KR910003743A - Electron gun for cathode ray tube - Google Patents

Electron gun for cathode ray tube Download PDF

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Publication number
KR910003743A
KR910003743A KR1019890010987A KR890010987A KR910003743A KR 910003743 A KR910003743 A KR 910003743A KR 1019890010987 A KR1019890010987 A KR 1019890010987A KR 890010987 A KR890010987 A KR 890010987A KR 910003743 A KR910003743 A KR 910003743A
Authority
KR
South Korea
Prior art keywords
electrode
electron gun
cathode ray
voltage
gun
Prior art date
Application number
KR1019890010987A
Other languages
Korean (ko)
Inventor
고남제
Original Assignee
이헌조
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 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019890010987A priority Critical patent/KR910003743A/en
Publication of KR910003743A publication Critical patent/KR910003743A/en

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  • Electrodes For Cathode-Ray Tubes (AREA)

Abstract

내용 없음.No content.

Description

음극선관용 전자총Electron gun for cathode ray tube

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

제1도는 본 발명에 의한 음극선관용 전자총의 단면도.1 is a cross-sectional view of an electron gun for a cathode ray tube according to the present invention.

제2도는 본 발명에 의한 다른 실시예를 나타내는 음극선관용 전자총의 단면도.2 is a cross-sectional view of an electron gun for a cathode ray tube showing another embodiment according to the present invention.

제3도 (가)는 본 발명에 의한 음극선관용 전자총에 사용되는 중간적극(inter grid)의 평면도.3 (a) is a plan view of an inter grid used in the electron gun for cathode ray tube according to the present invention.

(나)는 측면도.(B) side view.

Claims (4)

실질적으로 다단집속의 정전집속 렌즈를 구비하는 음극선광용 전자총에 있어서, 주정전 집속렌즈를 구성하는 전극들중, 전자를 발생시켜 이를 전자빔으로 형성시키는 전자총의 3극계에 가까운 저전압이 인가되는 제3그리드 전극내에외부전극과 전기적으로 독립된 전압이 인가되는 전극체를 구성시켜, 상기 저전압이 인가되는 전극과돌립된 전압이 인가되는 내부 전극체 사이에 주정전 집속렌드를 형성시킨 것을 특징으로하는 음극선관용 전자총.In a cathode ray gun electron gun having a multi-stage focused electrostatic focusing lens, a third grid to which a low voltage close to the three-pole system of the electron gun which generates electrons and forms them as an electron beam among the electrodes constituting the main electrostatic focusing lens is applied. An electrode gun configured to form an electrode body to which a voltage that is electrically independent of an external electrode is applied in an electrode, and to form a positive electrostatic focusing blend between the electrode to which the low voltage is applied and the internal electrode to which the inverted voltage is applied. . 젭항에 잇어서, 전자총의 3극계와 주정전 집속렌즈를 구성하는 전극중 고전압이 인가되는 전극사이에 위치하는 제3그리드 전극 조립체(4,4′)는 하부전극(6)과 중간전극(7,7′)은 절연부재(11,11′)를 개재시켜 전극제(10)[또는 원통형 립(10′)]를 제3그리드 전극 조립체의 내부에 위치하게 함으로서 외부전극 전압과 독립된 전압을 인가할 수 있도록 하고, 중간 전극의 전극체의 양측 대항위치 소정의 거리에 하부전극과 상부 전극의 내면에 인너, 립(12)을 접속시킨 구조를 특징으로하는 음극선관용 전자초.The third grid electrode assembly 4, 4 ′ positioned between the three pole system of the electron gun and the electrode of the electrostatic focusing lens to which a high voltage is applied is connected to the lower electrode 6 and the intermediate electrode 7. 7 ') applies an electrode independent of the external electrode voltage by placing the electrode 10 (or cylindrical lip 10') inside the third grid electrode assembly via the insulating members 11 and 11 '. And an inner and a lip (12) connected to the inner surface of the lower electrode and the upper electrode at a predetermined distance between the opposite sides of the electrode body of the intermediate electrode. 제2항에 있어서, 중간전극은 판상체에 복수개의 전자빔 형상의 금속 접속부 사이에 링 형태의 절연부재를 개재시켜 구성한 것을 특징으로 하는 음극선관용 전자총.The electron gun for cathode ray tube according to claim 2, wherein the intermediate electrode is formed by interposing a ring-shaped insulating member between a plurality of electron beam-shaped metal connecting portions on a plate-shaped body. 제2항에 있어서, 중간전극은 복수개의 전자빔 통과공이 천설된 장방형의 절연부재에, 절연 부재의 복수개의 전자빔 통과공 각각에 독립되게, 금속제 원통형, 립을 삽입하고, 상기 절연부재의 장변측 측면 양측에는 얇은 금속막대 형상의 금속 접속부를 접속하도록한 구조를 갖는 음극선곤용 전자총.3. The intermediate electrode of claim 2, wherein a metal cylindrical, rib is inserted into a rectangular insulating member having a plurality of electron beam through holes installed therein, each of which is independent of each of the plurality of electron beam through holes of the insulating member. An electron gun for a cathode ray gon, which has a structure in which both sides are connected to a metal connecting portion having a thin metal rod shape. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890010987A 1989-07-31 1989-07-31 Electron gun for cathode ray tube KR910003743A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890010987A KR910003743A (en) 1989-07-31 1989-07-31 Electron gun for cathode ray tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890010987A KR910003743A (en) 1989-07-31 1989-07-31 Electron gun for cathode ray tube

Publications (1)

Publication Number Publication Date
KR910003743A true KR910003743A (en) 1991-02-28

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ID=68084239

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890010987A KR910003743A (en) 1989-07-31 1989-07-31 Electron gun for cathode ray tube

Country Status (1)

Country Link
KR (1) KR910003743A (en)

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