KR100257534B1 - 엑스레이 보호 및 과전압 보호장치 - Google Patents
엑스레이 보호 및 과전압 보호장치 Download PDFInfo
- Publication number
- KR100257534B1 KR100257534B1 KR1019970061000A KR19970061000A KR100257534B1 KR 100257534 B1 KR100257534 B1 KR 100257534B1 KR 1019970061000 A KR1019970061000 A KR 1019970061000A KR 19970061000 A KR19970061000 A KR 19970061000A KR 100257534 B1 KR100257534 B1 KR 100257534B1
- Authority
- KR
- South Korea
- Prior art keywords
- voltage
- ray
- unit
- power supply
- power
- 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 - Fee Related
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/63—Generation or supply of power specially adapted for television receivers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
- H04N3/20—Prevention of damage to cathode-ray tubes in the event of failure of scanning
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Details Of Television Scanning (AREA)
- X-Ray Techniques (AREA)
Abstract
Description
Claims (2)
- 엑스레이의 방출을 방지하도록 고압발생수단(12) 일측에 연결되어 히터전압을 검출하는 엑스레이 감지수단(13)과, 상기 엑스레이 감지수단(13)에 의해 감지되는 전압을 비교하여 일정전압 이상일 때 동작하는 비교수단(14)과, 전원수단(11)의 피드백 발신부(11B)에 연결되어 상기 비교수단(14)의 동작에 따라 온 동작하여 전원수단(11)의 전원공급을 차단하도록 피드백 발신부(11B)의 발신전류를 증가시키는 전원 차단수단(17)을 포함하여 구성된 것을 특징으로 하는 엑스레이 보호 및 과전압 보호장치.
- 전원수단(11)의 공급전압(B+)(B2+)단에 병렬접속되어 이의 전압을 감지하는 과전압 감지수단(15)과, 상기 과전압 감지수단(15)에 의해 감지되는 전압이 일정전압 이상일 때 동작하는 비교수단(16)과, 전원수단(11)의 피드백 발신부(11B)에 연결되어 상기 비교수단(14)의 동작에 따라 온 동작하여 전원수단(11)의 전원공급을 차단하도록 피드백 발신부(11B)의 발신전류를 증가시키는 전원 차단수단(17)을 포함하여 구성된 것을 특징으로 하는 엑스레이 보호 및 과전압 보호장치.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019970061000A KR100257534B1 (ko) | 1997-11-19 | 1997-11-19 | 엑스레이 보호 및 과전압 보호장치 |
| US09/192,307 US6057999A (en) | 1997-11-19 | 1998-11-16 | Device for preventing generation of X-ray and overvoltage |
| RU98121011/09A RU2197069C2 (ru) | 1997-11-19 | 1998-11-18 | Устройство для предотвращения образования рентгеновского излучения и превышения напряжения в трубке цветного дисплея |
| GB9825405A GB2331642B (en) | 1997-11-19 | 1998-11-19 | Device for preventing generation of x-ray and overvoltage |
| BR9805221-7A BR9805221A (pt) | 1997-11-19 | 1998-11-19 | Dispositivo para impedir a geração de um raio x e de um excesso de tensão. |
| IDP981513A ID21438A (id) | 1997-11-19 | 1998-11-19 | Alat untuk mencegah pembangkitan sinar-x dan tegangan lewat |
| CNB981248500A CN1197361C (zh) | 1997-11-19 | 1998-11-19 | 用于防止x射线和过压产生的装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019970061000A KR100257534B1 (ko) | 1997-11-19 | 1997-11-19 | 엑스레이 보호 및 과전압 보호장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR19990040556A KR19990040556A (ko) | 1999-06-05 |
| KR100257534B1 true KR100257534B1 (ko) | 2000-06-01 |
Family
ID=19525040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019970061000A Expired - Fee Related KR100257534B1 (ko) | 1997-11-19 | 1997-11-19 | 엑스레이 보호 및 과전압 보호장치 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6057999A (ko) |
| KR (1) | KR100257534B1 (ko) |
| CN (1) | CN1197361C (ko) |
| BR (1) | BR9805221A (ko) |
| GB (1) | GB2331642B (ko) |
| ID (1) | ID21438A (ko) |
| RU (1) | RU2197069C2 (ko) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003319198A (ja) * | 2002-04-19 | 2003-11-07 | Orion Denki Kk | X線プロテクタ装置 |
| JP4548532B2 (ja) * | 2008-08-29 | 2010-09-22 | ブラザー工業株式会社 | 電源装置および当該装置を備えた画像形成装置 |
| KR101813262B1 (ko) * | 2011-05-17 | 2018-01-02 | 삼성전자주식회사 | 히스테리시스를 사용하여 과전압, 과전류 및 과온도로부터 무선-커플된 전력 장치들을 보호하는 장치 및 방법 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3858084A (en) * | 1973-05-11 | 1974-12-31 | Gte Sylvania Inc | Voltage protection circuit |
| US3881135A (en) * | 1974-01-31 | 1975-04-29 | Rca Corp | Boost regulator with high voltage protection |
| JPS51130118A (en) * | 1975-05-07 | 1976-11-12 | Matsushita Electric Industrial Co Ltd | Device for protecting television receiver |
| JPS59843Y2 (ja) * | 1975-10-20 | 1984-01-11 | ソニー株式会社 | テレビジユゾウキ |
| JPS52100929A (en) * | 1976-02-20 | 1977-08-24 | Hitachi Ltd | High-voltage protection circuit of tv receiver |
| IT1135398B (it) * | 1980-02-11 | 1986-08-20 | Rca Corp | Circuito di protezione dell'alta tensione per un ricevitore televisivo |
| US4562508A (en) * | 1984-05-10 | 1985-12-31 | Rca Corporation | Regulator fault protection circuit |
| RU2042281C1 (ru) * | 1990-07-10 | 1995-08-20 | Крымская производственно-коммерческая корпорация "Фотон" | Устройство защиты кинескопа |
| RU2080742C1 (ru) * | 1990-11-19 | 1997-05-27 | Государственное предприятие "ВЭЛТ" | Устройство защиты блока строчной развертки |
| US5047698A (en) * | 1991-03-14 | 1991-09-10 | Thomson Consumer Electronics, Inc. | High voltage shutdown circuit |
| US5148088A (en) * | 1991-10-01 | 1992-09-15 | North American Philips Corporation | Limiting X-ray production in an operating CRT |
-
1997
- 1997-11-19 KR KR1019970061000A patent/KR100257534B1/ko not_active Expired - Fee Related
-
1998
- 1998-11-16 US US09/192,307 patent/US6057999A/en not_active Expired - Lifetime
- 1998-11-18 RU RU98121011/09A patent/RU2197069C2/ru not_active IP Right Cessation
- 1998-11-19 CN CNB981248500A patent/CN1197361C/zh not_active Expired - Fee Related
- 1998-11-19 ID IDP981513A patent/ID21438A/id unknown
- 1998-11-19 GB GB9825405A patent/GB2331642B/en not_active Expired - Fee Related
- 1998-11-19 BR BR9805221-7A patent/BR9805221A/pt not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| US6057999A (en) | 2000-05-02 |
| KR19990040556A (ko) | 1999-06-05 |
| GB9825405D0 (en) | 1999-01-13 |
| RU2197069C2 (ru) | 2003-01-20 |
| GB2331642B (en) | 2000-01-19 |
| BR9805221A (pt) | 1999-11-09 |
| CN1197361C (zh) | 2005-04-13 |
| ID21438A (id) | 1999-06-10 |
| GB2331642A (en) | 1999-05-26 |
| CN1220548A (zh) | 1999-06-23 |
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