BE797488A - Tube a rayons cathodiques du type a trois couleurs, equipe d'un masque d'ombre pourvu d'ouvertures allongees - Google Patents

Tube a rayons cathodiques du type a trois couleurs, equipe d'un masque d'ombre pourvu d'ouvertures allongees

Info

Publication number
BE797488A
BE797488A BE2052642A BE2052642A BE797488A BE 797488 A BE797488 A BE 797488A BE 2052642 A BE2052642 A BE 2052642A BE 2052642 A BE2052642 A BE 2052642A BE 797488 A BE797488 A BE 797488A
Authority
BE
Belgium
Prior art keywords
ray tube
shadow mask
color type
mask provided
type cathodic
Prior art date
Application number
BE2052642A
Other languages
English (en)
Original Assignee
Gte Sylvania Inc
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 Gte Sylvania Inc filed Critical Gte Sylvania Inc
Publication of BE797488A publication Critical patent/BE797488A/fr

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
    • H01J29/076—Shadow masks for colour television tubes characterised by the shape or distribution of beam-passing apertures
BE2052642A 1972-03-30 1973-03-29 Tube a rayons cathodiques du type a trois couleurs, equipe d'un masque d'ombre pourvu d'ouvertures allongees BE797488A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23951472A 1972-03-30 1972-03-30

Publications (1)

Publication Number Publication Date
BE797488A true BE797488A (fr) 1973-10-01

Family

ID=22902501

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2052642A BE797488A (fr) 1972-03-30 1973-03-29 Tube a rayons cathodiques du type a trois couleurs, equipe d'un masque d'ombre pourvu d'ouvertures allongees

Country Status (4)

Country Link
US (1) US3777204A (fr)
BE (1) BE797488A (fr)
DE (1) DE2315354A1 (fr)
FR (1) FR2178229B3 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7303077A (fr) * 1973-03-06 1974-09-10
US3900757A (en) * 1973-06-20 1975-08-19 Zenith Radio Corp Shadow mask and phosphor screen for color cathode ray tube having major axes of apertures and elements canted to beam scan direction
US4326147A (en) * 1975-08-18 1982-04-20 Hitachi, Ltd. Slotted shadow mask having apertures spaced to minimize moire
JPS5725657A (en) * 1980-07-23 1982-02-10 Hitachi Ltd Character display color picture tube
JP2845908B2 (ja) * 1988-11-30 1999-01-13 株式会社日立製作所 シャドウマスク型カラー陰極線管
NL1002009C2 (nl) * 1996-01-02 1997-07-03 Barten Video Systems B V Kleurenbeeldbuis met verminderde afbuigingsdefocussering.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA598213A (en) * 1960-05-17 F. De Haan Edward Colour-television picture tube
JPS5347658B1 (fr) * 1969-01-24 1978-12-22
JPS4826175B1 (fr) * 1969-02-17 1973-08-07
US3652895A (en) * 1969-05-23 1972-03-28 Tokyo Shibaura Electric Co Shadow-mask having graduated rectangular apertures

Also Published As

Publication number Publication date
FR2178229B3 (fr) 1976-03-26
FR2178229A1 (fr) 1973-11-09
US3777204A (en) 1973-12-04
DE2315354A1 (de) 1973-10-25

Similar Documents

Publication Publication Date Title
BE802367A (fr) Tube a rayons cathodiques, pourvu d'un revetement metallique conducteur
IT999169B (it) Schermo luminescente per lampade a mercurio tubi catodici e simili
IT7830664A0 (it) Tubo a raggi x ad anodo rotante.
ES200005Y (es) Una mascara perforadapara un tubo de rayos catodicos.
BE801415A (fr) Tube a rayons cathodiques multifaisceau
CH550614A (fr) Vaporisateur a tube plongeur.
NL165327B (nl) Schaduwmasker-eenheid voor een kleurentelevisie- weergeefbuis.
FR2401513B1 (fr) Tube cathodique a masque d'ombre perfore
NL7608907A (nl) Kleurenelektronenstraalbuis.
BE797488A (fr) Tube a rayons cathodiques du type a trois couleurs, equipe d'un masque d'ombre pourvu d'ouvertures allongees
NL7608908A (nl) Kleurenelektronenstraalbuis.
BE847163A (fr) Tube de rontgen muni d'une anode rotative,
CH558210A (fr) Vaporisateur a tube plongeur.
IT8026095A0 (it) Tubo per la produzione di immagini a colori dotato di una maschera d'ombra perfezionata, del tipo a fenditure e metodo di fabbricazione della stessa.
CA984438A (en) Interchangeable two-layered shadow mask
BE882275A (fr) Masque d'ombre pour des tubes a rayons cathodiques en couleurs
IT7921930A0 (it) Tubo per televisori a colori presentante una maschera d'ombra, del tipo a fenditure.
SE380702B (sv) Telefonvexel innefattande en nummergruppkrets.
FR2310628A1 (fr) Structure d'ecran pour tube a rayons cathodiques, notamment pour la television en couleurs
IT7823526A0 (it) Tubo a raggi catodici munito di una maschera d'ombra, con aperture a fenditura, dotata di mezzi per lo scarico delle sollecitazioni.
BE807946A (fr) Procede de fabrication d'un tube a rayons cathodiques du type couleur
SE7907050L (sv) Organiska tricykliska foreningar
BE799604A (fr) Procede perfectionne de fabrication d'un tube-image en couleurs,
IL43254A0 (en) Gridded electron gun employing a concave cathode emmitter
BE848394A (fr) Four rotatif equipe d'un refroidisseur planetaire,