KR970078759A - Vending machine electronic fluorescent ballast - Google Patents
Vending machine electronic fluorescent ballast Download PDFInfo
- Publication number
- KR970078759A KR970078759A KR1019960016975A KR19960016975A KR970078759A KR 970078759 A KR970078759 A KR 970078759A KR 1019960016975 A KR1019960016975 A KR 1019960016975A KR 19960016975 A KR19960016975 A KR 19960016975A KR 970078759 A KR970078759 A KR 970078759A
- Authority
- KR
- South Korea
- Prior art keywords
- vending machine
- reference voltage
- output
- fluorescent lamp
- high frequency
- Prior art date
Links
Abstract
본 발명은 자동판매기의 전자식 형광등 안정기에 관한 것으로 더욱 상세하게는 실내의 조도를 감지하는 조도감지부, 소정의 기준전압을 발생하는 기준전압발생부, 상기 조도감지부에서 감지된 실내조도에 상응하는 전압과 기준전압발생부로부터의 기준전압을 비교하여 소정의 제어신호를 출력하는 비교기, 상기 비교기의 출력신호를 베이스단자의 구동신호로 입력받는 트랜지스터, 상기 트랜지스터의 에미터단에 접속되어 소정 주기의 고주파신호를 발생시키는 발진회로부, 상기 발진회로부로부터 출력된 고주파신호를 스위칭하여 형광등에 고주파 펄스를 인가하는 출력회로부를 구비한다.The present invention relates to an electronic fluorescent lamp ballast of a vending machine, and more particularly, to an electronic fluorescent lamp ballast of a vending machine, which comprises a roughness sensing unit for sensing the illuminance of a room, a reference voltage generator for generating a predetermined reference voltage, A comparator connected to the emitter terminal of the transistor for receiving the output signal of the comparator as a driving signal of the base terminal, And an output circuit for switching the high frequency signal output from the oscillation circuit and applying a high frequency pulse to the fluorescent lamp.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.
제1도는 종래 자동판매기의 전자식 형광등 안정기 및 절전회로를 구비한 형광등의 구성블럭도, 제2도는 본 발명에 따른 절전회로를 구비한 자동판매기의 형광등의 구성을 보인 구성블럭도이다.FIG. 1 is a block diagram of a fluorescent lamp having an electronic fluorescent lamp ballast and a power saving circuit of a conventional vending machine, and FIG. 2 is a block diagram showing a configuration of a fluorescent lamp of a vending machine provided with a power saving circuit according to the present invention.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960016975A KR970078759A (en) | 1996-05-20 | 1996-05-20 | Vending machine electronic fluorescent ballast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960016975A KR970078759A (en) | 1996-05-20 | 1996-05-20 | Vending machine electronic fluorescent ballast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR970078759A true KR970078759A (en) | 1997-12-12 |
Family
ID=66219812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960016975A KR970078759A (en) | 1996-05-20 | 1996-05-20 | Vending machine electronic fluorescent ballast |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR970078759A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004047501A1 (en) * | 2002-11-21 | 2004-06-03 | Jin-Young Choi | Auto switching circuit founded on illuminance |
-
1996
- 1996-05-20 KR KR1019960016975A patent/KR970078759A/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004047501A1 (en) * | 2002-11-21 | 2004-06-03 | Jin-Young Choi | Auto switching circuit founded on illuminance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E902 | Notification of reason for refusal | ||
| SUBM | Submission of document of abandonment before or after decision of registration |