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KR920007021A - Cathode for electron gun and manufacturing method thereof - Google Patents

Cathode for electron gun and manufacturing method thereof Download PDF

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Publication number
KR920007021A
KR920007021A KR1019900015360A KR900015360A KR920007021A KR 920007021 A KR920007021 A KR 920007021A KR 1019900015360 A KR1019900015360 A KR 1019900015360A KR 900015360 A KR900015360 A KR 900015360A KR 920007021 A KR920007021 A KR 920007021A
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KR
South Korea
Prior art keywords
heater
electron gun
generating portion
heat generating
cathode
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.)
Ceased
Application number
KR1019900015360A
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Korean (ko)
Inventor
최정해
Original Assignee
김정배
삼성전관 주식회사
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 김정배, 삼성전관 주식회사 filed Critical 김정배
Priority to KR1019900015360A priority Critical patent/KR920007021A/en
Publication of KR920007021A publication Critical patent/KR920007021A/en
Ceased legal-status Critical Current

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Abstract

내용 없음No content

Description

전자총용 음극과 그 제조 방법Cathode for electron gun and manufacturing method thereof

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

제4도 가) 내지 제4도 나)는 본 발명에 따른 음극들의 발췌 사시도,4 a) to 4 b) are perspective views of the negative electrodes according to the present invention;

제5도 가) 내지 제5도 라)는 본 발명의 음극의 제조 단계를 그 순서대로 나타내 보인 히이터의 가공 상태도.5) a) to 5) d) is a processing state diagram of the heater showing the manufacturing steps of the negative electrode of the present invention in that order.

Claims (5)

주발열부를 가지는 히이터와, 상기 주발열부에 부착되는 음극물질을 구비한 전자총을 음극에 있어서, 상기 히이터의 주발열부가 납작한 육방체의 외주면을 따라서 코일링된 형태를 가지도록 하여 된 것을 특징으로 하는 전자총용 음극.An electron gun including a heater having a main heat generating portion and a negative electrode material attached to the main heat generating portion in a cathode, wherein the main heat generating portion of the heater has a coiled shape along the outer circumferential surface of the flat hexagonal body. Cathode for electron gun. 제1항에 있어서, 상기 히이터의 주발열부가 절연성 물질에 의해 코팅처리된 것을 그 특징으로 하는 전자총용 음극.The cathode for an electron gun according to claim 1, wherein the main heat generating portion of the heater is coated with an insulating material. 제2항에 잇어서, 절연성 물질이 코팅된 상기 히이터의 주발열부에 상기 음극물질이 피착되는 베이스 메탈이 고착된 것을 특징으로 하는 전자총용 음극.The negative electrode for an electron gun according to claim 2, wherein a base metal on which the negative electrode material is deposited is fixed to a main heat generating portion of the heater coated with an insulating material. 제1항에 있어서, 상기 히이터의 주발열부에 열전자 방출물질이 코팅되어 상기 히이터의 주발열부의 권선간의 접촉을 방지함과 아울러 이에 의해 직접가열되도록 된 것을 그 특징으로 하는 전자총용 음극.The cathode for an electron gun according to claim 1, wherein a hot electron emission material is coated on the main heating unit of the heater to prevent contact between the windings of the main heating unit of the heater and to thereby directly heat the heater. 주발열부를 가지는 히이터와, 상기 주발열부에 부착되는 열전자 방출 물질을 구비한 전자총용 음극의 제조 방법에 있어서, 상기 히이터를 제조하는 단계가, 적정 크기의 단면을 가지는 봉체에 히이터 소재선을 적정간격으로 코일링한 상태에서 상기 봉체와 이에 감긴 상기 히이터 소재선을 압형하는 단계; 상기 압형단계를 통하여 납작한 형태로 변형되어 얇은 판재에 솔레노이드형으로 코일링된 형태를 가지는 히이트로 부터 상기 봉체를 제거하는 단계를 포함하도록 하여 된 것을 특징으로 하는 전자총용 음극의 제조 방법.In the method of manufacturing a cathode for an electron gun having a heater having a main heat generating portion and a hot electron emitting material attached to the main heat generating portion, the step of manufacturing the heater includes placing a heater material wire at a proper interval on a rod having a cross section of an appropriate size. Pressing the rod material and the heater material wire wound thereon in a coiled state; The method of manufacturing a negative electrode for an electron gun, characterized in that it comprises the step of removing the rod from the heat having a form that is deformed into a flat form through the pressing step coiled in a thin plate solenoid type. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900015360A 1990-09-27 1990-09-27 Cathode for electron gun and manufacturing method thereof Ceased KR920007021A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900015360A KR920007021A (en) 1990-09-27 1990-09-27 Cathode for electron gun and manufacturing method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900015360A KR920007021A (en) 1990-09-27 1990-09-27 Cathode for electron gun and manufacturing method thereof

Publications (1)

Publication Number Publication Date
KR920007021A true KR920007021A (en) 1992-04-28

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KR1019900015360A Ceased KR920007021A (en) 1990-09-27 1990-09-27 Cathode for electron gun and manufacturing method thereof

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KR (1) KR920007021A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100873772B1 (en) * 2002-11-19 2008-12-15 도와 홀딩스 가부시끼가이샤 Metal / Ceramic Bonding Products
KR20230125092A (en) * 2018-05-18 2023-08-28 로저스 저매니 게엠베하 Electronics module and method for producing it

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100873772B1 (en) * 2002-11-19 2008-12-15 도와 홀딩스 가부시끼가이샤 Metal / Ceramic Bonding Products
KR20230125092A (en) * 2018-05-18 2023-08-28 로저스 저매니 게엠베하 Electronics module and method for producing it

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