ES462663A1 - Un tubo de rayos catodicos perfeccionado del tipo de mascar de sombras. - Google Patents

Un tubo de rayos catodicos perfeccionado del tipo de mascar de sombras.

Info

Publication number
ES462663A1
ES462663A1 ES462663A ES462663A ES462663A1 ES 462663 A1 ES462663 A1 ES 462663A1 ES 462663 A ES462663 A ES 462663A ES 462663 A ES462663 A ES 462663A ES 462663 A1 ES462663 A1 ES 462663A1
Authority
ES
Spain
Prior art keywords
shadow mask
ray tube
perfected
mask type
sides
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
ES462663A
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.)
RCA Corp
Original Assignee
RCA 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
Priority claimed from US05/729,592 external-priority patent/US4136300A/en
Priority claimed from US05/729,349 external-priority patent/US4072876A/en
Application filed by RCA Corp filed Critical RCA Corp
Publication of ES462663A1 publication Critical patent/ES462663A1/es
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
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/07—Shadow masks
    • H01J2229/0727—Aperture plate
    • H01J2229/0788—Parameterised dimensions of aperture plate, e.g. relationships, polynomial expressions

Landscapes

  • Electrodes For Cathode-Ray Tubes (AREA)
  • Physical Vapour Deposition (AREA)

Abstract

Un tubo de rayos catódicos perfeccionado, del tipo de máscara de sombras que comprende una placa frontal y una máscara de sombras dotada de una pluralidad de aberturas o perforaciones que la atraviesan, caracterizado por el hecho de que dicha máscara tiene unas ondulaciones paralelas delineadas por dos lados ondulados y por otros dos lados o costados, siendo la distancia entre crestas contiguas de dichas ondulaciones por lo menos el doble de la distancia de separación entre aberturas contiguas, de las citadas.
ES462663A 1976-10-04 1977-09-27 Un tubo de rayos catodicos perfeccionado del tipo de mascar de sombras. Expired ES462663A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/729,592 US4136300A (en) 1975-03-19 1976-10-04 Cathode ray tube having improved shadow mask
US05/729,349 US4072876A (en) 1976-10-04 1976-10-04 Corrugated shadow mask assembly for a cathode ray tube

Publications (1)

Publication Number Publication Date
ES462663A1 true ES462663A1 (es) 1978-12-01

Family

ID=27111857

Family Applications (2)

Application Number Title Priority Date Filing Date
ES462667A Expired ES462667A1 (es) 1976-10-04 1977-09-27 Un tubo de rayos catodicos perfeccionado del tipo de mascarade sombra.
ES462663A Expired ES462663A1 (es) 1976-10-04 1977-09-27 Un tubo de rayos catodicos perfeccionado del tipo de mascar de sombras.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES462667A Expired ES462667A1 (es) 1976-10-04 1977-09-27 Un tubo de rayos catodicos perfeccionado del tipo de mascarade sombra.

Country Status (14)

Country Link
JP (2) JPS5352054A (es)
AT (2) AT374302B (es)
AU (2) AU502211B2 (es)
BR (1) BR7706587A (es)
CA (1) CA1088987A (es)
DE (2) DE2743627A1 (es)
ES (2) ES462667A1 (es)
FR (2) FR2366687A1 (es)
GB (2) GB1584179A (es)
IT (2) IT1087553B (es)
MX (2) MX3555E (es)
NL (2) NL7710856A (es)
PL (1) PL107134B1 (es)
SU (1) SU1199207A3 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1546889A (en) * 1975-03-19 1979-05-31 Rca Corp Cathode ray tube having shadow mask
FI71211C (fi) * 1977-06-22 1986-11-24 Hitachi Ltd Haollanordning foer en skuggmask i ett faergkatodstraoleroer
US4122368A (en) * 1977-07-08 1978-10-24 Rca Corporation Cathode ray tube with a corrugated mask having a corrugated skirt
US4146816A (en) * 1977-07-08 1979-03-27 Rca Corporation Cathode-ray tube with a corrugated mask having a corrugated hinging skirt
US4942333A (en) * 1988-12-05 1990-07-17 North American Philips Corporation Shadow mask with border pattern
JPH02143758U (es) * 1988-12-31 1990-12-06

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2961560A (en) * 1955-05-06 1960-11-22 Columbia Broadcasting Syst Inc Color picture tube
US3387159A (en) * 1966-10-28 1968-06-04 Nat Video Corp Color television tube mask mounting with aperture alignment maintenance during expansion
JPS4965779A (es) * 1972-10-27 1974-06-26
US3944867A (en) * 1974-03-15 1976-03-16 Zenith Radio Corporation Shadow mask having ribs bounding rectangular apertures
GB1546889A (en) * 1975-03-19 1979-05-31 Rca Corp Cathode ray tube having shadow mask

Also Published As

Publication number Publication date
GB1584180A (en) 1981-02-11
ATA707277A (de) 1979-07-15
PL107134B1 (pl) 1980-01-31
JPS571087B2 (es) 1982-01-09
FR2366687A1 (fr) 1978-04-28
NL7710857A (nl) 1978-04-06
MX3947E (es) 1981-10-08
MX3555E (es) 1981-03-02
JPS5731256B2 (es) 1982-07-03
IT1087552B (it) 1985-06-04
SU1199207A3 (ru) 1985-12-15
DE2743627A1 (de) 1978-04-06
AT374302B (de) 1984-04-10
AU502932B2 (en) 1979-08-16
PL201281A1 (pl) 1978-06-05
ES462667A1 (es) 1978-06-16
NL7710856A (nl) 1978-04-06
JPS5346268A (en) 1978-04-25
AU502211B2 (en) 1979-07-19
CA1088987A (en) 1980-11-04
AT355100B (de) 1980-02-11
DE2743628A1 (de) 1978-04-06
AU2926277A (en) 1979-05-17
FR2366686B1 (es) 1981-08-07
GB1584179A (en) 1981-02-11
BR7706587A (pt) 1978-08-01
AU2926177A (en) 1979-05-17
JPS5352054A (en) 1978-05-12
FR2366687B1 (es) 1981-08-07
IT1087553B (it) 1985-06-04
ATA707177A (de) 1983-08-15
FR2366686A1 (fr) 1978-04-28

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19981103