を制限するための限流インダクタ
ンスと、この限流インダクタンスに高いパルス電圧を発
生させるためのコンデンサとスイ・　　ツチ素子との直
列回路と、前記スイッチ素子を交流電源の半サイクル毎
の一定の位相でオンさせるためのトリガ回路とよりなる
ものにおいて、前記スイッチ素子のトリガ位相を変化さ
せる手段を設けたことを特徴とする放電灯点灯装置。A current-limiting inductance for limiting the current flowing into the discharge lamp, a series circuit of a capacitor and a switch element for generating a high pulse voltage across the current-limiting inductance, and a series circuit that connects the switching element every half cycle of an AC power supply. What is claimed is: 1. A discharge lamp lighting device comprising a trigger circuit for turning on the switch element at a constant phase, the discharge lamp lighting device comprising means for changing the trigger phase of the switch element.
JP10599681U 1981-07-16 1981-07-16 discharge lamp lighting device Pending JPS5811897U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10599681U JPS5811897U (en) 1981-07-16 1981-07-16 discharge lamp lighting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10599681U JPS5811897U (en) 1981-07-16 1981-07-16 discharge lamp lighting device

Publications (1)

Publication Number Publication Date
JPS5811897U true JPS5811897U (en) 1983-01-25

Family

ID=29900506

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10599681U Pending JPS5811897U (en) 1981-07-16 1981-07-16 discharge lamp lighting device

Country Status (1)

Country Link
JP (1) JPS5811897U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5954197A (en) * 1982-09-20 1984-03-28 日立照明株式会社 Device for dimming discharge lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5954197A (en) * 1982-09-20 1984-03-28 日立照明株式会社 Device for dimming discharge lamp

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