JPS63164200U - - Google Patents
Info
- Publication number
- JPS63164200U JPS63164200U JP5807887U JP5807887U JPS63164200U JP S63164200 U JPS63164200 U JP S63164200U JP 5807887 U JP5807887 U JP 5807887U JP 5807887 U JP5807887 U JP 5807887U JP S63164200 U JPS63164200 U JP S63164200U
- Authority
- JP
- Japan
- Prior art keywords
- feedback winding
- inverter
- power
- output
- discharge lamp
- 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
- 238000004804 winding Methods 0.000 claims description 5
- 230000010355 oscillation Effects 0.000 claims description 4
- 230000002457 bidirectional effect Effects 0.000 claims description 2
- 239000004575 stone Substances 0.000 claims 1
- 230000001960 triggered effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の放電灯の点灯装置の１実施例
の電気回路図、第２図ａ，ｂはそれぞれ第１図の
点灯時および無負荷時における帰還巻線の電圧の
波形図である。
４……出力トランス、４Ｂ……帰還巻線、５…
…スイツチング素子、８……発振回路、Ｖｃｃ…
…直流電源端子、２１……整流素子、２２……双
方向性スイツチ素子。
FIG. 1 is an electric circuit diagram of one embodiment of the lighting device for a discharge lamp according to the present invention, and FIGS. 2a and 2b are waveform diagrams of the voltage of the feedback winding during lighting and no load, respectively, as shown in FIG. 1. . 4...Output transformer, 4B...Feedback winding, 5...
...Switching element, 8...Oscillation circuit, Vcc...
...DC power supply terminal, 21... Rectifier element, 22... Bidirectional switch element.
Claims (1)
る単一のスイツチング素子と、このスイツチング
素子により直流電力が断続的に供給される出力ト
ランスとからなる他励式一石インバータを備え、
このインバータを直流電力の供給により駆動され
るとともに、インバータの高周波出力で放電灯を
点灯する装置において、前記出力トランス帰還巻
線を設けるとともに、この帰還巻線を、整流素子
を介して前記発振回路の直流電源端子に接続し、
前記整流素子または帰還巻線に、ブレークオーバ
ー電圧超過によりトリガされる双方向性スイツチ
素子を有する分岐回路を接続してなることを特徴
とする放電灯の点灯装置。 Equipped with a separately excited single-stone inverter consisting of a single switching element that is controlled on and off by the oscillation output of the oscillation circuit, and an output transformer to which DC power is intermittently supplied by this switching element.
In a device that drives this inverter by supplying DC power and lights a discharge lamp with the high frequency output of the inverter, the output transformer feedback winding is provided, and the feedback winding is connected to the oscillation circuit through a rectifying element. Connect to the DC power terminal of
A lighting device for a discharge lamp, characterized in that a branch circuit having a bidirectional switch element triggered by an excess of a breakover voltage is connected to the rectifying element or the feedback winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5807887U JPS63164200U (en) | 1987-04-15 | 1987-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5807887U JPS63164200U (en) | 1987-04-15 | 1987-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63164200U true JPS63164200U (en) | 1988-10-26 |
Family
ID=30888354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5807887U Pending JPS63164200U (en) | 1987-04-15 | 1987-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63164200U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58189993A (en) * | 1982-04-30 | 1983-11-05 | 松下電工株式会社 | Device for firing discharge lamp |
| JPS60897B2 (en) * | 1981-03-20 | 1985-01-10 | ヨ−プスト・ウルリツヒ・ジエラ−ト | injection molding system |
| JPS6072192A (en) * | 1983-09-29 | 1985-04-24 | 東芝ライテック株式会社 | Device for firing discharge lamp |
-
1987
- 1987-04-15 JP JP5807887U patent/JPS63164200U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60897B2 (en) * | 1981-03-20 | 1985-01-10 | ヨ−プスト・ウルリツヒ・ジエラ−ト | injection molding system |
| JPS58189993A (en) * | 1982-04-30 | 1983-11-05 | 松下電工株式会社 | Device for firing discharge lamp |
| JPS6072192A (en) * | 1983-09-29 | 1985-04-24 | 東芝ライテック株式会社 | Device for firing discharge lamp |
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