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DE69402123D1 - Farbkathodenstrahlröhre mit vermindertem Halo - Google Patents

Farbkathodenstrahlröhre mit vermindertem Halo

Info

Publication number
DE69402123D1
DE69402123D1 DE69402123T DE69402123T DE69402123D1 DE 69402123 D1 DE69402123 D1 DE 69402123D1 DE 69402123 T DE69402123 T DE 69402123T DE 69402123 T DE69402123 T DE 69402123T DE 69402123 D1 DE69402123 D1 DE 69402123D1
Authority
DE
Germany
Prior art keywords
ray tube
cathode ray
color cathode
reduced halo
halo
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
Application number
DE69402123T
Other languages
English (en)
Other versions
DE69402123T2 (de
Inventor
Mitsuhiro Sugiyama
Satoru Endo
Mamoru Ikeda
Masayoshi Misono
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
Original Assignee
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
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE69402123D1 publication Critical patent/DE69402123D1/de
Publication of DE69402123T2 publication Critical patent/DE69402123T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • H01J2229/4862—Aperture shape as viewed along beam axis parallelogram square
    • 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
DE69402123T 1993-07-14 1994-06-30 Farbkathodenstrahlröhre mit vermindertem Halo Expired - Fee Related DE69402123T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5174332A JPH0729511A (ja) 1993-07-14 1993-07-14 電子銃およびカラー陰極線管

Publications (2)

Publication Number Publication Date
DE69402123D1 true DE69402123D1 (de) 1997-04-24
DE69402123T2 DE69402123T2 (de) 1997-07-17

Family

ID=15976794

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69402123T Expired - Fee Related DE69402123T2 (de) 1993-07-14 1994-06-30 Farbkathodenstrahlröhre mit vermindertem Halo

Country Status (7)

Country Link
US (1) US5637956A (de)
EP (1) EP0634772B1 (de)
JP (1) JPH0729511A (de)
KR (1) KR0123933B1 (de)
CN (1) CN1045843C (de)
DE (1) DE69402123T2 (de)
TW (1) TW492574U (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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
JP2002260552A (ja) * 2000-12-26 2002-09-13 Toshiba Corp 電子銃構体及び陰極線管
JP2002270111A (ja) * 2001-03-14 2002-09-20 Hitachi Ltd カラー陰極線管
KR100451769B1 (ko) * 2002-03-02 2004-10-08 엘지.필립스디스플레이(주) 칼라 음극선관용 전자총
KR100829742B1 (ko) * 2002-11-20 2008-05-15 삼성에스디아이 주식회사 칼라 음극선관용 전자총

Family Cites Families (10)

* Cited by examiner, † Cited by third party
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.
DD140516A5 (de) * 1977-11-24 1980-03-05 Philips Nv Kathodenstrahlroehre
US4251747A (en) * 1979-11-15 1981-02-17 Gte Products Corporation One piece astigmatic grid for color picture tube electron gun
JPS6059637A (ja) * 1983-09-09 1985-04-06 Hitachi Ltd 電子銃構体
JPS6174246A (ja) * 1984-09-20 1986-04-16 Toshiba Corp カラ−受像管用電子銃
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
US4886998A (en) * 1987-01-26 1989-12-12 Hitachi, Ltd. Electron gun electrode for a color picture tube
JPH01194246A (ja) * 1988-01-26 1989-08-04 Nec Corp カラー陰極線管用電子銃
JP3053827B2 (ja) * 1990-02-08 2000-06-19 株式会社日立製作所 電子銃および陰極線管
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

Also Published As

Publication number Publication date
JPH0729511A (ja) 1995-01-31
KR950004352A (ko) 1995-02-17
US5637956A (en) 1997-06-10
TW492574U (en) 2002-06-21
EP0634772A1 (de) 1995-01-18
CN1102503A (zh) 1995-05-10
DE69402123T2 (de) 1997-07-17
KR0123933B1 (ko) 1997-11-25
CN1045843C (zh) 1999-10-20
EP0634772B1 (de) 1997-03-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee