BE749492A - SHADOW MASK FOR TELEVISION IMAGE TUBES - Google Patents

SHADOW MASK FOR TELEVISION IMAGE TUBES

Info

Publication number
BE749492A
BE749492A BE749492DA BE749492A BE 749492 A BE749492 A BE 749492A BE 749492D A BE749492D A BE 749492DA BE 749492 A BE749492 A BE 749492A
Authority
BE
Belgium
Prior art keywords
shadow mask
television image
image tubes
tubes
television
Prior art date
Application number
Other languages
French (fr)
Inventor
M C Kirchner
Original Assignee
Northern Metal Products Inc
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 Northern Metal Products Inc filed Critical Northern Metal Products Inc
Publication of BE749492A publication Critical patent/BE749492A/en

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
    • H01J29/073—Mounting arrangements associated with shadow masks
    • 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
    • H01J2229/0722—Frame
    • 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
    • H01J2229/0766—Details of skirt or border
    • H01J2229/0772—Apertures, cut-outs, depressions, or the like
BE749492D 1969-05-01 1970-04-24 SHADOW MASK FOR TELEVISION IMAGE TUBES BE749492A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82105669A 1969-05-01 1969-05-01

Publications (1)

Publication Number Publication Date
BE749492A true BE749492A (en) 1970-10-01

Family

ID=25232383

Family Applications (1)

Application Number Title Priority Date Filing Date
BE749492D BE749492A (en) 1969-05-01 1970-04-24 SHADOW MASK FOR TELEVISION IMAGE TUBES

Country Status (6)

Country Link
US (1) US3558955A (en)
BE (1) BE749492A (en)
DE (1) DE1947432A1 (en)
FR (1) FR2046087A5 (en)
GB (1) GB1227894A (en)
NL (1) NL7006115A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3700949A (en) * 1971-01-21 1972-10-24 Nippon Electric Co Color television picture tube
US3912963A (en) * 1973-09-07 1975-10-14 Zenith Radio Corp Color crt having shadow mask with forwardly directed, outwardly flared skirt
US20070221591A1 (en) * 2006-03-24 2007-09-27 Yang-Yuan Hsu Wedged sliding trough structure

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2897392A (en) * 1956-02-09 1959-07-28 Zenith Radio Corp Color television tube mask and frame assembly
US3351996A (en) * 1965-03-29 1967-11-14 Rauland Corp Method of making a rectangular-mask assembly for a shadow-mask type of color tube
US3479546A (en) * 1968-06-11 1969-11-18 Buckbee Mears Co Self-supporting shadow mask for colored tv picture tubes

Also Published As

Publication number Publication date
DE1947432A1 (en) 1970-11-05
US3558955A (en) 1971-01-26
GB1227894A (en) 1971-04-07
NL7006115A (en) 1970-11-03
FR2046087A5 (en) 1971-03-05

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