CN1068679A - 彩色显象管电子枪的聚焦极结构 - Google Patents
彩色显象管电子枪的聚焦极结构 Download PDFInfo
- Publication number
- CN1068679A CN1068679A CN92105076A CN92105076A CN1068679A CN 1068679 A CN1068679 A CN 1068679A CN 92105076 A CN92105076 A CN 92105076A CN 92105076 A CN92105076 A CN 92105076A CN 1068679 A CN1068679 A CN 1068679A
- Authority
- CN
- China
- Prior art keywords
- center
- electron beam
- electron gun
- anode
- electron
- 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.)
- Granted
Links
Images
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
- H01J29/54—Arrangements for centring ray or beam
-
- 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
- H01J29/484—Eliminating deleterious effects due to thermal effects, electrical or magnetic fields; Preventing unwanted emission
-
- 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
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Abstract
Description
Claims (4)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR9540/91 | 1991-06-25 | ||
KR2019910009540U KR940002018Y1 (ko) | 1991-06-25 | 1991-06-25 | 칼라수상관용 전자총의 포커스 전극 구조 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1068679A true CN1068679A (zh) | 1993-02-03 |
CN1041146C CN1041146C (zh) | 1998-12-09 |
Family
ID=19315595
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN92105076A Expired - Lifetime CN1041146C (zh) | 1991-06-25 | 1992-06-25 | 彩色显象管的电子枪 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5424604A (zh) |
JP (1) | JPH0545880U (zh) |
KR (1) | KR940002018Y1 (zh) |
CN (1) | CN1041146C (zh) |
DE (1) | DE4220719A1 (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0720203B1 (en) * | 1994-12-28 | 1998-07-29 | ORION ELECTRIC Co., Ltd. | Electron gun for a color picture tube |
US5907217A (en) * | 1997-07-09 | 1999-05-25 | Zenith Electronics Corporation | Uni-bipotential symmetrical beam in-line electron gun |
JP2000077008A (ja) | 1998-06-17 | 2000-03-14 | Nec Kansai Ltd | カラー陰極線管 |
KR20010028631A (ko) * | 1999-09-22 | 2001-04-06 | 구자홍 | 컬러 브라운관의 전자총 |
JP2002367532A (ja) * | 2001-06-11 | 2002-12-20 | Mitsubishi Electric Corp | 陰極線管用電子銃 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8302773A (nl) * | 1983-08-05 | 1985-03-01 | Philips Nv | Kleurenbeeldbuis. |
US4833364A (en) * | 1984-04-04 | 1989-05-23 | Hitachi, Ltd. | Electron gun for color picture tubes having uniquely formed lens apertures |
FR2590724B1 (fr) * | 1985-11-22 | 1988-01-08 | Videocolor | Dispositif de correction de l'effet de deviation du a une variation de la tension de focalisation dans un tube cathodique trichrome a cathodes en ligne |
GB2208564A (en) * | 1987-07-29 | 1989-04-05 | Philips Nv | Colour cathode ray tube having an in-line electron gun |
US5010271A (en) * | 1989-10-24 | 1991-04-23 | Rca Licensing Corporation | Color picture tube having an electron gun with reduced convergence drift |
US5202604A (en) * | 1990-05-08 | 1993-04-13 | Samsung Electron Devices Co., Ltd. | Electron gun for cathode ray tube |
-
1991
- 1991-06-25 KR KR2019910009540U patent/KR940002018Y1/ko not_active IP Right Cessation
-
1992
- 1992-06-22 JP JP048998U patent/JPH0545880U/ja active Pending
- 1992-06-24 DE DE4220719A patent/DE4220719A1/de not_active Ceased
- 1992-06-25 US US07/904,478 patent/US5424604A/en not_active Expired - Lifetime
- 1992-06-25 CN CN92105076A patent/CN1041146C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR940002018Y1 (ko) | 1994-04-01 |
DE4220719A1 (de) | 1993-01-14 |
KR930001483U (ko) | 1993-01-21 |
US5424604A (en) | 1995-06-13 |
CN1041146C (zh) | 1998-12-09 |
JPH0545880U (ja) | 1993-06-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
OR01 | Other related matters | ||
ASS | Succession or assignment of patent right |
Owner name: LG PHILIPS MONITORS KOREA CO., LTD. Free format text: FORMER OWNER: GOLDSTAR CO., LTD. Effective date: 20081031 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20081031 Address after: Gyeongbuk, South Korea Patentee after: LG Philips Displays Korea Address before: Seoul Patentee before: Goldstar Co., Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: ME LE DI AN GUANG SHI (SOUTH KOREA) CO., LTD. Free format text: FORMER OWNER: LG PHILIPS MONITORS KOREA CO., LTD. Effective date: 20090925 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090925 Address after: Seoul, South Kerean Patentee after: LG Philips Displays Korea Address before: Gyeongbuk, South Korea Patentee before: LG Philips Displays Korea |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20120626 Granted publication date: 19981209 |