DE3472184D1 - A colour cathode ray tube - Google Patents

A colour cathode ray tube

Info

Publication number
DE3472184D1
DE3472184D1 DE8484305554T DE3472184T DE3472184D1 DE 3472184 D1 DE3472184 D1 DE 3472184D1 DE 8484305554 T DE8484305554 T DE 8484305554T DE 3472184 T DE3472184 T DE 3472184T DE 3472184 D1 DE3472184 D1 DE 3472184D1
Authority
DE
Germany
Prior art keywords
ray tube
cathode ray
colour cathode
colour
tube
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
Application number
DE8484305554T
Other languages
English (en)
Inventor
Kiyoshi C O Patent Divi Tokota
Masayoshi C O Patent Di Kondou
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 DE3472184D1 publication Critical patent/DE3472184D1/de
Expired 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
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream
    • H01J29/07—Shadow masks for colour television tubes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
    • H01J9/142—Manufacture of electrodes or electrode systems of non-emitting electrodes of shadow-masks for colour television tubes
    • H01J9/146—Surface treatment, e.g. blackening, coating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/07—Shadow masks
    • H01J2229/0727—Aperture plate
    • H01J2229/0777—Coatings

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
DE8484305554T 1983-08-16 1984-08-15 A colour cathode ray tube Expired DE3472184D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58148843A JPH0738295B2 (ja) 1983-08-16 1983-08-16 カラー受像管

Publications (1)

Publication Number Publication Date
DE3472184D1 true DE3472184D1 (en) 1988-07-21

Family

ID=15461978

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484305554T Expired DE3472184D1 (en) 1983-08-16 1984-08-15 A colour cathode ray tube

Country Status (6)

Country Link
US (1) US4716333A (de)
EP (1) EP0139379B1 (de)
JP (1) JPH0738295B2 (de)
KR (1) KR890003989B1 (de)
DE (1) DE3472184D1 (de)
HK (1) HK80090A (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6072143A (ja) * 1983-09-28 1985-04-24 Toshiba Corp カラ−受像管
JPS60109145A (ja) * 1983-11-18 1985-06-14 Toshiba Corp カラ−受像管
NL8400806A (nl) * 1984-03-14 1985-10-01 Philips Nv Kleurenbeeldbuis.
JPS61273835A (ja) * 1985-05-29 1986-12-04 Mitsubishi Electric Corp シヤドウマスクの製造方法
US4734615A (en) * 1985-07-17 1988-03-29 Kabushiki Kaisha Toshiba Color cathode ray tube
JP2746946B2 (ja) * 1988-10-27 1998-05-06 株式会社東芝 カラー受像管
US5000711A (en) * 1990-07-02 1991-03-19 Rca Licensing Corporation Method of making color picture tube shadow mask having improved tie bar locations
US5451833A (en) * 1993-10-28 1995-09-19 Chunghwa Picture Tubes, Ltd. Shadow mask damping for color CRT
JPH07254373A (ja) * 1994-01-26 1995-10-03 Toshiba Corp カラー受像管及びその製造方法
JP2816099B2 (ja) * 1994-08-09 1998-10-27 メタルエンジニアリング株式会社 多層構成鋳物の製造方法
KR100393656B1 (ko) * 1995-11-08 2003-10-10 삼성에스디아이 주식회사 칼라수상관용새도우마스크와그제조방법
KR100373840B1 (ko) 1995-11-08 2003-05-01 삼성에스디아이 주식회사 칼라수상관용새도우마스크의그제조방법
JP2000011911A (ja) * 1998-06-26 2000-01-14 Hitachi Ltd シャドウマスクを備えたカラー陰極線管
US7214477B1 (en) 1999-07-26 2007-05-08 The United States Of America As Represented By The Secretary Of The Department Of Health And Human Services Layered device with capture regions for cellular analysis
US6717342B2 (en) 2000-08-29 2004-04-06 Lg Electronics Inc. Shadow mask in color CRT

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1294970A (fr) * 1960-05-02 1962-06-01 Philips Nv Procédé de fabrication de plaques de grille et produits obtenus
NL251141A (de) * 1960-05-02
US4002941A (en) * 1966-10-27 1977-01-11 Rca Corporation Shadow mask cathode ray tube shield
US3668002A (en) * 1968-07-01 1972-06-06 Hitachi Ltd Shadow mask having focusing function and method of making same
US3792300A (en) * 1972-07-15 1974-02-12 Gte Sylvania Inc Cathode ray tube having a conductive metallic coating therein
NL7310372A (nl) * 1973-07-26 1975-01-28 Philips Nv Kathodestraalbuis voor het weergeven van gekleurde beelden.
JPS579184B2 (de) * 1973-12-10 1982-02-19
US4173729A (en) * 1977-06-24 1979-11-06 Rca Corporation Cathode-ray tube having a stepped shadow mask
JPS54139463A (en) * 1978-04-21 1979-10-29 Toshiba Corp Color braun tube
JPS6043621B2 (ja) * 1980-04-25 1985-09-28 三菱電機株式会社 カラ−陰極線管
US4339687A (en) * 1980-05-29 1982-07-13 General Electric Company Shadow mask having a layer of high atomic number material on gun side
DE3125075C2 (de) * 1980-07-16 1987-01-15 N.V. Philips' Gloeilampenfabrieken, Eindhoven Farbbildröhre
NL8004076A (nl) * 1980-07-16 1982-02-16 Philips Nv Kleurenbeeldbuis.
US4317749A (en) * 1980-08-22 1982-03-02 Ferro Corporation Thick film conductor employing cobalt oxide
JPS6072143A (ja) * 1983-09-28 1985-04-24 Toshiba Corp カラ−受像管

Also Published As

Publication number Publication date
KR850002159A (ko) 1985-05-06
EP0139379B1 (de) 1988-06-15
JPH0738295B2 (ja) 1995-04-26
US4716333A (en) 1987-12-29
KR890003989B1 (ko) 1989-10-14
EP0139379A1 (de) 1985-05-02
HK80090A (en) 1990-10-12
JPS6054139A (ja) 1985-03-28

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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)