JPS59119598U - discharge lamp lighting device - Google Patents

discharge lamp lighting device

Info

Publication number
JPS59119598U
JPS59119598U JP1263683U JP1263683U JPS59119598U JP S59119598 U JPS59119598 U JP S59119598U JP 1263683 U JP1263683 U JP 1263683U JP 1263683 U JP1263683 U JP 1263683U JP S59119598 U JPS59119598 U JP S59119598U
Authority
JP
Japan
Prior art keywords
discharge lamp
lighting device
lamp lighting
heating
switch element
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.)
Granted
Application number
JP1263683U
Other languages
Japanese (ja)
Other versions
JPH03717Y2 (en
Inventor
清水　彰典
Original Assignee
明治ナシヨナル工業株式会社
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 明治ナシヨナル工業株式会社 filed Critical 明治ナシヨナル工業株式会社
Priority to JP1263683U priority Critical patent/JPS59119598U/en
Publication of JPS59119598U publication Critical patent/JPS59119598U/en
Application granted granted Critical
Publication of JPH03717Y2 publication Critical patent/JPH03717Y2/ja
Granted legal-status Critical Current

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  • Circuit Arrangements For Discharge Lamps (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図はこの考案の実施例を示す回路図、第２図は動作
説明用の特性図、第３図、第４図は実施態様を示す部分
回路図である。 １・・・・・・放［Ｌ　ｔａ、　　ｔｂ・・・・・・フ
ィラメント、２・・・・・・直流電源、３・・・・・・
高周波インバータ、１６・・・・・・抵抗、１７・・・
・・・スイッチ素子、１８・・・・・・タイマ。FIG. 1 is a circuit diagram showing an embodiment of this invention, FIG. 2 is a characteristic diagram for explaining the operation, and FIGS. 3 and 4 are partial circuit diagrams showing an embodiment. 1...Discharge [L ta, tb...Filament, 2...DC power supply, 3...
High frequency inverter, 16... Resistor, 17...
...Switch element, 18...Timer.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 放電灯のフィラメントを、起動開始時にその定格加熱電
流以上の加熱電流を流して加熱する加熱回路と、前記加
熱回路に直列に接続されであるスイッチ素子と、前記加
熱回路に加熱電流が供給された以後前記放電灯が点灯開
始するまでの時間内にあって前記フィラメントが所定温
度に到達するまで前記スイッチ素子をオンとする制御回
路とからなる放電灯点灯装置。A heating circuit that heats a filament of a discharge lamp by passing a heating current higher than its rated heating current at the start of startup, a switch element connected in series to the heating circuit, and a heating current supplied to the heating circuit. A discharge lamp lighting device comprising: a control circuit that turns on the switch element until the filament reaches a predetermined temperature within a period of time until the discharge lamp starts lighting.
JP1263683U 1983-01-31 1983-01-31 discharge lamp lighting device Granted JPS59119598U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1263683U JPS59119598U (en) 1983-01-31 1983-01-31 discharge lamp lighting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1263683U JPS59119598U (en) 1983-01-31 1983-01-31 discharge lamp lighting device

Publications (2)

Publication Number Publication Date
JPS59119598U true JPS59119598U (en) 1984-08-11
JPH03717Y2 JPH03717Y2 (en) 1991-01-11

Family

ID=30144035

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1263683U Granted JPS59119598U (en) 1983-01-31 1983-01-31 discharge lamp lighting device

Country Status (1)

Country Link
JP (1) JPS59119598U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60227396A (en) * 1984-04-24 1985-11-12 松下電工株式会社 Device for firing discharge lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60227396A (en) * 1984-04-24 1985-11-12 松下電工株式会社 Device for firing discharge lamp

Also Published As

Publication number Publication date
JPH03717Y2 (en) 1991-01-11

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