KR930003833B1 - 새도우마스크형 컬러음극선관 - Google Patents
새도우마스크형 컬러음극선관 Download PDFInfo
- Publication number
- KR930003833B1 KR930003833B1 KR1019890012795A KR890012795A KR930003833B1 KR 930003833 B1 KR930003833 B1 KR 930003833B1 KR 1019890012795 A KR1019890012795 A KR 1019890012795A KR 890012795 A KR890012795 A KR 890012795A KR 930003833 B1 KR930003833 B1 KR 930003833B1
- Authority
- KR
- South Korea
- Prior art keywords
- shadow mask
- cathode ray
- ray tube
- bismuth
- electron beam
- 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.)
- Expired - Fee Related
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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
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/06—Screens for shielding; Masks interposed in the electron stream
- H01J29/07—Shadow masks for colour television tubes
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- 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
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/07—Shadow masks
- H01J2229/0727—Aperture plate
- H01J2229/0777—Coatings
Landscapes
- Electrodes For Cathode-Ray Tubes (AREA)
Abstract
Description
Claims (8)
- 패널부(1)와 퍼넬부(2)를 가지는 유리벌브(1),(2)와, 상기 유리벌브의 상기 퍼넬부에 설치된 전자총(4)과, 상기 패널부(1)와 상기 전자총(4)사이에 위치하면서 상기 유리벌브의 패널부(1)에 인접하여 위치하고, 제1, 제2주면(主面)이 대향하고, 상기 제1주면은 상기 패널부에 대향하고, 상기 제2주면(5)은 상기 전자총에 대향하고, 상기 제2주면에서 상기 제1주면까지 새도우마스크(3)를 개재해서 연장되어 있는 복수의 전자빔통과공(14)를 가지는 새도우마스크(3)로 구성되고, 새도우마스크는 적어도 새도우마스크의 주변부(B),(B')에서 상기 제2주면(5)상에 저열전도율을 가진 재료가 진공증착되고, 상기 주변부에 위치한 전자빔통과공(14)은 상기 전자총으로부터 전자빔에 의하여 충돌되는 제1측벽부(D)와, 상기 전자빔에 의하여 충돌되지 않는 제2측벽부(E)를 가지고 있고, 상기 제1측벽부(D)는 상기 진공증착재료가 형성되지 않는 것을 특징으로 하는 새도우마스크형 컬러음극선관.
- 제1항에 있어서, 상기 저열전도율을 가진 재료는 비스무트인 것을 특징으로 하는 새도우마스크형 컬러음극선관.
- 제1항에 있어서, 상기 저열전도율을 가진 재료가 주로 새도우마스크의 주변부(B), (B')에 진공증착된 것을 특징으로 하는 새도우마스크형 컬러음극선관.
- 제3항에 있어서, 상기 주변부의 폭은 새도우마스크의 전체폭의 약 1/3인 것을 특징으로 하는 새도우마스크형 컬러음극선관.
- 제1항에 있어서, 상기 새도우마스크는 열팽창계수가 작은 재료로 이루어지는 것을 특징으로 하는 새도우마스크형 컬러음극선관.
- 제5항에 있어서, 상기 열팽창계수가 작은 재료는 인바(invar)인 것을 특징으로 하는 새도우마스크형 컬러음극선관.
- 제2항에 있어서, 상기 비스무트를 새도우마스크의 주면에 약 2μm 이하의 두께로 증착시킨 것을 특징으로 하는 새도우마스크형 컬러음극선관.
- 제2항에 있어서, 상기 비스무트에 부가하여 니켈을 증착시킨 것을 특징으로 하는 새도우 마스크형 컬러음극선관.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP88-224606 | 1988-09-09 | ||
JP63-224606 | 1988-09-09 | ||
JP63224606A JPH0275132A (ja) | 1988-09-09 | 1988-09-09 | シャドウマスク形カラー陰極線管 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900005541A KR900005541A (ko) | 1990-04-14 |
KR930003833B1 true KR930003833B1 (ko) | 1993-05-13 |
Family
ID=16816360
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019890012795A Expired - Fee Related KR930003833B1 (ko) | 1988-09-09 | 1989-09-05 | 새도우마스크형 컬러음극선관 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5028836A (ko) |
JP (1) | JPH0275132A (ko) |
KR (1) | KR930003833B1 (ko) |
CN (1) | CN1017481B (ko) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5578898A (en) * | 1993-02-15 | 1996-11-26 | Kabushiki Kaisha Toshiba | Shadow mask and cathode ray tube |
US5451833A (en) * | 1993-10-28 | 1995-09-19 | Chunghwa Picture Tubes, Ltd. | Shadow mask damping for color CRT |
JPH07254373A (ja) * | 1994-01-26 | 1995-10-03 | Toshiba Corp | カラー受像管及びその製造方法 |
FR2737043B1 (fr) * | 1995-07-18 | 1997-08-14 | Imphy Sa | Alliage fer-nickel pour masque d'ombre tendu |
TW305051B (ko) * | 1995-09-18 | 1997-05-11 | Hitachi Ltd | |
KR100373840B1 (ko) * | 1995-11-08 | 2003-05-01 | 삼성에스디아이 주식회사 | 칼라수상관용새도우마스크의그제조방법 |
TW418416B (en) * | 1996-10-31 | 2001-01-11 | Samsung Display Devices Co Ltd | Anti-doming compositions for a shadow-mask and processes for preparing the same |
CN1086506C (zh) * | 1997-06-18 | 2002-06-19 | 深圳赛格日立彩色显示器件有限公司 | 彩色显象管薄型荫罩 |
JPH11260257A (ja) * | 1998-03-12 | 1999-09-24 | Sony Corp | 高精細度管用色選別マスクの製造方法 |
JP4848192B2 (ja) * | 2006-02-23 | 2011-12-28 | 株式会社神鋼環境ソリューション | ナトリウム分散体製造方法および該ナトリウム分散体製造方法により製造されるナトリウム分散体 |
MX2019011335A (es) | 2017-04-26 | 2019-10-30 | Nestle Sa | Aparato para airear un producto pastoso y para mezclar con otro producto. |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5659433A (en) * | 1979-10-18 | 1981-05-22 | Toyo Kohan Co Ltd | Composite plate shadow mask |
JPS579184A (en) * | 1980-06-19 | 1982-01-18 | Matsushita Electric Ind Co Ltd | Magnetic picture recording and reproducing device |
DE3125075C2 (de) * | 1980-07-16 | 1987-01-15 | N.V. Philips' Gloeilampenfabrieken, Eindhoven | Farbbildröhre |
US4509839A (en) * | 1983-06-16 | 1985-04-09 | Imc Magnetics Corp. | Heat dissipator for semiconductor devices |
JPS616969A (ja) * | 1984-06-21 | 1986-01-13 | Fujitsu Ltd | 話頭切断防止方式 |
JPS62206747A (ja) * | 1986-03-05 | 1987-09-11 | Toshiba Corp | カラ−受像管 |
JPS6380439A (ja) * | 1986-09-22 | 1988-04-11 | Mitsubishi Electric Corp | シヤドウマスクの表面処理方法 |
US4864188A (en) * | 1987-11-30 | 1989-09-05 | Kabushiki Kaisha Toshiba | Ni-Fe base alloy sheet for use as a shadow mask and a shadow mask employing the same |
-
1988
- 1988-09-09 JP JP63224606A patent/JPH0275132A/ja active Pending
-
1989
- 1989-08-22 US US07/397,134 patent/US5028836A/en not_active Expired - Fee Related
- 1989-09-05 KR KR1019890012795A patent/KR930003833B1/ko not_active Expired - Fee Related
- 1989-09-09 CN CN89107381A patent/CN1017481B/zh not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CN1041242A (zh) | 1990-04-11 |
KR900005541A (ko) | 1990-04-14 |
JPH0275132A (ja) | 1990-03-14 |
CN1017481B (zh) | 1992-07-15 |
US5028836A (en) | 1991-07-02 |
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