FR61828E - Perfectionnements aux tubes à faisceau électronique - Google Patents

Perfectionnements aux tubes à faisceau électronique

Info

Publication number
FR61828E
FR61828E FR61828DA FR61828E FR 61828 E FR61828 E FR 61828E FR 61828D A FR61828D A FR 61828DA FR 61828 E FR61828 E FR 61828E
Authority
FR
France
Prior art keywords
electron beam
beam tubes
tubes
electron
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
English (en)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR61828E publication Critical patent/FR61828E/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
    • H01J29/84—Traps for removing or diverting unwanted particles, e.g. negative ions, fringing electrons; Arrangements for velocity or mass selection
    • H01J29/845—Traps for removing or diverting unwanted particles, e.g. negative ions, fringing electrons; Arrangements for velocity or mass selection by means of magnetic systems
    • 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
    • H01J29/84—Traps for removing or diverting unwanted particles, e.g. negative ions, fringing electrons; Arrangements for velocity or mass selection
FR61828D 1946-07-02 1951-07-05 Perfectionnements aux tubes à faisceau électronique Expired FR61828E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US680895A US2456474A (en) 1946-07-02 1946-07-02 Electric discharge device

Publications (1)

Publication Number Publication Date
FR61828E true FR61828E (fr) 1955-05-18

Family

ID=24732961

Family Applications (2)

Application Number Title Priority Date Filing Date
FR946839D Expired FR946839A (fr) 1946-07-02 1947-05-16 Perfectionnements aux tubes à faisceau électronique
FR61828D Expired FR61828E (fr) 1946-07-02 1951-07-05 Perfectionnements aux tubes à faisceau électronique

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR946839D Expired FR946839A (fr) 1946-07-02 1947-05-16 Perfectionnements aux tubes à faisceau électronique

Country Status (3)

Country Link
US (1) US2456474A (fr)
FR (2) FR946839A (fr)
GB (1) GB668161A (fr)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2732512A (en) * 1956-01-24 briggs
US2592242A (en) * 1946-07-02 1952-04-08 Gen Electric Electron gun and mounting therefor
US2712079A (en) * 1946-12-13 1955-06-28 Lloyd P Hunter Calutron
US2575067A (en) * 1948-05-13 1951-11-13 Clarostat Mfg Co Inc Ion trap
US2513929A (en) * 1948-05-21 1950-07-04 Gen Electric Beam centering device for cathode-ray tubes
NL147142B (nl) * 1948-06-29 Hoffmann La Roche Werkwijze voor de bereiding van een hydrochloride van een benzodiazepinederivaat, werkwijze voor de bereiding van preparaten met hypnogene eigenschappen, en het gevormde preparaat.
NL147275B (nl) * 1948-07-01 Plessey Uk Limited Elektrische momentschakelaar voor drukknopbediening.
US2569327A (en) * 1948-08-31 1951-09-25 Rca Corp Electron beam bender
BE492805A (fr) * 1948-12-21
US2522872A (en) * 1949-01-10 1950-09-19 Heppner Mfg Company Device for controlling the path of travel of electrons in cathoderay tubes
US2552341A (en) * 1949-02-03 1951-05-08 Clarostat Mfg Co Inc Magnetic structure for use in ion-traps
GB670021A (en) * 1949-02-18 1952-04-09 Patrick Richard James Court Improvements in beam centering devices for cathode ray tubes
US2553039A (en) * 1949-04-26 1951-05-15 Zenith Radio Corp Cathode-ray tube combined beam centering and deflection device
US2569517A (en) * 1949-09-09 1951-10-02 Du Mont Allen B Lab Inc Magnet for cathode-ray tube ion traps
US2549602A (en) * 1949-10-01 1951-04-17 Indiana Steel Products Co Applicator for ion traps
US2553792A (en) * 1949-10-01 1951-05-22 Indiana Steel Products Co Ion trap and centering magnet assembly
US2580355A (en) * 1949-10-08 1951-12-25 Du Mont Allen B Lab Inc Ion trap magnet
US2552342A (en) * 1949-11-17 1951-05-08 Clarostat Mfg Co Inc Magnetic structure for use in ion-traps
NL157537B (nl) * 1949-11-25 Calsilox Sa Werkwijze en inrichting voor het in een vorm fixeren van wapening.
US2744208A (en) * 1949-12-02 1956-05-01 Rca Corp Ion trap electron gun
US2564737A (en) * 1949-12-23 1951-08-21 Rauland Corp Cathode-ray tube
US2544898A (en) * 1949-12-31 1951-03-13 Guardian Electric Mfg Co Centering device for beams of cathode-ray tubes
US2544875A (en) * 1950-03-02 1951-03-13 Pye Ltd Combination centering, focusing, and deflecting device for beam of cathode-ray tubes
US2596508A (en) * 1950-04-19 1952-05-13 Rauland Corp Electron gun for cathode-ray tubes
BE502947A (fr) * 1950-05-02
US2565533A (en) * 1950-05-19 1951-08-28 Rauland Corp Cathode-ray tube
US2582402A (en) * 1950-09-29 1952-01-15 Rauland Corp Ion trap type electron gun
US2574039A (en) * 1951-02-17 1951-11-06 All Star Products Inc Magnetic centering device for cathode ray tubes
US2597465A (en) * 1951-03-23 1952-05-20 Emmer Milton Beam deflector for cathode-ray tubes
US2741724A (en) * 1951-11-27 1956-04-10 Rauland Corp Image-reproducing device
US2707246A (en) * 1952-09-04 1955-04-26 Gen Electric Combination focusing-ion trap structures for cathode-ray tubes
US2793312A (en) * 1952-12-24 1957-05-21 Rca Corp Electron gun structure
US2842702A (en) * 1954-09-02 1958-07-08 Rca Corp Cathode grid assembly
US2810851A (en) * 1955-07-01 1957-10-22 Johnson And Hoffman Mfg Corp Electrodes for electron gun units
US3011046A (en) * 1956-05-03 1961-11-28 Emporium Specialties Co Inc Manufacture of electrodes
US2964880A (en) * 1956-05-25 1960-12-20 Fivre Valvole Radio Elett Spa Process for preparing glass elements
US2915662A (en) * 1956-08-24 1959-12-01 Nat Video Corp Centering arrangement and method for beams of cathode ray tubes
US2963608A (en) * 1957-08-07 1960-12-06 Sylvania Electric Prod Cathode ray tube structure
US3226587A (en) * 1960-01-28 1965-12-28 Rca Corp Cathode ray tube and magnetic deflection means therefor
NL263731A (fr) * 1960-04-18
US3814973A (en) * 1972-09-05 1974-06-04 Duro Test Corp Electric lamps of the vibrating filament type having a conductive coating

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2188579A (en) * 1933-05-27 1940-01-30 Loewe Radio Inc Cathode ray tube, more particularly for television purposes
FR796502A (fr) * 1934-10-19 1936-04-09 Fernseh Ag Aimant maintenant le rayon rectiligne dans les tubes de braun
US2274586A (en) * 1939-02-25 1942-02-24 Philco Radio & Television Corp Cathode ray tube
US2211613A (en) * 1936-08-14 1940-08-13 Hygrade Sylvania Corp Cathode ray tube
GB498491A (en) * 1937-07-09 1939-01-09 A C Cossor Holdings Ltd Improvements in cathode ray tubes
GB518221A (en) * 1938-08-12 1940-02-21 Ferranti Ltd Improvements in or relating to cathode ray tubes

Also Published As

Publication number Publication date
GB668161A (en) 1952-03-12
FR946839A (fr) 1949-06-15
US2456474A (en) 1948-12-14

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