JPS60141098U - Lamp preheating circuit - Google Patents
Lamp preheating circuitInfo
- Publication number
- JPS60141098U JPS60141098U JP2741184U JP2741184U JPS60141098U JP S60141098 U JPS60141098 U JP S60141098U JP 2741184 U JP2741184 U JP 2741184U JP 2741184 U JP2741184 U JP 2741184U JP S60141098 U JPS60141098 U JP S60141098U
- Authority
- JP
- Japan
- Prior art keywords
- lamp
- parallel
- preheating circuit
- circuit
- lamp preheating
- 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
Links
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のランプの予熱回路図、第２図は本考案ラ
ンプの予熱回路の一実施例を示す回路図、第３図は同じ
く他の実施例を示す回路図である。
１・・・ランプ点燈用電源、２・・・ランプ、３・・・
スイッチ、５・・・ダイオード、６・・・ツェナーダイ
オード、７・・・電源、８・・・回路。FIG. 1 is a preheating circuit diagram of a conventional lamp, FIG. 2 is a circuit diagram showing one embodiment of the preheating circuit of the lamp of the present invention, and FIG. 3 is a circuit diagram showing another embodiment. 1...Lamp lighting power supply, 2...Lamp, 3...
Switch, 5...diode, 6...Zener diode, 7...power supply, 8...circuit.
Claims (1)
に接続すると共に、前記各スイッチに並列にそれぞれダ
イオードを介して接続した定電圧回路の直列回路を接続
１、かつランプの電源電圧と定電圧回路の電圧差により
ランプに予感電流を流すようにしたことを特徴とするラ
ンプの予熱回路。A plurality of series circuits of lamps and switches are connected in parallel to the power supply voltage, and a series circuit of constant voltage circuits connected in parallel to each of the switches via diodes is connected 1, and the power supply voltage of the lamp and the constant voltage are connected in parallel. A lamp preheating circuit characterized in that a pre-sensing current is caused to flow through the lamp by a voltage difference in the circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2741184U JPS60141098U (en) | 1984-02-29 | 1984-02-29 | Lamp preheating circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2741184U JPS60141098U (en) | 1984-02-29 | 1984-02-29 | Lamp preheating circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60141098U true JPS60141098U (en) | 1985-09-18 |
Family
ID=30524339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2741184U Pending JPS60141098U (en) | 1984-02-29 | 1984-02-29 | Lamp preheating circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60141098U (en) |
-
1984
- 1984-02-29 JP JP2741184U patent/JPS60141098U/en active Pending
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