KR920003391A - Shadow mask for color cathode ray tube - Google Patents

Shadow mask for color cathode ray tube Download PDF

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Publication number
KR920003391A
KR920003391A KR1019900011208A KR900011208A KR920003391A KR 920003391 A KR920003391 A KR 920003391A KR 1019900011208 A KR1019900011208 A KR 1019900011208A KR 900011208 A KR900011208 A KR 900011208A KR 920003391 A KR920003391 A KR 920003391A
Authority
KR
South Korea
Prior art keywords
shadow mask
ray tube
cathode ray
color cathode
upper plate
Prior art date
Application number
KR1019900011208A
Other languages
Korean (ko)
Inventor
안민호
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 KR1019900011208A priority Critical patent/KR920003391A/en
Publication of KR920003391A publication Critical patent/KR920003391A/en

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Abstract

내용 없음No content

Description

칼라음극선관용 새도우 마스크Shadow mask for color cathode ray tube

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

제3도는 본 발명에 따른 칼라음극선관용 새도우 마스크를 도시한 것으로서, (가)는 사시도이고, (나)는 (가)에 도시된 A-A'선 단면도이며, (다)는 (나)에 도시된 B부분을 발췌하여 도시한 확대 단면도이다.Figure 3 shows a shadow mask for color cathode ray tube according to the present invention, (a) is a perspective view, (b) is a cross-sectional view taken along the line A-A 'shown in (a), (c) is in (b) An enlarged cross-sectional view showing the portion B shown in the drawing.

Claims (4)

그 패널 내면에 형성된 스크린막과 소정간격 이격되도록 장착되는 칼라음극선관용 새도우 마스크에 있어서, 상기 새도우 마스크(10)가 상방으로 확대된 상부 전자빔통과공(11a)이 형성된 상부판(10a)과 하방으로 확개된 하부 전자빔통과공(11b)이 형성된 하부판(10b)이 접합되어 2중층 구조를 가지도록 된 것을 특징으로 하는 칼라음극선관용 새도우 마스크.In a shadow mask for a color cathode ray tube, which is mounted to be spaced apart from the screen film formed on the inner surface of the panel by a predetermined distance, wherein the shadow mask 10 extends upward and downward from an upper plate 10a on which an upper electron beam through hole 11a is formed. A shadow mask for a color cathode ray tube, characterized in that the lower plate 10b having the expanded lower electron beam passing hole 11b is joined to have a double layer structure. 제1항에 있어서, 상기 상부판(10a)의 열팽창계수가 하부판(10b)의 열팽창계수보다 큰 것을 특징으로하는 칼라음극선관용 새도우 마스크.The shadow mask for a color cathode ray tube according to claim 1, wherein the thermal expansion coefficient of the upper plate (10a) is larger than the thermal expansion coefficient of the lower plate (10b). 제1항에 있어서, 상기 상부판(10a)과 하부판(10b)의 두께비가 대략 ⅔대 ⅓인 것을 특징으로 하는 칼라음극선관용 새도우 마스크.The shadow mask for a color cathode ray tube according to claim 1, wherein the thickness ratio of the upper plate (10a) to the lower plate (10b) is approximately ⅔. 제1항에 있어서, 상기 상부판(10a)재질과 하부판(10b)의 재질이 각각 AK강, 인바인 것을 특징으로 하는 칼라음극선관용 새도우 마스크.The shadow mask for color cathode ray tube according to claim 1, wherein the material of the upper plate (10a) and the lower plate (10b) is AK steel or Invar, respectively. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900011208A 1990-07-23 1990-07-23 Shadow mask for color cathode ray tube KR920003391A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900011208A KR920003391A (en) 1990-07-23 1990-07-23 Shadow mask for color cathode ray tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900011208A KR920003391A (en) 1990-07-23 1990-07-23 Shadow mask for color cathode ray tube

Publications (1)

Publication Number Publication Date
KR920003391A true KR920003391A (en) 1992-02-29

Family

ID=67538751

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900011208A KR920003391A (en) 1990-07-23 1990-07-23 Shadow mask for color cathode ray tube

Country Status (1)

Country Link
KR (1) KR920003391A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100467427B1 (en) * 1998-05-18 2005-06-08 삼성에스디아이 주식회사 Shadow mask and manufacturing method
KR100570743B1 (en) * 1999-07-08 2006-04-12 삼성에스디아이 주식회사 Method of preparing flat mask for shadow mask

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100467427B1 (en) * 1998-05-18 2005-06-08 삼성에스디아이 주식회사 Shadow mask and manufacturing method
KR100570743B1 (en) * 1999-07-08 2006-04-12 삼성에스디아이 주식회사 Method of preparing flat mask for shadow mask

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