KR900002210B1 - 형광등 점등회로 - Google Patents
형광등 점등회로 Download PDFInfo
- Publication number
- KR900002210B1 KR900002210B1 KR1019870011903A KR870011903A KR900002210B1 KR 900002210 B1 KR900002210 B1 KR 900002210B1 KR 1019870011903 A KR1019870011903 A KR 1019870011903A KR 870011903 A KR870011903 A KR 870011903A KR 900002210 B1 KR900002210 B1 KR 900002210B1
- Authority
- KR
- South Korea
- Prior art keywords
- transistor
- circuit
- fluorescent lamp
- capacitor
- turned
- 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.)
- Expired
Links
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/24—Circuit arrangements in which the lamp is fed by high frequency AC, or with separate oscillator frequency
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
Abstract
Description
Claims (1)
- 정류회로(1), 스위칭회로(3) 및 형광등회로(5)로 구성된 형광등점등회로에 있어서, 형광등회로(5)에 콘덴서(79) 및 코일(81)과 병렬로 릴레이(RLY)에 의해 제어되는 접점(b)를 형성시키고, 릴레이(RLY)를 트랜지스터(55)에 의해 스위칭되도록 하되, 콘덴서(43)의 충전에 따라 트랜지스터(49)가 도통되게 하고 트랜지스터(49)의 도통으로 OFF되는 트랜지스터(51)에 의해 트랜지스터(55)가 OFF되어 릴레이(RLY)가 구동을 정지하여 접점(b)이 ON되도록 형성시킨 타이머회로(7)를 부가하여서된 형광등 점등회로.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019870011903A KR900002210B1 (ko) | 1987-10-26 | 1987-10-26 | 형광등 점등회로 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019870011903A KR900002210B1 (ko) | 1987-10-26 | 1987-10-26 | 형광등 점등회로 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR890007616A KR890007616A (ko) | 1989-06-20 |
| KR900002210B1 true KR900002210B1 (ko) | 1990-04-04 |
Family
ID=19265470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019870011903A Expired KR900002210B1 (ko) | 1987-10-26 | 1987-10-26 | 형광등 점등회로 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR900002210B1 (ko) |
-
1987
- 1987-10-26 KR KR1019870011903A patent/KR900002210B1/ko not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| KR890007616A (ko) | 1989-06-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0109 | Patent application |
St.27 status event code: A-0-1-A10-A12-nap-PA0109 |
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| R17-X000 | Change to representative recorded |
St.27 status event code: A-3-3-R10-R17-oth-X000 |
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| P11-X000 | Amendment of application requested |
St.27 status event code: A-2-2-P10-P11-nap-X000 |
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| P13-X000 | Application amended |
St.27 status event code: A-2-2-P10-P13-nap-X000 |
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| A201 | Request for examination | ||
| PA0201 | Request for examination |
St.27 status event code: A-1-2-D10-D11-exm-PA0201 |
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| PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
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| G160 | Decision to publish patent application | ||
| PG1605 | Publication of application before grant of patent |
St.27 status event code: A-2-2-Q10-Q13-nap-PG1605 |
|
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
St.27 status event code: A-1-2-D10-D22-exm-PE0701 |
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| GRNT | Written decision to grant | ||
| PR0701 | Registration of establishment |
St.27 status event code: A-2-4-F10-F11-exm-PR0701 |
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| PR1002 | Payment of registration fee |
St.27 status event code: A-2-2-U10-U11-oth-PR1002 Fee payment year number: 1 |
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| PR1001 | Payment of annual fee |
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| FPAY | Annual fee payment |
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St.27 status event code: A-4-4-U10-U13-oth-PC1903 Not in force date: 20000405 Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE |
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| P22-X000 | Classification modified |
St.27 status event code: A-4-4-P10-P22-nap-X000 |