AR223591A1 - Una mascara con una pluralidad de aberturas de lineas de mira para un tubo de television y un metodo para obtenerla - Google Patents

Una mascara con una pluralidad de aberturas de lineas de mira para un tubo de television y un metodo para obtenerla

Info

Publication number
AR223591A1
AR223591A1 AR28520981A AR28520981A AR223591A1 AR 223591 A1 AR223591 A1 AR 223591A1 AR 28520981 A AR28520981 A AR 28520981A AR 28520981 A AR28520981 A AR 28520981A AR 223591 A1 AR223591 A1 AR 223591A1
Authority
AR
Argentina
Prior art keywords
mask
obtaining
view line
line openings
television tube
Prior art date
Application number
AR28520981A
Other languages
English (en)
Original Assignee
Buckbee Mears 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
Priority claimed from US06/148,683 external-priority patent/US4353948A/en
Application filed by Buckbee Mears Co filed Critical Buckbee Mears Co
Application granted granted Critical
Publication of AR223591A1 publication Critical patent/AR223591A1/es

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
    • H01J29/02—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • ing And Chemical Polishing (AREA)
AR28520981A 1980-05-12 1981-05-05 Una mascara con una pluralidad de aberturas de lineas de mira para un tubo de television y un metodo para obtenerla AR223591A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14868280A 1980-05-12 1980-05-12
US06/148,683 US4353948A (en) 1980-05-12 1980-05-12 Hole technology

Publications (1)

Publication Number Publication Date
AR223591A1 true AR223591A1 (es) 1981-08-31

Family

ID=26846063

Family Applications (1)

Application Number Title Priority Date Filing Date
AR28520981A AR223591A1 (es) 1980-05-12 1981-05-05 Una mascara con una pluralidad de aberturas de lineas de mira para un tubo de television y un metodo para obtenerla

Country Status (6)

Country Link
EP (1) EP0039906B1 (es)
JP (1) JPH0713158Y2 (es)
AR (1) AR223591A1 (es)
BR (1) BR8102909A (es)
CA (1) CA1175876A (es)
DE (1) DE3175329D1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69126695T2 (de) * 1990-11-22 1998-02-12 Toshiba Kawasaki Kk Schattenmaske für Farbkathodenstrahlröhre

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4881762U (es) * 1971-12-30 1973-10-05
US3973965A (en) * 1972-05-30 1976-08-10 Tokyo Shibaura Electric Co., Ltd. Making shadow mask with slit-shaped apertures for CRT
US4069085A (en) * 1973-07-16 1978-01-17 U.S. Philips Corporation Apparatus for forming apertures in a thin metal tape such as a shadow mask for a color television display tube
US3916243A (en) * 1974-09-20 1975-10-28 Buckbee Mears Co Channeled shadow mask
JPS5310961A (en) * 1976-07-19 1978-01-31 Hitachi Ltd Color picture tube
GB2020892A (en) * 1978-05-10 1979-11-21 Rca Corp C.R.T. Silt Type Shadow Mask
US4293792A (en) * 1979-12-18 1981-10-06 Rca Corporation Color picture tube having improved slit type shadow mask

Also Published As

Publication number Publication date
EP0039906A3 (en) 1982-06-16
BR8102909A (pt) 1982-02-02
EP0039906B1 (en) 1986-09-17
EP0039906A2 (en) 1981-11-18
JPH069043U (ja) 1994-02-04
DE3175329D1 (en) 1986-10-23
CA1175876A (en) 1984-10-09
JPH0713158Y2 (ja) 1995-03-29

Similar Documents

Publication Publication Date Title
ES497171A0 (es) Aparato para desmontar una pluralidad de extremos de tubo
MX153442A (es) Tubo revestido mejorado y procedimiento para su fabricacion
MX149880A (es) Mejoras en una cinta de tamizado con una pluralidad de espiras de alambre y metodo de fabricacion
ES533371A0 (es) Un metodo para medir una variable cualquiera seleccionada de entre una pluralidad de variables fisicas separadas
ES503851A0 (es) Procedimiento y aparato para hacer ranuras en una varilla defiltro para cigarros
MX8670A (es) Un procedimiento para obtener un compuesto 7-sustituido-3-vinil-3-cefem y una sal - farmaceuticamente aceptable del mismo
ES526773A0 (es) Un metodo y un aparato para generar un perfil de los rasgos finos de una pared de un pozo.
ES272673Y (es) Conector de hilos para empalmar los hilos de entrada y salida de un cable de telecomunicacion
DK244681A (da) Fremgangsmaade og apparat til fremstilling af en muffedel paa et plastroer
IT1077854B (it) Tubo per la visualizzazione di immagini televisive a colori,e metodo di fabbricazione dello stesso
JPS5289065A (en) Method and apparatus for manufacturing color video tube
AR228793A1 (es) Procedimiento y dispositivo para la fabricacion de un dulce hueco
AR223591A1 (es) Una mascara con una pluralidad de aberturas de lineas de mira para un tubo de television y un metodo para obtenerla
IT1076505B (it) Maschera con aperture particolarmente per tubi televisivi ed altre applicazioni
IL62623A0 (en) Apparatus for simultaneously producing a plurality of wire segments having acute angled ends
BR8103917A (pt) Tubo de televisao em cores
BR8202884A (pt) Tubo de imagem a cores
IT8167234A0 (it) Tubo elettronico e procedimento per la sua fabbricazione
GB2118492B (en) Inner tube and apparatus for its manufacture
ES504586A0 (es) Procedimiento y aparato para reducir el tiempo muerto de un tubo geiger-muller
ES519494A0 (es) Un metodo de ensayo con utilizacion de una espectrofotometria de tres valores de longitudes de onda
IT1057040B (it) Metodo di fabbricazione di un tubo a raggi catodici dispositivo per la concretizzazione di tale metodo e tubo a raggi catodici fabbricato con l ausilio dello stesso
ES503210A0 (es) Un tubo de presentacion de television en color
JPS54122373A (en) Synthetic tube having belled and opennended portion
IT1171782B (it) Tubo a raggi catodici