KR970008566B1 - 칼라 음극선관용 전자총의 제2그리드 - Google Patents
칼라 음극선관용 전자총의 제2그리드 Download PDFInfo
- Publication number
- KR970008566B1 KR970008566B1 KR1019940016384A KR19940016384A KR970008566B1 KR 970008566 B1 KR970008566 B1 KR 970008566B1 KR 1019940016384 A KR1019940016384 A KR 1019940016384A KR 19940016384 A KR19940016384 A KR 19940016384A KR 970008566 B1 KR970008566 B1 KR 970008566B1
- Authority
- KR
- South Korea
- Prior art keywords
- grid
- electron beam
- electron
- color cathode
- cathode ray
- 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
Links
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
- H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
-
- 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
- H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
- H01J29/503—Three or more guns, the axes of which lay in a common plane
Landscapes
- Electrodes For Cathode-Ray Tubes (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Abstract
Description
Claims (5)
- 히터에 의해 가열되어 열전자를 방출시키는 3개의 캐소우드(10)와, 상기 캐소우드의 일측으로 위치되어 방출되는 전자빔을 제어하는 제 1 그리드(11)와, 상기 제 1 그리드의 일측으로 위치되어 캐소우드면에 모여 있는 열전자를 잡아 당겨 가속시키는 제 2 그리드(12)와, 상기 제 2 그리드(12)의 일측으로 연이어지게 위치되어 입사되는 전자빔을 가속 및 집속시키는 다수개의 전극(13)과, 상기 각 전극을 일정간격으로 고정시키는 비드 그라스(14)로 구성된 전자총에 있어서, 제 2 그리드(12)의 전자빔 통과공(15) 주변의 양면에 회전 비대칭부를 형성하여서 된 칼라 음극선관용 전자총의 제 2 그리드.
- 제 1 항에 있어서, 회전 비대칭부가 슬릿으로 된 칼라음극선관용 전자총의 제 2 그리드.
- 제 1 항 또는 제 2 항에 있어서, 회전 비대칭부가 수평 슬릿(20a)(20b)으로 된 칼라 음극선관용 전자총의 제 2 그리드.
- 제 1 항에 있어서, 제 2 그리드(12)를 2개의 판상 전극(12a)(12b)으로 구성하여 일측 판상 전극(12b)의 전자빔 통과공(15) 주변에 수평 슬릿(20a)을 형성하고 다른 일측의 판상 전극(12a)에는 수평 슬릿(20b)을 천공하여서 된 칼라 음극선관용 전자총의 제 2 그리드.
- 제 1 항에 있어서, 제 2 그리드(12)를 3개의 판상 전극(12a)(12b)(12c)으로 구성하여 양측으로 위치되는 판상 전극(12a)(12c)에 수평 슬릿(20a)(20b)을 천공하고 가운데에 위치하는 판상 전극(12b)에는 전자빔 통과공(15)을 천공하여서 된 칼라 음극선관용 전자총의 제 2 그리드.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019940016384A KR970008566B1 (ko) | 1994-07-07 | 1994-07-07 | 칼라 음극선관용 전자총의 제2그리드 |
| US08/361,376 US5841224A (en) | 1994-07-07 | 1994-12-22 | Second grid for an electron gun having apertures and rotary asymmetrical portions facing the first and third grids |
| JP7020911A JP2689315B2 (ja) | 1994-07-07 | 1995-01-17 | 大型カラー陰極線管用電子銃 |
| CN95101408A CN1117201A (zh) | 1994-07-07 | 1995-01-20 | 大屏幕彩色阴极射线管电子枪 |
| EP95301027A EP0691672A1 (en) | 1994-07-07 | 1995-02-17 | Electron gun for large-sized colour cathode ray tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019940016384A KR970008566B1 (ko) | 1994-07-07 | 1994-07-07 | 칼라 음극선관용 전자총의 제2그리드 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR960005711A KR960005711A (ko) | 1996-02-23 |
| KR970008566B1 true KR970008566B1 (ko) | 1997-05-27 |
Family
ID=19387552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019940016384A Expired - Fee Related KR970008566B1 (ko) | 1994-07-07 | 1994-07-07 | 칼라 음극선관용 전자총의 제2그리드 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US5841224A (ko) |
| EP (1) | EP0691672A1 (ko) |
| JP (1) | JP2689315B2 (ko) |
| KR (1) | KR970008566B1 (ko) |
| CN (1) | CN1117201A (ko) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09245665A (ja) * | 1996-03-05 | 1997-09-19 | Sony Corp | ビーム制御電極、それを使用した電子銃、この電子銃を使用した陰極線管およびビーム制御電極の製造方法 |
| JP3509778B2 (ja) * | 2001-06-01 | 2004-03-22 | ソニー株式会社 | 陰極線管及び陰極線管の製造方法 |
| FR2826775A1 (fr) * | 2001-06-27 | 2003-01-03 | Thomson Licensing Sa | Methode d'assemblage d'electrodes de canon a electrons pour tubes a rayons cathodiques |
| US6833680B2 (en) * | 2002-02-28 | 2004-12-21 | Lg. Philips Displays Korea Co., Ltd. | Structure of electron gun for color cathode ray tube |
| JP2004095291A (ja) * | 2002-08-30 | 2004-03-25 | Hitachi Displays Ltd | カラー陰極線管 |
| KR100629525B1 (ko) * | 2003-10-23 | 2006-09-27 | 엘지.필립스 디스플레이 주식회사 | 음극선관 |
| KR20150004605U (ko) | 2014-06-18 | 2015-12-29 | 대우조선해양 주식회사 | 용접층간 온도감지 장치 |
| CN114566412B (zh) * | 2021-11-12 | 2024-09-20 | 浙江先导精密机械有限公司 | 一种电子枪阴极块加工方法及装置 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL178374C (nl) * | 1977-11-24 | 1986-03-03 | Philips Nv | Elektronenstraalbuis met niet-rotatiesymmetrische elektronenlens tussen eerste en tweede rooster. |
| NL175002C (nl) * | 1977-11-24 | 1984-09-03 | Philips Nv | Kathodestraalbuis met tenminste een elektronenkanon. |
| US4234814A (en) * | 1978-09-25 | 1980-11-18 | Rca Corporation | Electron gun with astigmatic flare-reducing beam forming region |
| US4558253A (en) * | 1983-04-18 | 1985-12-10 | Rca Corporation | Color picture tube having an inline electron gun with asymmetric focusing lens |
| US4523123A (en) * | 1983-05-06 | 1985-06-11 | Rca Corporation | Cathode-ray tube having asymmetric slots formed in a screen grid electrode of an inline electron gun |
| NL8301601A (nl) * | 1983-05-06 | 1984-12-03 | Philips Nv | Kathodestraalbuis. |
| US4608515A (en) * | 1985-04-30 | 1986-08-26 | Rca Corporation | Cathode-ray tube having a screen grid with asymmetric beam focusing means and refraction lens means formed therein |
| EP0237005A3 (en) * | 1986-03-11 | 1988-10-12 | Matsushita Electronics Corporation | Cathode ray tube for color display |
| DE3617432A1 (de) * | 1986-05-23 | 1987-11-26 | Standard Elektrik Lorenz Ag | Elektronenstrahlerzeugungssystem |
| JPH0821338B2 (ja) * | 1987-01-26 | 1996-03-04 | 株式会社日立製作所 | カラ−受像管用電子銃 |
| JPH03205744A (ja) * | 1989-10-30 | 1991-09-09 | Matsushita Electron Corp | シャドウマスク型カラー受像管 |
| US5066887A (en) * | 1990-02-22 | 1991-11-19 | Rca Thomson Licensing Corp. | Color picture tube having an inline electron gun with an astigmatic prefocusing lens |
| JPH0433099A (ja) * | 1990-05-24 | 1992-02-04 | Omron Corp | ドプラー式車両検知装置 |
| KR930006270B1 (ko) * | 1990-12-05 | 1993-07-09 | 주식회사 금성사 | 칼라음극선관용 전자총 |
| JPH05258682A (ja) * | 1992-03-16 | 1993-10-08 | Hitachi Ltd | 陰極線管電子銃およびその製造方法 |
| JPH06162954A (ja) * | 1992-11-19 | 1994-06-10 | Hitachi Ltd | 電子銃構体 |
| US5412277A (en) * | 1993-08-25 | 1995-05-02 | Chunghwa Picture Tubes, Ltd. | Dynamic off-axis defocusing correction for deflection lens CRT |
-
1994
- 1994-07-07 KR KR1019940016384A patent/KR970008566B1/ko not_active Expired - Fee Related
- 1994-12-22 US US08/361,376 patent/US5841224A/en not_active Expired - Lifetime
-
1995
- 1995-01-17 JP JP7020911A patent/JP2689315B2/ja not_active Expired - Fee Related
- 1995-01-20 CN CN95101408A patent/CN1117201A/zh active Pending
- 1995-02-17 EP EP95301027A patent/EP0691672A1/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP0691672A1 (en) | 1996-01-10 |
| JPH0831335A (ja) | 1996-02-02 |
| JP2689315B2 (ja) | 1997-12-10 |
| US5841224A (en) | 1998-11-24 |
| CN1117201A (zh) | 1996-02-21 |
| KR960005711A (ko) | 1996-02-23 |
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