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KR840009364A - 음극선관 - Google Patents

음극선관 Download PDF

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Publication number
KR840009364A
KR840009364A KR1019840002431A KR840002431A KR840009364A KR 840009364 A KR840009364 A KR 840009364A KR 1019840002431 A KR1019840002431 A KR 1019840002431A KR 840002431 A KR840002431 A KR 840002431A KR 840009364 A KR840009364 A KR 840009364A
Authority
KR
South Korea
Prior art keywords
holes
cathode ray
ray tube
grid
electron
Prior art date
Application number
KR1019840002431A
Other languages
English (en)
Other versions
KR920005903B1 (ko
Inventor
첸(외 1) 싱-야오
Original Assignee
글렌 에이치. 브루에슬
알 씨 에이 코오포레이숀
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 글렌 에이치. 브루에슬, 알 씨 에이 코오포레이숀 filed Critical 글렌 에이치. 브루에슬
Publication of KR840009364A publication Critical patent/KR840009364A/ko
Application granted granted Critical
Publication of KR920005903B1 publication Critical patent/KR920005903B1/ko

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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
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • 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
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • H01J29/503—Three or more guns, the axes of which lay in a common plane

Landscapes

  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)

Abstract

내용 없음

Description

음극선관
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 새도우 마스크 음극선관의 평면도.
제2도는 전자총의 부분도.
제3도는 전자총내의 새로운 G2전극의 일부를 도시하는 부분 정면도.

Claims (6)

  1. 스크린상의 비임통로들을 따라 전자비임 다수를 투사할 수 있도록 영상 스크린과 인라인 전자총을 구비하는 음극선관에 있어서, 상기 전자총은 상기 전자 비임을 생성하는 음극 다수와, 상기 전자 비임을 통과시킬 수 있도록 평면에 배치된 구멍들을 갖는 제어그리드 및 전자렌즈 수단과 그리고 상기 제어 그리드에 배치된 구멍과 대응하는 구멍들이 형성된 소정의 두께의 기능 그리드 영역을 포함하는 스크린 그리드를 구비하고, 상기 스크린 그리드(38,138)는 상기 기능 그리드 영역(70)내에 홈(76,176)을 형성해서, 상기 홈이 다수의 구멍(72,158)을 포함하도록 하고, 상기 구멍이 바깥쪽 구멍에 근접하여 구성되는 주변 테두리에 의해 둘러싸이도록 해서, 외부 비임통로를(28)가까이에 인접한 정전계(80)에 영향을 미칠수 있도록 한 것을 특징으로 하는 음극선관.
  2. 스크린상의 비임 통로들을 따라 전자 비임 다수를 투사할 수 있도록 영상스크린과 인라인 전자총을 구비하는 음극선관에 있어서, 상기 전자총은 상기 전자비임을 생성하는 음극 3개와, 상기 전자 비임을 통과시킬 수 있도록 평면에 배치된 구멍 3개를 평면에 배치된 구멍 3개를 갖는 제어 그리드 및 전자 렌즈수단과 그리고 제어 그리드에 배치된 구멍과 대응하는 구멍 3개가 형성된 소정 두께의 기능 그리드 영역을 포함하는 스크린 그리드를 구비하고, 상기 그리드(38,138)에 중심부는 사각형이고 양쪽 단부는 삼각형 모양을 하고 각 삼각형의 정점부분이 적당히 곡선화된 홈(76,176)을 형성하고, 상기 홈내에 상기 구멍(72,158)을 배치시키고, 상기 구멍이 중앙 구멍에서 떨어진 중심부는 사각형이고 바깥쪽 구멍에 근접한 단부는 삼각형을 이루는 즉 상기홈의 모양새에 따른 주변 테두리에 의해 둘러 싸이도록 해서, 외부 비임통로에 근접한 정전계(80)에 영향을 미칠 수 있도록 한 것을 특징으로 하는 음극선관.
  3. 제2항에 있어서, 상기 홈(76)은 12.50㎜ 길이와 최대로 넓은 부분의 폭이 3.81㎜로 구성된다는 것을 특징으로 하는 음극선관.
  4. 제3항에 있어서, 상기 홈(76)의 곡선단부는 바깥쪽 구멍(72)의 중심에서 부터 반경 1.168㎜의 간격으로 구성되는 것을 특징으로 하는 음극선관.
  5. 제4항에 있어서, 상기 홈(76)은 0.15㎜깊이로 구성되는 것을 특징으로 하는 음극선관.
  6. 인라인 전자총을 구비한 음극선관용 난시 그리드는 소정 두께의 기능 그리드 영역을 구비해서, 홈(76,176)을 횡방향으로 배치하고, 홈내에 3개의 구멍(72,158)을 평면상에 배치해서, 상기 구멍들이 중앙 구멍에 대해서는 거리를 두고 바깥쪽 구멍에 대해서는 근접하도록 구성되는 주변 테두리에 의해 둘러 싸이도록 한 것을 특징으로 하는 음극선관.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019840002431A 1983-05-06 1984-05-04 음극선관 KR920005903B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/492,437 US4520292A (en) 1983-05-06 1983-05-06 Cathode-ray tube having an asymmetric slot formed in a screen grid electrode of an inline electron gun
US492437 1983-05-06

Publications (2)

Publication Number Publication Date
KR840009364A true KR840009364A (ko) 1984-12-26
KR920005903B1 KR920005903B1 (ko) 1992-07-24

Family

ID=23956245

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840002431A KR920005903B1 (ko) 1983-05-06 1984-05-04 음극선관

Country Status (9)

Country Link
US (1) US4520292A (ko)
JP (1) JPS59211948A (ko)
KR (1) KR920005903B1 (ko)
CA (1) CA1212144A (ko)
DE (1) DE3416560C2 (ko)
FR (1) FR2545647B1 (ko)
GB (1) GB2140968B (ko)
HK (1) HK60287A (ko)
IT (1) IT1176140B (ko)

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US4608515A (en) * 1985-04-30 1986-08-26 Rca Corporation Cathode-ray tube having a screen grid with asymmetric beam focusing means and refraction lens means formed therein
US4649317A (en) * 1985-08-27 1987-03-10 Rca Corporation Multibeam electron gun having means for supporting a screen grid electrode relative to a main focusing lens
US4631443A (en) * 1985-08-27 1986-12-23 Rca Corporation Multibeam electron gun having a formed transition member
US4629934A (en) * 1985-08-27 1986-12-16 Rca Corporation Multibeam electron gun having means for positioning a screen grid electrode
US4701678A (en) * 1985-12-11 1987-10-20 Zenith Electronics Corporation Electron gun system with dynamic focus and dynamic convergence
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US4771216A (en) * 1987-08-13 1988-09-13 Zenith Electronics Corporation Electron gun system providing for control of convergence, astigmatism and focus with a single dynamic signal
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US5036258A (en) * 1989-08-11 1991-07-30 Zenith Electronics Corporation Color CRT system and process with dynamic quadrupole lens structure
US5043625A (en) * 1989-11-15 1991-08-27 Zenith Electronics Corporation Spherical aberration-corrected inline electron gun
US5066887A (en) * 1990-02-22 1991-11-19 Rca Thomson Licensing Corp. Color picture tube having an inline electron gun with an astigmatic prefocusing lens
US5220239A (en) * 1991-12-09 1993-06-15 Chunghwa Picture Tubes, Ltd. High density electron beam generated by low voltage limiting aperture gun
JPH05325828A (ja) * 1992-05-26 1993-12-10 Hitachi Ltd 陰極線管
US5241240A (en) * 1992-06-01 1993-08-31 Chunghwa Picture Tubes, Ltd. Hollow chain link main lens design for color CRT
KR950012549A (ko) * 1993-10-22 1995-05-16 에스. 씨. 첸 칼라 음극선관전자총을 위한 연장중앙 원형 개구를 가진 오목한 체인-링크 주렌즈 설계
JP3429593B2 (ja) * 1995-02-13 2003-07-22 株式会社日立製作所 カラー陰極線管
US6528934B1 (en) * 2000-05-30 2003-03-04 Chunghwa Picture Tubes Ltd. Beam forming region for electron gun

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Also Published As

Publication number Publication date
KR920005903B1 (ko) 1992-07-24
US4520292A (en) 1985-05-28
DE3416560C2 (de) 1987-02-12
GB8410638D0 (en) 1984-05-31
HK60287A (en) 1987-08-21
GB2140968A (en) 1984-12-05
GB2140968B (en) 1986-09-03
IT8420780A1 (it) 1985-11-03
IT1176140B (it) 1987-08-12
FR2545647B1 (fr) 1988-06-10
DE3416560A1 (de) 1984-11-08
CA1212144A (en) 1986-09-30
JPS59211948A (ja) 1984-11-30
IT8420780A0 (it) 1984-05-03
FR2545647A1 (fr) 1984-11-09
JPH0470730B2 (ko) 1992-11-11

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