FR2401513A1 - Tube cathodique a masque d'ombre perfore - Google Patents

Tube cathodique a masque d'ombre perfore

Info

Publication number
FR2401513A1
FR2401513A1 FR7827471A FR7827471A FR2401513A1 FR 2401513 A1 FR2401513 A1 FR 2401513A1 FR 7827471 A FR7827471 A FR 7827471A FR 7827471 A FR7827471 A FR 7827471A FR 2401513 A1 FR2401513 A1 FR 2401513A1
Authority
FR
France
Prior art keywords
shadow mask
mask
perforated
cathodic tube
perforated shadow
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.)
Granted
Application number
FR7827471A
Other languages
English (en)
Other versions
FR2401513B1 (fr
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
Application filed by RCA Corp filed Critical RCA Corp
Publication of FR2401513A1 publication Critical patent/FR2401513A1/fr
Application granted granted Critical
Publication of FR2401513B1 publication Critical patent/FR2401513B1/fr
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
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/006—Arrangements for eliminating unwanted temperature effects
    • 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)

Abstract

Tube à rayons cathodiques mettant en oeuvre un masque d'ombre perforé pour faire coïncider des faisceaux électroniques avec des éléments luminophores d'un écran cathodoluminescent, caractérisé en ce que le taux de variation de l'écartement entre ledit masque et ledit écran change de polarité au moins une fois, du centre à la périphérie dudit masque.
FR7827471A 1975-03-19 1978-09-26 Tube cathodique a masque d'ombre perfore Expired FR2401513B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US55977875A 1975-03-19 1975-03-19

Publications (2)

Publication Number Publication Date
FR2401513A1 true FR2401513A1 (fr) 1979-03-23
FR2401513B1 FR2401513B1 (fr) 1985-10-04

Family

ID=24234985

Family Applications (2)

Application Number Title Priority Date Filing Date
FR7607994A Granted FR2305017A1 (fr) 1975-03-19 1976-03-19 Tube cathodique a masque perfectionne
FR7827471A Expired FR2401513B1 (fr) 1975-03-19 1978-09-26 Tube cathodique a masque d'ombre perfore

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR7607994A Granted FR2305017A1 (fr) 1975-03-19 1976-03-19 Tube cathodique a masque perfectionne

Country Status (16)

Country Link
JP (2) JPS51118956A (fr)
AT (1) AT343729B (fr)
AU (1) AU504894B2 (fr)
BE (1) BE839689A (fr)
BR (1) BR7601575A (fr)
CA (1) CA1070747A (fr)
DE (1) DE2611335C2 (fr)
ES (2) ES446016A1 (fr)
FR (2) FR2305017A1 (fr)
GB (1) GB1546889A (fr)
IT (1) IT1058438B (fr)
MX (1) MX3370E (fr)
NL (1) NL188313C (fr)
PL (1) PL113474B1 (fr)
SU (1) SU1391510A3 (fr)
ZA (1) ZA761539B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2565406A1 (fr) * 1984-05-31 1985-12-06 Rca Corp Perfectionnements apportes aux masques d'ombre des tubes images couleur

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1584180A (en) * 1976-10-04 1981-02-11 Rca Corp Shadow mask assembly for a cathode ray tube
DE2656995C2 (de) * 1976-12-16 1983-12-01 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Rechteckförmige Farbwahlmaske für eine Farbbildkathodenstrahlröhre
US4280077A (en) * 1978-05-11 1981-07-21 Rca Corporation Cathode-ray tube having corrugated shadow mask with varying waveform
IT1122466B (it) * 1978-09-05 1986-04-23 Rca Corp Tubo a raggi catodici presentante una maschera ondulata con una maggior spaziatura fra maschera e schermo
JPS58152349A (ja) * 1982-03-04 1983-09-09 Mitsubishi Electric Corp カラ−ブラウン管用スロツトマスク
US4839556A (en) * 1983-02-25 1989-06-13 Rca Licensing Corporation Cathode-ray tube having an improved shadow mask contour
JPS59165338A (ja) * 1983-03-10 1984-09-18 Toshiba Corp カラ−受像管
IN165336B (fr) * 1985-03-14 1989-09-23 Rca Corp
JPH083977B2 (ja) * 1987-03-03 1996-01-17 三菱電機株式会社 シヤドウマスク式カラ−ブラウン管
JPH083978B2 (ja) * 1987-03-10 1996-01-17 三菱電機株式会社 シヤドウマスク式カラ−ブラウン管
JP2993437B2 (ja) 1996-08-23 1999-12-20 ソニー株式会社 カラー受像管用ガラスバルブ及びカラー受像管
JPH11233038A (ja) 1998-02-13 1999-08-27 Toshiba Corp カラー受像管
JP2006049145A (ja) 2004-08-05 2006-02-16 Matsushita Toshiba Picture Display Co Ltd カラー受像管
US7242137B2 (en) 2004-09-30 2007-07-10 Matsushita Toshiba Picture Display Co., Ltd. Cathode ray tube with cone having non-circular cross-section

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1165766A (en) * 1967-06-06 1969-10-01 Thorn Aei Radio And Tubes Ltd Improvements in Cathode Ray Tubes for Colour Television
FR2166107A1 (fr) * 1971-12-30 1973-08-10 Hitachi Ltd
FR2208184A1 (fr) * 1972-11-10 1974-06-21 Rca Corp
FR2366687A1 (fr) * 1976-10-04 1978-04-28 Rca Corp Tube a rayons cathodiques du type a masque d'ombre

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2745978A (en) * 1954-08-23 1956-05-15 Rca Corp Cathode ray tube
BE557575A (fr) * 1956-05-16
US2937297A (en) * 1957-08-05 1960-05-17 Sylvania Electric Prod Image display device
US3109117A (en) 1961-05-22 1963-10-29 Rauland Corp Color reproducing cathode-ray tube
US3330980A (en) * 1965-07-16 1967-07-11 Rca Corp Shadow mask mounted with bi-metallic sections connected by expansible loop
JPS4826175B1 (fr) 1969-02-17 1973-08-07
FR2088918A5 (fr) * 1970-04-29 1972-01-07 France Couleur
JPS5713985B2 (fr) * 1971-08-27 1982-03-20
JPS4965779A (fr) 1972-10-27 1974-06-26

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1165766A (en) * 1967-06-06 1969-10-01 Thorn Aei Radio And Tubes Ltd Improvements in Cathode Ray Tubes for Colour Television
FR2166107A1 (fr) * 1971-12-30 1973-08-10 Hitachi Ltd
FR2208184A1 (fr) * 1972-11-10 1974-06-21 Rca Corp
FR2366687A1 (fr) * 1976-10-04 1978-04-28 Rca Corp Tube a rayons cathodiques du type a masque d'ombre

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2565406A1 (fr) * 1984-05-31 1985-12-06 Rca Corp Perfectionnements apportes aux masques d'ombre des tubes images couleur

Also Published As

Publication number Publication date
FR2305017A1 (fr) 1976-10-15
DE2611335A1 (de) 1976-09-23
FR2305017B1 (fr) 1981-11-20
NL7602848A (nl) 1976-09-21
FR2401513B1 (fr) 1985-10-04
NL188313C (nl) 1992-05-18
GB1546889A (en) 1979-05-31
BE839689A (nl) 1976-07-16
JPS51118956A (en) 1976-10-19
SU1391510A3 (ru) 1988-04-23
PL113474B1 (en) 1980-12-31
ES451327A1 (es) 1977-11-01
CA1070747A (fr) 1980-01-29
NL188313B (nl) 1991-12-16
IT1058438B (it) 1982-04-10
DE2611335C2 (de) 1983-06-23
ATA204976A (de) 1977-10-15
ES446016A1 (es) 1977-06-01
JPS5893146A (ja) 1983-06-02
AU1203176A (en) 1977-09-22
JPS5947420B2 (ja) 1984-11-19
AT343729B (de) 1978-06-12
ZA761539B (en) 1977-03-30
BR7601575A (pt) 1976-09-14
AU504894B2 (en) 1979-11-01
MX3370E (es) 1980-10-15

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Legal Events

Date Code Title Description
ST Notification of lapse