IT1087553B - Tubo a raggi catodici dotato di una maschera d'ombra perfezionata - Google Patents

Tubo a raggi catodici dotato di una maschera d'ombra perfezionata

Info

Publication number
IT1087553B
IT1087553B IT2822877A IT2822877A IT1087553B IT 1087553 B IT1087553 B IT 1087553B IT 2822877 A IT2822877 A IT 2822877A IT 2822877 A IT2822877 A IT 2822877A IT 1087553 B IT1087553 B IT 1087553B
Authority
IT
Italy
Prior art keywords
perfected
shadow mask
tube equipped
cathode radius
radius tube
Prior art date
Application number
IT2822877A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT1087553B publication Critical patent/IT1087553B/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
    • H01J29/06—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
IT2822877A 1976-10-04 1977-10-03 Tubo a raggi catodici dotato di una maschera d'ombra perfezionata IT1087553B (it)

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
IT1087553B true IT1087553B (it) 1985-06-04

Family

ID=27111857

Family Applications (2)

Application Number Title Priority Date Filing Date
IT2822877A IT1087553B (it) 1976-10-04 1977-10-03 Tubo a raggi catodici dotato di una maschera d'ombra perfezionata
IT2822777A IT1087552B (it) 1976-10-04 1977-10-03 Tubo a raggi catodici dotato di una maschera d'ombra perfezionata

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT2822777A IT1087552B (it) 1976-10-04 1977-10-03 Tubo a raggi catodici dotato di una maschera d'ombra perfezionata

Country Status (14)

Country Link
JP (2) JPS5352054A (es)
AT (2) AT355100B (es)
AU (2) AU502211B2 (es)
BR (1) BR7706587A (es)
CA (1) CA1088987A (es)
DE (2) DE2743628A1 (es)
ES (2) ES462663A1 (es)
FR (2) FR2366687A1 (es)
GB (2) GB1584180A (es)
IT (2) IT1087553B (es)
MX (2) MX3947E (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
PL201281A1 (pl) 1978-06-05
ATA707177A (de) 1983-08-15
AU502932B2 (en) 1979-08-16
FR2366687B1 (es) 1981-08-07
ES462667A1 (es) 1978-06-16
AT374302B (de) 1984-04-10
AU2926277A (en) 1979-05-17
FR2366687A1 (fr) 1978-04-28
GB1584180A (en) 1981-02-11
NL7710857A (nl) 1978-04-06
DE2743628A1 (de) 1978-04-06
GB1584179A (en) 1981-02-11
FR2366686B1 (es) 1981-08-07
ATA707277A (de) 1979-07-15
ES462663A1 (es) 1978-12-01
FR2366686A1 (fr) 1978-04-28
JPS5346268A (en) 1978-04-25
MX3947E (es) 1981-10-08
CA1088987A (en) 1980-11-04
JPS5731256B2 (es) 1982-07-03
AU502211B2 (en) 1979-07-19
DE2743627A1 (de) 1978-04-06
IT1087552B (it) 1985-06-04
AU2926177A (en) 1979-05-17
JPS571087B2 (es) 1982-01-09
MX3555E (es) 1981-03-02
BR7706587A (pt) 1978-08-01
SU1199207A3 (ru) 1985-12-15
NL7710856A (nl) 1978-04-06
JPS5352054A (en) 1978-05-12
PL107134B1 (pl) 1980-01-31
AT355100B (de) 1980-02-11

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