KR890005809A - Electron gun for cathode ray tube - Google Patents

Electron gun for cathode ray tube Download PDF

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Publication number
KR890005809A
KR890005809A KR870010855A KR870010855A KR890005809A KR 890005809 A KR890005809 A KR 890005809A KR 870010855 A KR870010855 A KR 870010855A KR 870010855 A KR870010855 A KR 870010855A KR 890005809 A KR890005809 A KR 890005809A
Authority
KR
South Korea
Prior art keywords
grid electrode
ray tube
cathode ray
electron gun
cathode
Prior art date
Application number
KR870010855A
Other languages
Korean (ko)
Other versions
KR900000354B1 (en
Inventor
고남제
Original Assignee
최근선
주식회사 금성사
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 최근선, 주식회사 금성사 filed Critical 최근선
Priority to KR1019870010855A priority Critical patent/KR900000354B1/en
Publication of KR890005809A publication Critical patent/KR890005809A/en
Application granted granted Critical
Publication of KR900000354B1 publication Critical patent/KR900000354B1/en

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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

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  • Electrodes For Cathode-Ray Tubes (AREA)

Abstract

내용 없음No content

Description

음극선관용 전자총Electron gun for cathode ray tube

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제4도는 본 발명에 대한 전자총의 정면도.4 is a front view of an electron gun according to the present invention.

제5도는 본 발명의 전자총에 대한 단면도.5 is a cross-sectional view of an electron gun of the present invention.

제7도 (가)는 본 발명의 제3, 제4그리드 전극에 대한 사시도.7 (a) is a perspective view of the third and fourth grid electrode of the present invention.

(나)는 본 발명의 제3, 제4그리드의 다른 실시 상태도.(B) is another embodiment of the third and fourth grid of the present invention.

(다)는 본 발명의 제3, 제4그리드의 1다른 실시 상태도.(C) is another embodiment of the third and fourth grid of the present invention.

Claims (3)

제 1 그리드 전극(1) 제 2 그리드 전극(2) 제 3 그리드 전극(3), 제 4 그리드 전극(4) 및 음극을 지지하기 위한 음극 지지체(5)가 2개의 비드글라스(6)에 의해 소정의 간격을 유지한 채 지지되어 전극 조립체(7)를 형성하여 제 4 그리드 전극(4) 개방단측에 차폐컵(8)을 설치하고 비드글라스(6) 하단에는 전원공급용 급전핀(9)이 구비된 스템(10)을 접속한 음극선관용 전자총에 있어서, 제 3 그리드 전극(3)과 제 4 그리드 전극(4)을 형성하는 외위통(14)(15)의 폐쇄면(14a)(15a)에 다수의 원통립(17)(17')(17")(18)(18')(18")이 일정길이(1)의 수직으로 튀어나오게 형성하고 이들의 팁(17)(17')(17")(18)(18')(18") 이 마주보도록 제3, 제 4 그리드 (3)(4)를 설치하면서 립과 립(17-18)(17'-18')(17"-18")사이에 일정간격이 유지되는 정전 전자렌즈(25)를 형성하도록 구성한 것을 특징으로 하는 음극선관용 전자총.The first grid electrode 1, the second grid electrode 2, the third grid electrode 3, the fourth grid electrode 4, and the cathode support 5 for supporting the cathode are formed by two bead glasses 6. It is supported while maintaining a predetermined interval to form the electrode assembly (7) to install the shielding cup (8) on the open end side of the fourth grid electrode (4) and the power supply feed pin (9) at the bottom of the bead glass (6) In the electron gun for cathode ray tube which connected this provided stem 10, the closed surface 14a (15a) of the outer cylinders 14 and 15 which form the 3rd grid electrode 3 and the 4th grid electrode 4 was carried out. ) A number of cylindrical grains 17, 17 ', 17 ", 17", 18', 18 ', 18 "protrude vertically of a length 1 and their tips 17, 17' Lip granules (17-18) (17'-18 ') (17' ') (18) (18') (18 ") with third and fourth grids (3) (4) facing each other For cathode ray tube, characterized in that the electrostatic electron lens 25 is formed to maintain a constant distance between 17 "-18") Jachong. 제 1 항에 있어서, 원통립(17)(17')(17")(18)(18')(18")을 별도의 판(19)에 형성하여 이를 제3, 제 4 그리드 전극(3)(4)을 형성하는 외위통(14)(15) 상부에서 용접으로 고정하는 것을 특징으로 하는 음극선관용 전자총.The cylindrical plate 17 (17 ') 17' (18 ') 18' (18 ') 18 " is formed on a separate plate 19 so that the third and fourth grid electrodes 3 can be formed. Electron gun for cathode ray tube, characterized in that the fixing by welding on the outer tube (14) (15) upper portion forming (4). 제 1 항 및 제 2 항에 있어서, 원통립(17)(17')(17")(18)(18')(18")의 길이(1)는 전자빔 통과공(16)(16')(16")의 직경(D)에 대해 0,21/D1,0을 이루도록 구성한 것을 특징으로 하는 음극선관용 전자총.3. The length 1 of the cylindrical granules 17, 17 ', 17 ", 18, 18', 18" is an electron beam through hole 16, 16 '. 0,2 for diameter (D) of (16 ") 1 / D Electron gun for cathode ray tube, characterized in that configured to 1,0. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019870010855A 1987-09-29 1987-09-29 Electron gun KR900000354B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019870010855A KR900000354B1 (en) 1987-09-29 1987-09-29 Electron gun

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019870010855A KR900000354B1 (en) 1987-09-29 1987-09-29 Electron gun

Publications (2)

Publication Number Publication Date
KR890005809A true KR890005809A (en) 1989-05-17
KR900000354B1 KR900000354B1 (en) 1990-01-25

Family

ID=19264856

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870010855A KR900000354B1 (en) 1987-09-29 1987-09-29 Electron gun

Country Status (1)

Country Link
KR (1) KR900000354B1 (en)

Also Published As

Publication number Publication date
KR900000354B1 (en) 1990-01-25

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