JPS5887297U - Fluorescent light lighting circuit - Google Patents

Fluorescent light lighting circuit

Info

Publication number
JPS5887297U
JPS5887297U JP18226181U JP18226181U JPS5887297U JP S5887297 U JPS5887297 U JP S5887297U JP 18226181 U JP18226181 U JP 18226181U JP 18226181 U JP18226181 U JP 18226181U JP S5887297 U JPS5887297 U JP S5887297U
Authority
JP
Japan
Prior art keywords
lighting circuit
diode
fluorescent light
circuit
light lighting
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
JP18226181U
Other languages
Japanese (ja)
Inventor
紘一郎 関岡
赤塚　美津雄
Original Assignee
日立照明株式会社
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 日立照明株式会社 filed Critical 日立照明株式会社
Priority to JP18226181U priority Critical patent/JPS5887297U/en
Publication of JPS5887297U publication Critical patent/JPS5887297U/en
Pending legal-status Critical Current

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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 drawings]

第１図及び第２図は従来の螢光灯点灯回路を示す図、第
３図は本考案の螢光灯点灯回路の実施例を示す図である
。 １・・・電源、２・・・螢光ランプ、３・・・チョーク
コイル、４・・・シリコンシンメトリカルスイッチ、５
・・・コンデンサ、６・・・ダイオード、７・・−４体
、８・・・スイッチ、９・・・抵抗、２１．２２・・・
フィラメント。1 and 2 are diagrams showing a conventional fluorescent lamp lighting circuit, and FIG. 3 is a diagram showing an embodiment of the fluorescent lamp lighting circuit of the present invention. 1... Power supply, 2... Fluorescent lamp, 3... Choke coil, 4... Silicon symmetrical switch, 5
... Capacitor, 6... Diode, 7...-4 body, 8... Switch, 9... Resistor, 21.22...
filament.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 交流電源にチョークコイルを介して接続された螢光ラン
プのフィラメントの非電源側端子間に、コンデンサとダ
イオードから成る並列回路と、双方向性スイッチング素
子との直列回路が接続され、かつ該螢光ランプに近接し
て設けられた導体が前記ダイオードのカソード側に接続
されている回路であって、前記コンデンサとダイオード
の並列回・路に抵抗が並列接続されている千とを特徴と
する螢光灯回路。A parallel circuit consisting of a capacitor and a diode and a series circuit consisting of a bidirectional switching element are connected between the non-power side terminals of the filament of a fluorescent lamp connected to an AC power source via a choke coil, and the fluorescent lamp A circuit in which a conductor provided close to the lamp is connected to the cathode side of the diode, and a resistor is connected in parallel to the parallel circuit of the capacitor and the diode. light circuit.
JP18226181U 1981-12-09 1981-12-09 Fluorescent light lighting circuit Pending JPS5887297U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18226181U JPS5887297U (en) 1981-12-09 1981-12-09 Fluorescent light lighting circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18226181U JPS5887297U (en) 1981-12-09 1981-12-09 Fluorescent light lighting circuit

Publications (1)

Publication Number Publication Date
JPS5887297U true JPS5887297U (en) 1983-06-13

Family

ID=29980474

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18226181U Pending JPS5887297U (en) 1981-12-09 1981-12-09 Fluorescent light lighting circuit

Country Status (1)

Country Link
JP (1) JPS5887297U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49275A (en) * 1972-03-16 1974-01-05
JPS495409U (en) * 1972-04-17 1974-01-18
JPS4976358A (en) * 1972-11-24 1974-07-23

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49275A (en) * 1972-03-16 1974-01-05
JPS495409U (en) * 1972-04-17 1974-01-18
JPS4976358A (en) * 1972-11-24 1974-07-23

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