KR850000768A - Cathode ray tube - Google Patents

Cathode ray tube Download PDF

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Publication number
KR850000768A
KR850000768A KR1019840003609A KR840003609A KR850000768A KR 850000768 A KR850000768 A KR 850000768A KR 1019840003609 A KR1019840003609 A KR 1019840003609A KR 840003609 A KR840003609 A KR 840003609A KR 850000768 A KR850000768 A KR 850000768A
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KR
South Korea
Prior art keywords
grid
astigmatism
functional
screen
beam forming
Prior art date
Application number
KR1019840003609A
Other languages
Korean (ko)
Inventor
프란시스 혹킹즈 에릭
Original Assignee
글렌 에이취. 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 에이취. 브루에슬, 알 씨 에이 코오포레이숀 filed Critical 글렌 에이취. 브루에슬
Publication of KR850000768A publication Critical patent/KR850000768A/en

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48Electron guns
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48Electron guns
    • H01J29/50Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • H01J29/503Three or more guns, the axes of which lay in a common plane
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48Electron guns
    • H01J29/488Schematic arrangements of the electrodes for beam forming; Place and form of the elecrodes

Landscapes

  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)

Abstract

내용 없음.No content.

Description

음극선관Cathode ray tube

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 샤도우 마스크 음극선관 및 자기-집속 요오크의 축방향의 평면도.1 is an axial plan view of a shadow mask cathode ray tube and self-focusing yoke.

제2도는 제1도의 음극선관에 사용된 전자총의 단면도.2 is a cross-sectional view of the electron gun used in the cathode ray tube of FIG.

제3도는 새로운 난시 제어 그리드 전극의 평면도.3 is a plan view of a new astigmatism control grid electrode.

제4도는 제3도의 새로운 난시 제어 그리드 전극에 형성된 구멍 및 슬롯을 확대한 평면도.4 is an enlarged plan view of holes and slots formed in the new astigmatism control grid electrode of FIG.

Claims (4)

관의 스크린을 향한 비빔 통로를 따라 적어도 1개의 전자비임을 발생시키는 수단과, 상기 발생 수단에 근접해 위치하여 상기 전자 비임내에 난시성을 도입시키는 난시 비임 형성전극 1개를 포함한 전극 다수를 갖는 비임 형성부와, 상기 발생수단으로 부터 멀리 떨어위 치하는 주렌즈부동을, 포함 하는 전자총 및 난시 자기 편향 요오크를 구비한 음극선관에 있어서, 상기 난시 비임 형성전극(36,38′)은 소정 두께의 기능 그리드부와 기능 그리드부에 형성된 적어도 1개 구멍(56,156,70)을 구비하고, 상기 구멍은 상기 기능 그리드부에 형성된슬롯(58,158,58')과 교차하며, 상기 슬롯은 상기 기능 그리드부의 두께보다 얇은 깊이(d)로 서로 마주보며 배치된 구멍의 4분원을 교차하여 놓이는 것을 특징으로 한 음극선관.A beam formation having a plurality of electrodes including means for generating at least one electron beam along a bibeam path towards the screen of the tube and one astigmatism beam forming electrode positioned proximate to the generating means to introduce astigmatism into the electron beam In a cathode ray tube having an electron gun and an astigmatism self-deflection yoke, which includes a main lens floating away from the generating means, the astigmatism beam forming electrodes 36 and 38 'have a predetermined thickness. And a functional grid portion and at least one hole (56,156, 70) formed in the functional grid portion, the hole intersecting with slots (58, 158, 58 ') formed in the functional grid portion, the slot is the thickness of the functional grid portion Cathode ray tube, characterized in that the intersection of the quadrant of the holes disposed facing each other with a thinner depth (d). 관의 스크린을 향한 동일 평면상의 비임 통로를 따라 3개의 전자비임을 발생유도시키는수단과, 음극 3개와, 제어그리드와, 스크린 그리드와, 상기 열기순으로 상기 음극들에 등축으로 일직선화된 주렌즈집합체들을 구비하고 상기 그리드중의 하나를 상기 전자 비임들의 난시를 보상하는 난시 비임 형성그리드로써 구비하는 인라인 전자총 및 난시 자기-집속 자기 편향 요오크를 구비한 음극선관에 있어서, 상기 난시 비임 형성 그리드(36,38′)는 소정 두께의 기능그리드부(50)와 기능 그리드부에 형성된 원주형의 인라인구멍(56,156,70) 3개를 구비하며, 상기 각각의 구멍들은 상기 기능그리드부에 형성되어 구멍의 중심에 집중된 슬롯(58,158,58')과 교차하며, 각각의 슬롯들은 상기 기능 그리드부의 소정 두께보다 얇은 깊이(d)로 형성되고 서로 마주보고 배치된 상기 구멍의 4분원(56a,56c)을 교차하여 놓이는 것을 특징으로 한 음극선관.Means for inducing three electron beams along a coplanar beam passage towards the screen of the tube, three cathodes, a control grid, a screen grid, and a main lens which is equiaxially aligned with the cathodes in the thermal order A cathode ray tube having an inline electron gun and an astigmatism self-focusing self-deflecting yoke having aggregates and one of said grids as an astigmatism beam forming grid for compensating astigmatism of said electron beams, said astigmatism beam forming grid ( 36, 38 ') includes a functional grid portion 50 having a predetermined thickness and three circumferential inline holes 56, 156, 70 formed in the functional grid portion, each of which is formed in the functional grid portion to be a hole. Intersecting slots 58, 158, 58 'concentrating at the center of the slots, each slot being formed with a depth d thinner than a predetermined thickness of the functional grid portion and disposed facing each other. Cathode ray tube, characterized in that the intersection of the quadrant (56a, 56c) of the hole. 제2항에 있어서, 상기 제어 그리드(36)는 상기 난시 비임 형성 그리드를 구비하고, 상기 슬롯들(58,158)의 길이 방향이 3개의 인타인 비임 형성 그리드 구멍들(56,156)의 인라인 방향에 대해 수직으로 놓이고, 스크린 그리드(38)를 대향한 제어그리드쪽에 위치하는것을 특징으로 한 음극선관.3. The control grid (36) according to claim 2, wherein the control grid (36) is provided with the astigmatism beam forming grid and the longitudinal direction of the slots (58, 158) is perpendicular to the inline direction of the three inine beam forming grid holes (56,156). And a cathode ray tube, which is positioned on the side of the control grid opposite the screen grid 38. 제2항에 있어서, 상기 스크린 그리드(38′)는 상기 난시 비임 형성 그리드를 포함하고, 상기슬롯들(58')의 길이 방향으로 놓이고, 제어 그리드를 대향한 스크린 그리드 쪽에 위치하는 것을 특징으로 한음극선관.3. The screen grid (38 ') according to claim 2, characterized in that the screen grid (38') comprises the astigmatism beam forming grid, lies in the longitudinal direction of the slots (58 '), and is positioned on the screen grid facing the control grid. Han cathode tube. ※참고사항:최초출원 내용에 의하여 공개하는 것임.※ Note: This is to be disclosed based on the first application.
KR1019840003609A 1983-06-27 1984-06-26 Cathode ray tube KR850000768A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US50832283A 1983-06-27 1983-06-27
US508322 1983-06-27

Publications (1)

Publication Number Publication Date
KR850000768A true KR850000768A (en) 1985-03-09

Family

ID=24022284

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840003609A KR850000768A (en) 1983-06-27 1984-06-26 Cathode ray tube

Country Status (7)

Country Link
JP (1) JPS6023936A (en)
KR (1) KR850000768A (en)
CA (1) CA1201753A (en)
DE (1) DE3423485C2 (en)
FR (1) FR2547953A1 (en)
GB (1) GB2144903B (en)
IT (1) IT1176203B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6059637A (en) * 1983-09-09 1985-04-06 Hitachi Ltd Electron gun structure
JP2597221B2 (en) * 1990-07-31 1997-04-02 オークマ株式会社 Combined machine tool
JPH09245665A (en) * 1996-03-05 1997-09-19 Sony Corp Beam control electrode, electron gun using the same, cathode-ray tube using electron gun, and manufacture of beam control electrode
WO1997044807A1 (en) * 1996-05-17 1997-11-27 Philips Electronics N.V. Cathode ray tube having an electron gun

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1226887A (en) * 1967-12-22 1971-03-31
BE793992A (en) * 1972-01-14 1973-05-02 Rca Corp CATHODIC RAY TUBE
JPS52119059A (en) * 1976-03-31 1977-10-06 Sony Corp Electron gun device
NL178374C (en) * 1977-11-24 1986-03-03 Philips Nv ELECTRON RADIUS TUBE WITH NON-ROTATION SYMETRIC ELECTRON LENS BETWEEN FIRST AND SECOND GRID.
JPS54117674A (en) * 1978-03-06 1979-09-12 Toshiba Corp Logical operation circuit unit
JPS5521832A (en) * 1978-07-31 1980-02-16 Matsushita Electronics Corp Electron gun for color picture tube
US4234814A (en) * 1978-09-25 1980-11-18 Rca Corporation Electron gun with astigmatic flare-reducing beam forming region
JPS55154044A (en) * 1979-05-18 1980-12-01 Hitachi Ltd Electrode structure of electron gun and its manufacture
US4251747A (en) * 1979-11-15 1981-02-17 Gte Products Corporation One piece astigmatic grid for color picture tube electron gun
US4350923A (en) * 1980-03-27 1982-09-21 Rca Corporation Electron gun with balanced lens lips to reduce astigmatism
EP0045547B1 (en) * 1980-08-04 1984-09-26 Philips ECG Inc. Method of fabricating an electron gun electrode member for a cathode-ray tube and cathode ray tube comprising an electron gun electrode member fabricated by this method
IT1214441B (en) * 1981-07-10 1990-01-18 Rca Corp SYSTEM FOR THE VISUALIZATION OF COLOR IMAGES.

Also Published As

Publication number Publication date
DE3423485C2 (en) 1986-10-16
GB2144903B (en) 1987-01-14
IT1176203B (en) 1987-08-18
IT8421087A1 (en) 1985-11-24
DE3423485A1 (en) 1985-01-10
IT8421087A0 (en) 1984-05-24
GB8416210D0 (en) 1984-08-01
FR2547953A1 (en) 1984-12-28
JPS6023936A (en) 1985-02-06
CA1201753A (en) 1986-03-11
GB2144903A (en) 1985-03-13

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