CA1070747A - Cathode ray tube having shadow mask with variable aperture spacing and mask-screen spacing - Google Patents

Cathode ray tube having shadow mask with variable aperture spacing and mask-screen spacing

Info

Publication number
CA1070747A
CA1070747A CA247,558A CA247558A CA1070747A CA 1070747 A CA1070747 A CA 1070747A CA 247558 A CA247558 A CA 247558A CA 1070747 A CA1070747 A CA 1070747A
Authority
CA
Canada
Prior art keywords
mask
screen
spacing
tube
center
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
CA247,558A
Other languages
English (en)
French (fr)
Inventor
Albert M. Morrell
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
Application granted granted Critical
Publication of CA1070747A publication Critical patent/CA1070747A/en
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)
CA247,558A 1975-03-19 1976-03-10 Cathode ray tube having shadow mask with variable aperture spacing and mask-screen spacing Expired CA1070747A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA1070747A true CA1070747A (en) 1980-01-29

Family

ID=24234985

Family Applications (1)

Application Number Title Priority Date Filing Date
CA247,558A Expired CA1070747A (en) 1975-03-19 1976-03-10 Cathode ray tube having shadow mask with variable aperture spacing and mask-screen spacing

Country Status (16)

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

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1088987A (en) * 1976-10-04 1980-11-04 Albert M. Morrell Cathode ray tube having improved shadow mask
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
US4583022A (en) * 1984-05-31 1986-04-15 Rca Corporation Color picture tube having shadow mask with specific curvature and column aperture spacing
IN165336B (xx) * 1985-03-14 1989-09-23 Rca Corp
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
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
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

Family Cites Families (13)

* 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 (xx) * 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
GB1165766A (en) * 1967-06-06 1969-10-01 Thorn Aei Radio And Tubes Ltd Improvements in Cathode Ray Tubes for Colour Television
JPS4826175B1 (xx) 1969-02-17 1973-08-07
FR2088918A5 (xx) * 1970-04-29 1972-01-07 France Couleur
JPS5713985B2 (xx) * 1971-08-27 1982-03-20
JPS4874783A (xx) * 1971-12-30 1973-10-08
JPS4965779A (xx) 1972-10-27 1974-06-26
US3766419A (en) * 1972-11-10 1973-10-16 Rca Corp Cathode-ray tube with shadow mask having random web distribution
CA1088987A (en) * 1976-10-04 1980-11-04 Albert M. Morrell Cathode ray tube having improved shadow mask

Also Published As

Publication number Publication date
ZA761539B (en) 1977-03-30
JPS51118956A (en) 1976-10-19
PL113474B1 (en) 1980-12-31
DE2611335C2 (de) 1983-06-23
IT1058438B (it) 1982-04-10
ES446016A1 (es) 1977-06-01
SU1391510A3 (ru) 1988-04-23
DE2611335A1 (de) 1976-09-23
FR2305017A1 (fr) 1976-10-15
FR2401513A1 (fr) 1979-03-23
GB1546889A (en) 1979-05-31
AU504894B2 (en) 1979-11-01
ES451327A1 (es) 1977-11-01
BE839689A (nl) 1976-07-16
FR2305017B1 (xx) 1981-11-20
NL188313B (nl) 1991-12-16
AT343729B (de) 1978-06-12
MX3370E (es) 1980-10-15
BR7601575A (pt) 1976-09-14
NL188313C (nl) 1992-05-18
AU1203176A (en) 1977-09-22
FR2401513B1 (fr) 1985-10-04
JPS5893146A (ja) 1983-06-02
JPS5947420B2 (ja) 1984-11-19
ATA204976A (de) 1977-10-15
NL7602848A (nl) 1976-09-21

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Legal Events

Date Code Title Description
MKEX Expiry