IT993840B - Tubo a raggi catodici a colori - Google Patents

Tubo a raggi catodici a colori

Info

Publication number
IT993840B
IT993840B IT28400/73A IT2840073A IT993840B IT 993840 B IT993840 B IT 993840B IT 28400/73 A IT28400/73 A IT 28400/73A IT 2840073 A IT2840073 A IT 2840073A IT 993840 B IT993840 B IT 993840B
Authority
IT
Italy
Prior art keywords
tube
color cathode
cathode beams
beams
color
Prior art date
Application number
IT28400/73A
Other languages
English (en)
Italian (it)
Original Assignee
Tokyo Shibaura Electric Co
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 Tokyo Shibaura Electric Co filed Critical Tokyo Shibaura Electric Co
Application granted granted Critical
Publication of IT993840B publication Critical patent/IT993840B/it

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
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/18—Luminescent screens
    • H01J29/30—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines
    • H01J29/32—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television
    • H01J29/325—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television with adjacent lines
    • 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
    • H01J29/076—Shadow masks for colour television tubes characterised by the shape or distribution of beam-passing apertures
    • 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
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22—Applying luminescent coatings
    • H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2271—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines by photographic processes
    • H01J9/2272—Devices for carrying out the processes, e.g. light houses
    • 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
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22—Applying luminescent coatings
    • H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2278—Application of light absorbing material, e.g. between the luminescent areas

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
IT28400/73A 1972-08-30 1973-08-30 Tubo a raggi catodici a colori IT993840B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47086354A JPS5244511B2 (ja) 1972-08-30 1972-08-30

Publications (1)

Publication Number Publication Date
IT993840B true IT993840B (it) 1975-09-30

Family

ID=13884535

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28400/73A IT993840B (it) 1972-08-30 1973-08-30 Tubo a raggi catodici a colori

Country Status (8)

Country Link
US (1) US3889145A (ja)
JP (1) JPS5244511B2 (ja)
CA (1) CA1086810A (ja)
DE (1) DE2343777B2 (ja)
FR (1) FR2198259B1 (ja)
GB (1) GB1445619A (ja)
IT (1) IT993840B (ja)
NL (1) NL172704B (ja)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4070596A (en) * 1971-08-27 1978-01-24 Tokyo Shibaura Electric Co., Ltd. In-line plural beams cathode ray tube having color phosphor element strips spaced from each other by intervening light absorbing areas and slit-shaped aperture mask
NL7303077A (ja) * 1973-03-06 1974-09-10
JPS6024533B2 (ja) * 1973-12-10 1985-06-13 日本電気株式会社 シヤドウマスクの製造方法
JPS5727574B2 (ja) * 1974-03-13 1982-06-11
US4136300A (en) * 1975-03-19 1979-01-23 Rca Corporation Cathode ray tube having improved shadow mask
CA1065003A (en) * 1975-05-05 1979-10-23 Albert M. Morrell Cathode ray tube having improved line-screen structure
JPS5224073A (en) * 1975-07-15 1977-02-23 Nec Corp Color braun tube use shadow mask plate
NL7602752A (nl) * 1976-03-17 1977-09-20 Philips Nv Belichtingsinrichting voor het vervaardigen van beeldschermen van kleurentelevisiebeeldbuizen en beeldbuis vervaardigd met een dergelijke inrich- ting.
JPS5310961A (en) * 1976-07-19 1978-01-31 Hitachi Ltd Color picture tube
DE2656995C2 (de) * 1976-12-16 1983-12-01 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Rechteckförmige Farbwahlmaske für eine Farbbildkathodenstrahlröhre
NL7703233A (nl) * 1977-03-25 1978-09-27 Philips Nv Televisieweergeefbuis.
NL7711713A (nl) * 1977-10-26 1979-05-01 Philips Nv Kleurenbeeldbuis.
US4181870A (en) * 1978-03-08 1980-01-01 Zenith Radio Corporation Assembly of electron guns having different gamma values
DE2833092A1 (de) * 1978-07-28 1980-02-07 Licentia Gmbh Farbbildkathodenstrahlroehre und verfahren zu deren herstellung
GB2052144A (en) * 1979-06-27 1981-01-21 Ibm Shadow mask colour television tubes
NL8005409A (nl) * 1980-09-30 1982-04-16 Philips Nv Kleurenbeeldbuis.
US4568162A (en) * 1983-08-19 1986-02-04 Rca Corporation Method for screening line screen slit mask color picture tubes
US4516841A (en) * 1983-08-19 1985-05-14 Rca Corporation Method for screening line screen slit mask color picture tubes
SU1461377A3 (ru) * 1984-05-25 1989-02-23 Рка Корпорейшн (Фирма) Цветной кинескоп
JP2534644B2 (ja) * 1984-09-13 1996-09-18 株式会社東芝 カラ−受像管
JPS644793Y2 (ja) * 1984-10-12 1989-02-07
US4697119A (en) * 1985-01-11 1987-09-29 Kabushiki Kaisha Toshiba Color cathode ray tube having a non-spherical curved mask
IN165336B (ja) * 1985-03-14 1989-09-23 Rca Corp
US4631441A (en) * 1985-03-14 1986-12-23 Rca Corporation Color picture tube having improved line screen
US4691138A (en) * 1985-03-14 1987-09-01 Rca Corporation Color picture tube having shadow mask with varied aperture column spacing
US4634247A (en) * 1985-12-19 1987-01-06 Rca Corporation Method for screening line screen slit mask color picture tubes
TW297907B (ja) * 1994-07-14 1997-02-11 Toshiba Co Ltd

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL212758A (ja) * 1955-12-07
NL262149A (ja) * 1961-03-08
CA921540A (en) * 1968-11-21 1973-02-20 Fuse Yuzo Shadow mask
US3790839A (en) * 1972-04-04 1974-02-05 Zenith Radio Corp Rectangular grade black surround screen

Also Published As

Publication number Publication date
NL172704B (nl) 1983-05-02
GB1445619A (en) 1976-08-11
NL7311931A (ja) 1974-03-04
DE2343777B2 (de) 1976-12-02
FR2198259A1 (ja) 1974-03-29
JPS4943568A (ja) 1974-04-24
DE2343777A1 (de) 1974-03-14
FR2198259B1 (ja) 1977-08-05
CA1086810A (en) 1980-09-30
JPS5244511B2 (ja) 1977-11-08
US3889145A (en) 1975-06-10

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