FR1171257A - electron beam screen for cathode ray tube - Google Patents

electron beam screen for cathode ray tube

Info

Publication number
FR1171257A
FR1171257A FR1171257DA FR1171257A FR 1171257 A FR1171257 A FR 1171257A FR 1171257D A FR1171257D A FR 1171257DA FR 1171257 A FR1171257 A FR 1171257A
Authority
FR
France
Prior art keywords
electron beam
ray tube
cathode ray
beam screen
screen
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
Other languages
French (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.)
CBS Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR1171257A publication Critical patent/FR1171257A/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
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/18—Luminescent screens
    • H01J29/24—Supports for luminescent material
    • 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
    • H01J2229/0727—Aperture plate
    • H01J2229/0766—Details of skirt or border
    • H01J2229/0772—Apertures, cut-outs, depressions, or the like
FR1171257D 1956-04-17 1957-04-16 electron beam screen for cathode ray tube Expired FR1171257A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US578624A US2906904A (en) 1956-04-17 1956-04-17 Cathode ray tube

Publications (1)

Publication Number Publication Date
FR1171257A true FR1171257A (en) 1959-01-23

Family

ID=24313633

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1171257D Expired FR1171257A (en) 1956-04-17 1957-04-16 electron beam screen for cathode ray tube

Country Status (4)

Country Link
US (1) US2906904A (en)
FR (1) FR1171257A (en)
GB (1) GB813954A (en)
NL (1) NL216226A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2939981A (en) * 1958-03-07 1960-06-07 Paramount Pictures Corp Grid frame support structures for cathode ray tubes
US3358170A (en) * 1962-01-11 1967-12-12 Rauland Corp Color television picture tube and mating support members for mounting the color selection mask within the tube
US3333134A (en) * 1964-06-12 1967-07-25 Rca Corp Shadow mask frame with curved supporting flange paralleling screen surface
US3335479A (en) * 1964-06-12 1967-08-15 Rca Corp Method of fabricating and processing cathode ray tubes
US3473065A (en) * 1966-01-18 1969-10-14 Nat Video Corp Over-scanning shield provided in colored television tube between the mask support and the tube
US4002941A (en) * 1966-10-27 1977-01-11 Rca Corporation Shadow mask cathode ray tube shield
DE1512379B2 (en) * 1967-01-13 1970-08-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Device for holding a shadow mask on a front glass frame of a color television picture tube
US3404302A (en) * 1967-06-21 1968-10-01 Gen Electric Envelope wall with two continuous ledges for positioning and supporting aperture mask
US3449612A (en) * 1968-04-24 1969-06-10 Sylvania Electric Prod Color cathode ray tube having shadow mask frame formed to accommodate a support system
US3601650A (en) * 1969-08-11 1971-08-24 Zenith Radio Corp Integrated shadow mask structure
US3873874A (en) * 1974-02-20 1975-03-25 Gte Sylvania Inc Shield attached by sealing to panel sidewall of cathode ray tube
US4100451A (en) * 1974-08-19 1978-07-11 Zenith Radio Corporation Face panel assembly for a color cathode ray tube
US4670686A (en) * 1986-04-29 1987-06-02 Rca Corporation CRT internal magnetic shield contact spring

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2661437A (en) * 1951-06-19 1953-12-01 Nat Union Radio Corp Dark trace cathode-ray tube
US2695372A (en) * 1951-10-23 1954-11-23 Chromatic Television Lab Inc Grid structure for cathode-ray tubes
US2722623A (en) * 1953-03-31 1955-11-01 Rca Corp Color-kinescopes etc.
US2690518A (en) * 1953-06-01 1954-09-28 Columbia Broadcasting Syst Inc Color picture tube
US2806162A (en) * 1954-08-18 1957-09-10 Rca Corp Cathode-ray tube

Also Published As

Publication number Publication date
GB813954A (en) 1959-05-27
NL216226A (en)
US2906904A (en) 1959-09-29

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