KR0179246B1 - 칼라 음극선관용 전자총 - Google Patents
칼라 음극선관용 전자총 Download PDFInfo
- Publication number
- KR0179246B1 KR0179246B1 KR1019960007945A KR19960007945A KR0179246B1 KR 0179246 B1 KR0179246 B1 KR 0179246B1 KR 1019960007945 A KR1019960007945 A KR 1019960007945A KR 19960007945 A KR19960007945 A KR 19960007945A KR 0179246 B1 KR0179246 B1 KR 0179246B1
- Authority
- KR
- South Korea
- Prior art keywords
- electrode
- electron gun
- cathode ray
- ray tube
- vertical
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/48—Electron guns
- H01J29/488—Schematic arrangements of the electrodes for beam forming; Place and form of the elecrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/48—Electron guns
- H01J29/485—Construction of the gun or of parts thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/48—Electron guns
- H01J2229/4834—Electrical arrangements coupled to electrodes, e.g. potentials
- H01J2229/4837—Electrical arrangements coupled to electrodes, e.g. potentials characterised by the potentials applied
- H01J2229/4841—Dynamic potentials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/48—Electron guns
- H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
- H01J2229/4848—Aperture shape as viewed along beam axis
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/48—Electron guns
- H01J2229/50—Plurality of guns or beams
- H01J2229/502—Three beam guns, e.g. for colour CRTs
Landscapes
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Abstract
Description
Claims (3)
- 전자빔을 방사하는 복수개의 음극과, 상기 전자빔의 방사량 조절을 위한 제어 전극과 가속 전극으로 구성된 삼극부와, 상기 전자빔을 일정량 집속시키는 역할을 하는 두개 이상의 전극으로 구성되는 적어도 하나의 프리 포커스 렌즈부와, 상기 전자빔을 화면에 집속하기 위한 주렌즈를 형성하는 집속 전극과 양극 전극으로 구성되어 상기 음극및 복수개의 전극중 하나에는 일정한 전압을 인가하고 나머지 전극들중 적어도 하나에는 다이나믹 전압을 인가하여 상기 일정 전압을 인가하는 전극과 다이나믹 전압을 인가하는 전극의 상호 대향면에 사극자 렌즈 형성수단을 구비한 음극선관용 전자총에 있어서, 프리 포커스 렌즈부가 형성되는 첫번째 전극의 음극 방향 공형상이 수평이 수직보다 작은 종장형으로 형성되고, 프리 포커스 렌즈부가 형성되는 첫번째 전극에 다이나믹 전압이 인가되도록 된 것을 특징으로하는 칼라 음극선관용 전자총.
- 제1항에 있어서, 상기 프리 포커스 렌즈부가 형성되는 제3전극인 첫번째 전극의 음극 방향면 공이 외곽공의 수평,수직간의 종장화율이 중앙공의 종장화율보다 크도록 된 칼라 음극선관용 전자총.
- 제1항에 있어서, 상기 프리 포커스 렌즈부가 형성되는 첫번째 전극에 인가되는 전압이 기존 다이나믹 전압과 다른 전압이 인가되도록 된 칼라 음극선관용 전자총.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960007945A KR0179246B1 (ko) | 1996-03-22 | 1996-03-22 | 칼라 음극선관용 전자총 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960007945A KR0179246B1 (ko) | 1996-03-22 | 1996-03-22 | 칼라 음극선관용 전자총 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970067515A KR970067515A (ko) | 1997-10-13 |
| KR0179246B1 true KR0179246B1 (ko) | 1999-03-20 |
Family
ID=19453731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960007945A Expired - Fee Related KR0179246B1 (ko) | 1996-03-22 | 1996-03-22 | 칼라 음극선관용 전자총 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR0179246B1 (ko) |
-
1996
- 1996-03-22 KR KR1019960007945A patent/KR0179246B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR970067515A (ko) | 1997-10-13 |
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