DE3839389A1 - Elektronenkanone fuer eine farbbildroehre - Google Patents

Elektronenkanone fuer eine farbbildroehre

Info

Publication number
DE3839389A1
DE3839389A1 DE3839389A DE3839389A DE3839389A1 DE 3839389 A1 DE3839389 A1 DE 3839389A1 DE 3839389 A DE3839389 A DE 3839389A DE 3839389 A DE3839389 A DE 3839389A DE 3839389 A1 DE3839389 A1 DE 3839389A1
Authority
DE
Germany
Prior art keywords
electron beam
electron
electrode
plate
electron gun
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
Application number
DE3839389A
Other languages
German (de)
English (en)
Other versions
DE3839389C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Shoji Shirai
Yoshiaki Takahashi
Masaaki Yamauchi
Masayoshi Furuyama
Kazunari Noguchi
Sakae Ishii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Japan Display Inc
Original Assignee
Hitachi Device Engineering Co Ltd
Hitachi Ltd
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
Priority claimed from JP29524887A external-priority patent/JP2602254B2/ja
Priority claimed from JP22236088A external-priority patent/JP2708493B2/ja
Priority claimed from JP63230116A external-priority patent/JP2791047B2/ja
Application filed by Hitachi Device Engineering Co Ltd, Hitachi Ltd filed Critical Hitachi Device Engineering Co Ltd
Publication of DE3839389A1 publication Critical patent/DE3839389A1/de
Application granted granted Critical
Publication of DE3839389C2 publication Critical patent/DE3839389C2/de
Granted legal-status Critical Current

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
    • 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
    • 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
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/48—Electron guns
    • H01J2229/4834—Electrical arrangements coupled to electrodes, e.g. potentials
    • H01J2229/4837—Electrical arrangements coupled to electrodes, e.g. potentials characterised by the potentials applied
    • H01J2229/4841—Dynamic potentials

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
DE3839389A 1987-11-25 1988-11-22 Elektronenkanone fuer eine farbbildroehre Granted DE3839389A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP29524887A JP2602254B2 (ja) 1987-11-25 1987-11-25 カラー受像管
JP22236088A JP2708493B2 (ja) 1988-09-07 1988-09-07 カラー受像管
JP63230116A JP2791047B2 (ja) 1988-09-16 1988-09-16 カラー受像管用電子銃

Publications (2)

Publication Number Publication Date
DE3839389A1 true DE3839389A1 (de) 1989-06-08
DE3839389C2 DE3839389C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-03-04

Family

ID=27330659

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3839389A Granted DE3839389A1 (de) 1987-11-25 1988-11-22 Elektronenkanone fuer eine farbbildroehre

Country Status (3)

Country Link
US (1) US4851741A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR920001833B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3839389A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0424888A3 (en) * 1989-10-25 1991-11-27 Kabushiki Kaisha Toshiba Color cathode ray tube apparatus
EP0436401A3 (en) * 1989-12-31 1991-12-18 Samsung Electron Devices Co., Ltd. Multistep focusing electron gun for cathode ray tube
EP0438139A3 (en) * 1990-01-18 1992-01-29 Kabushiki Kaisha Toshiba Color cathode ray tube
DE4431335A1 (de) * 1993-09-04 1995-03-09 Gold Star Co Elektronenkanone einer Farbbildröhre zum Verhindern eines Astigmatismus
EP0698906A1 (en) * 1994-08-23 1996-02-28 Matsushita Electronics Corporation Color picture tube and in-line electron gun
EP0837487A3 (en) * 1996-10-21 1998-05-27 Lg Electronics Inc. Focusing electrode in electron gun for color cathode ray tube
US5760550A (en) * 1995-09-05 1998-06-02 Matsushita Electronics Corporation Color picture tube
EP0805473A3 (en) * 1993-11-09 1998-07-15 Hitachi, Ltd. Color picture tube with reduced dynamic focus voltage

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5036258A (en) * 1989-08-11 1991-07-30 Zenith Electronics Corporation Color CRT system and process with dynamic quadrupole lens structure
US5061881A (en) * 1989-09-04 1991-10-29 Matsushita Electronics Corporation In-line electron gun
JP2937391B2 (ja) 1990-03-20 1999-08-23 株式会社東芝 カラー陰極線管
JP3053825B2 (ja) 1990-01-29 2000-06-19 株式会社日立製作所 カラー陰極線管
JP3053828B2 (ja) 1990-02-08 2000-06-19 株式会社日立製作所 カラー陰極線管
EP0469540A3 (en) * 1990-07-31 1993-06-16 Kabushiki Kaisha Toshiba Electron gun for cathode-ray tube
JPH0721936A (ja) 1993-06-30 1995-01-24 Hitachi Ltd 陰極線管
DE69503750T2 (de) * 1994-08-25 1999-03-11 Philips Electronics N.V., Eindhoven Bildanzeigevorrichtung mit elektronenkanone, und elektronenkanone zur anwendung in einer solchen vorrichtung
JPH08190877A (ja) * 1995-01-09 1996-07-23 Hitachi Ltd 陰極線管
JPH10116572A (ja) * 1996-10-14 1998-05-06 Hitachi Ltd カラー陰極線管
KR100223823B1 (ko) * 1996-10-21 1999-10-15 구자홍 컬러 음극선관용 전자총의 집속전극 구조
KR100232142B1 (ko) * 1996-12-31 1999-12-01 구자홍 칼라 음극선관용 전자총
KR100253553B1 (ko) * 1998-01-06 2000-04-15 구자홍 칼라음극선관용 전자총
KR20000038579A (ko) * 1998-12-08 2000-07-05 구자홍 칼라 음극선관용 전자총
US6570314B2 (en) * 2000-04-14 2003-05-27 Matsushita Electric Industrial Co., Ltd. Color display tube
KR20020085463A (ko) * 2001-05-08 2002-11-16 삼성에스디아이 주식회사 빔 인덱스형 음극선관의 전자총
SE0102162D0 (sv) * 2001-06-19 2001-06-19 Delaval Holding Ab System and method for milking animals

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61250933A (ja) * 1985-04-30 1986-11-08 Hitachi Ltd インライン型カラー受像管
US4626738A (en) * 1983-08-05 1986-12-02 U.S. Philips Corporation Color display tube with electrostatic focusing lens
JPH06199249A (ja) * 1992-12-29 1994-07-19 Suzuki Motor Corp 自動車の後部車体構造
JPH06258549A (ja) * 1993-03-09 1994-09-16 Hitachi Cable Ltd 光ファイバと光学素子との接続方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4626738A (en) * 1983-08-05 1986-12-02 U.S. Philips Corporation Color display tube with electrostatic focusing lens
JPS61250933A (ja) * 1985-04-30 1986-11-08 Hitachi Ltd インライン型カラー受像管
JPH06199249A (ja) * 1992-12-29 1994-07-19 Suzuki Motor Corp 自動車の後部車体構造
JPH06258549A (ja) * 1993-03-09 1994-09-16 Hitachi Cable Ltd 光ファイバと光学素子との接続方法

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0424888A3 (en) * 1989-10-25 1991-11-27 Kabushiki Kaisha Toshiba Color cathode ray tube apparatus
EP0436401A3 (en) * 1989-12-31 1991-12-18 Samsung Electron Devices Co., Ltd. Multistep focusing electron gun for cathode ray tube
EP0438139A3 (en) * 1990-01-18 1992-01-29 Kabushiki Kaisha Toshiba Color cathode ray tube
US5202603A (en) * 1990-01-18 1993-04-13 Kabushiki Kaisha Toshiba In-line electron gun for a colored cathode ray
DE4431335A1 (de) * 1993-09-04 1995-03-09 Gold Star Co Elektronenkanone einer Farbbildröhre zum Verhindern eines Astigmatismus
DE4431335B4 (de) * 1993-09-04 2004-03-11 Goldstar Co., Ltd. Elektronenkanone für eine Farbbildröhre
EP0805473A3 (en) * 1993-11-09 1998-07-15 Hitachi, Ltd. Color picture tube with reduced dynamic focus voltage
US5936337A (en) * 1993-11-09 1999-08-10 Hitachi, Ltd. Color picture tube with reduced dynamic focus voltage
EP0698906A1 (en) * 1994-08-23 1996-02-28 Matsushita Electronics Corporation Color picture tube and in-line electron gun
US5747922A (en) * 1994-08-23 1998-05-05 Matsushita Electronics Corporation Color picture tube and in-line electron gun with focusing electrodes having elongated through holes
US5760550A (en) * 1995-09-05 1998-06-02 Matsushita Electronics Corporation Color picture tube
EP0837487A3 (en) * 1996-10-21 1998-05-27 Lg Electronics Inc. Focusing electrode in electron gun for color cathode ray tube

Also Published As

Publication number Publication date
DE3839389C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-03-04
KR890008899A (ko) 1989-07-13
US4851741A (en) 1989-07-25
KR920001833B1 (ko) 1992-03-05

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8128 New person/name/address of the agent

Representative=s name: STREHL, P., DIPL.-ING. DIPL.-WIRTSCH.-ING. SCHUEBE

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee