DE3882408D1 - Elektronenkanone fuer eine farbbildroehre. - Google Patents

Elektronenkanone fuer eine farbbildroehre.

Info

Publication number
DE3882408D1
DE3882408D1 DE8888104669T DE3882408T DE3882408D1 DE 3882408 D1 DE3882408 D1 DE 3882408D1 DE 8888104669 T DE8888104669 T DE 8888104669T DE 3882408 T DE3882408 T DE 3882408T DE 3882408 D1 DE3882408 D1 DE 3882408D1
Authority
DE
Germany
Prior art keywords
color tube
electronic cannon
cannon
electronic
color
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 - Lifetime
Application number
DE8888104669T
Other languages
English (en)
Other versions
DE3882408T2 (de
Inventor
Takashi C O Patent Div Katsuma
Hideo C O Patent Division Mori
Toshio C O Patent Di Shimaohgi
Naoaki C O Patent Divisi Umezu
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE3882408D1 publication Critical patent/DE3882408D1/de
Publication of DE3882408T2 publication Critical patent/DE3882408T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • 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
    • 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
    • H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
    • H01J2229/4848—Aperture shape as viewed along beam axis
    • H01J2229/4858—Aperture shape as viewed along beam axis parallelogram
    • H01J2229/4865—Aperture shape as viewed along beam axis parallelogram rectangle
    • 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
    • H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
    • H01J2229/4848—Aperture shape as viewed along beam axis
    • H01J2229/4858—Aperture shape as viewed along beam axis parallelogram
    • H01J2229/4865—Aperture shape as viewed along beam axis parallelogram rectangle
    • H01J2229/4868—Aperture shape as viewed along beam axis parallelogram rectangle with rounded end or ends
    • 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
    • H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
    • H01J2229/4848—Aperture shape as viewed along beam axis
    • H01J2229/4872—Aperture shape as viewed along beam axis circular
DE88104669T 1987-03-30 1988-03-23 Elektronenkanone für eine Farbbildröhre. Expired - Lifetime DE3882408T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62074401A JPS63241842A (ja) 1987-03-30 1987-03-30 カラ−陰極線管

Publications (2)

Publication Number Publication Date
DE3882408D1 true DE3882408D1 (de) 1993-08-26
DE3882408T2 DE3882408T2 (de) 1993-11-11

Family

ID=13546132

Family Applications (1)

Application Number Title Priority Date Filing Date
DE88104669T Expired - Lifetime DE3882408T2 (de) 1987-03-30 1988-03-23 Elektronenkanone für eine Farbbildröhre.

Country Status (6)

Country Link
US (1) US4967120A (de)
EP (1) EP0284990B1 (de)
JP (1) JPS63241842A (de)
KR (1) KR910000924B1 (de)
CN (1) CN1038796C (de)
DE (1) DE3882408T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970008564B1 (ko) * 1989-11-21 1997-05-27 엘지전자 주식회사 칼라음극선관용 전자총
JP3053845B2 (ja) * 1990-06-07 2000-06-19 株式会社日立製作所 陰極線管
US5164640A (en) * 1990-12-29 1992-11-17 Samsung Electron Devices Co., Ltd. Electron gun for cathode ray tube
KR940005500B1 (ko) * 1991-12-17 1994-06-20 삼성전관 주식회사 칼라 음극선관용 전자총
US5170101A (en) * 1991-12-30 1992-12-08 Zenith Electronics Corporation Constant horizontal dimension symmetrical beam in-line electron gun
JPH06251722A (ja) * 1993-02-24 1994-09-09 Hitachi Ltd 陰極線管
JPH0721936A (ja) 1993-06-30 1995-01-24 Hitachi Ltd 陰極線管
KR970009209B1 (en) * 1994-01-22 1997-06-07 Lg Electronics Inc In-line type electron gun for crt
TW256927B (de) * 1994-03-01 1995-09-11 Hitachi Seisakusyo Kk
JPH0831333A (ja) * 1994-07-19 1996-02-02 Hitachi Ltd カラー陰極線管
US5977727A (en) * 1997-05-09 1999-11-02 Imaging & Sensing Technology Corporation Electron beam profile and energy shaping lens
KR100274880B1 (ko) * 1998-12-11 2001-01-15 김순택 칼라음극선관용 다이나믹 포커스 전자총
JP2000251757A (ja) * 1999-02-26 2000-09-14 Toshiba Corp 陰極線管
US6987367B2 (en) * 2003-06-10 2006-01-17 Kabushiki Kaisha Toshiba Cathode-ray tube

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL95815C (de) * 1954-03-11
US4288718A (en) * 1979-05-24 1981-09-08 Zenith Radio Corporation Means and method for beam spot distortion compensation in TV picture tubes
JPS6142841A (ja) * 1984-08-02 1986-03-01 Matsushita Electronics Corp カラ−受像管装置
JPS6174246A (ja) * 1984-09-20 1986-04-16 Toshiba Corp カラ−受像管用電子銃
JPH0719541B2 (ja) * 1985-04-30 1995-03-06 株式会社日立製作所 インライン型カラー受像管
NL8600117A (nl) * 1986-01-21 1987-08-17 Philips Nv Kleurenbeeldbuis met verminderde deflectie defocussering.
JP2569027B2 (ja) * 1986-12-05 1997-01-08 株式会社日立製作所 カラ−受像管用電子銃

Also Published As

Publication number Publication date
US4967120A (en) 1990-10-30
DE3882408T2 (de) 1993-11-11
CN1038796C (zh) 1998-06-17
CN1031777A (zh) 1989-03-15
KR880011869A (ko) 1988-10-31
JPS63241842A (ja) 1988-10-07
EP0284990A2 (de) 1988-10-05
EP0284990A3 (en) 1989-05-17
EP0284990B1 (de) 1993-07-21
KR910000924B1 (ko) 1991-02-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)