ES474516A1 - Un tubo de imagen de color mejorado - Google Patents

Un tubo de imagen de color mejorado

Info

Publication number
ES474516A1
ES474516A1 ES474516A ES474516A ES474516A1 ES 474516 A1 ES474516 A1 ES 474516A1 ES 474516 A ES474516 A ES 474516A ES 474516 A ES474516 A ES 474516A ES 474516 A1 ES474516 A1 ES 474516A1
Authority
ES
Spain
Prior art keywords
color display
display tube
plate
manufacturing
metal film
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
ES474516A
Other languages
English (en)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES474516A1 publication Critical patent/ES474516A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H01J29/80—Arrangements for controlling the ray or beam after passing the main deflection system, e.g. for post-acceleration or post-concentration, for colour switching
    • H01J29/81—Arrangements for controlling the ray or beam after passing the main deflection system, e.g. for post-acceleration or post-concentration, for colour switching using shadow masks

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)

Abstract

Un tubo de imagen de color mejorado que comprende en una ampolla con vacío interior medios para generar varios haces de electrones, una pantalla de imagen que comprende un gran número de regiones que emiten luz por luminiscencia en colores diferentes, y medios de selección de color que comprenden una placa metálica que tienen un gran número de aberturas que asignan cada haz de electrones a regiones luminiscentes de un color, en cuyas aberturas se forma una lente electrónica, caracterizado porque la placa metálica está cubierta sobre una de sus caras con puna película aislante sobre la cual está dispuesta una película metálica, extendiéndose además dicha película aislante y dicha película metálica sobre dos partes de la pared de cada abertura situadas en oposición.
ES474516A 1977-10-27 1978-10-25 Un tubo de imagen de color mejorado Expired ES474516A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7711772A NL7711772A (nl) 1977-10-27 1977-10-27 Kleurenbeeldbuis en werkwijze voor de vervaar- diging van een dergelijke kleurenbeeldbuis.

Publications (1)

Publication Number Publication Date
ES474516A1 true ES474516A1 (es) 1979-02-16

Family

ID=19829414

Family Applications (1)

Application Number Title Priority Date Filing Date
ES474516A Expired ES474516A1 (es) 1977-10-27 1978-10-25 Un tubo de imagen de color mejorado

Country Status (12)

Country Link
US (1) US4188562A (es)
JP (1) JPS5471557A (es)
BE (1) BE871541A (es)
BR (1) BR7806978A (es)
CA (1) CA1121855A (es)
DE (1) DE2846654A1 (es)
ES (1) ES474516A1 (es)
FI (1) FI783236A (es)
FR (1) FR2407565A1 (es)
GB (1) GB2007017B (es)
IT (1) IT1100983B (es)
NL (1) NL7711772A (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2931077A1 (de) * 1979-07-31 1981-02-05 Siemens Ag Steuerplatte fuer eine gasentladungsanzeigevorrichtung
US4350922A (en) * 1980-06-20 1982-09-21 Rca Corporation Multicolor cathode-ray tube with quadrupolar focusing color-selection structure
US4443499A (en) * 1981-01-26 1984-04-17 Rca Corporation Method of making a focusing color-selection structure for a CRT
US4341591A (en) * 1981-04-08 1982-07-27 Rca Corporation Method of fabricating a color-selection structure for a CRT
NL8102200A (nl) * 1981-05-06 1982-12-01 Philips Nv Kleurenbeeldbuis.
US4470822A (en) * 1983-02-25 1984-09-11 Rca Corporation Method of fabricating a metalized electrode assembly
US4621214A (en) * 1984-04-19 1986-11-04 Rca Corporation Color selection means having a charged insulator portion for a cathode-ray tube
JPH0351805U (es) * 1989-09-28 1991-05-20
US6674224B2 (en) * 2001-03-06 2004-01-06 Thomson Licensing S.A. Tension focus mask for a cathode-ray tube (CRT)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2971117A (en) * 1956-03-01 1961-02-07 Rca Corp Color-kinescopes, etc.
FR1301197A (fr) * 1960-10-04 1962-08-10 Rca Corp Chambre d'évaporation à trou
NL269855A (es) * 1960-10-04
US3398309A (en) * 1966-08-10 1968-08-20 Rauland Corp Post-deflection-focus cathoderay tube
US3502942A (en) * 1968-10-24 1970-03-24 Zenith Radio Corp Post-deflection-focus cathode-ray tube
US4059781A (en) * 1974-07-17 1977-11-22 U.S. Philips Corporation Shadow mask each aperture of which is defined by a quadrupolar lens
US4001620A (en) * 1975-12-17 1977-01-04 Rca Corporation Modulation mask for an image display device
NL7600418A (nl) * 1976-01-16 1977-07-19 Philips Nv Werkwijze voor het vervaardigen van een kleuren- beeldbuis, kleurenbeeldbuis vervaardigd volgens de werkwijze en inrichting voor het uitvoeren van de werkwijze.

Also Published As

Publication number Publication date
GB2007017B (en) 1982-01-13
FR2407565B1 (es) 1982-07-02
NL7711772A (nl) 1979-05-02
FI783236A (fi) 1979-04-28
DE2846654A1 (de) 1979-05-03
CA1121855A (en) 1982-04-13
JPS6223421B2 (es) 1987-05-22
FR2407565A1 (fr) 1979-05-25
IT7829057A0 (it) 1978-10-24
BR7806978A (pt) 1979-05-15
GB2007017A (en) 1979-05-10
JPS5471557A (en) 1979-06-08
BE871541A (fr) 1979-04-25
IT1100983B (it) 1985-09-28
US4188562A (en) 1980-02-12

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