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FR986384A - Perfectionnements aux tubes cathodiques - Google Patents

Perfectionnements aux tubes cathodiques

Info

Publication number
FR986384A
FR986384A FR986384DA FR986384A FR 986384 A FR986384 A FR 986384A FR 986384D A FR986384D A FR 986384DA FR 986384 A FR986384 A FR 986384A
Authority
FR
France
Prior art keywords
cathode ray
ray tubes
tubes
cathode
ray
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 FR986384A publication Critical patent/FR986384A/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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/54—Arrangements for centring ray or beam
FR986384D 1948-05-21 1949-05-20 Perfectionnements aux tubes cathodiques Expired FR986384A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28315A US2513929A (en) 1948-05-21 1948-05-21 Beam centering device for cathode-ray tubes

Publications (1)

Publication Number Publication Date
FR986384A true FR986384A (fr) 1951-07-31

Family

ID=21842756

Family Applications (1)

Application Number Title Priority Date Filing Date
FR986384D Expired FR986384A (fr) 1948-05-21 1949-05-20 Perfectionnements aux tubes cathodiques

Country Status (3)

Country Link
US (1) US2513929A (fr)
FR (1) FR986384A (fr)
GB (1) GB666907A (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1067941B (fr) * 1959-10-29
US2575067A (en) * 1948-05-13 1951-11-13 Clarostat Mfg Co Inc Ion trap
US2569327A (en) * 1948-08-31 1951-09-25 Rca Corp Electron beam bender
US2539156A (en) * 1949-01-19 1951-01-23 Tele Tone Radio Corp Ion trap magnet
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
US2569517A (en) * 1949-09-09 1951-10-02 Du Mont Allen B Lab Inc Magnet for cathode-ray tube ion traps
US2553792A (en) * 1949-10-01 1951-05-22 Indiana Steel Products Co Ion trap and centering magnet assembly
US2552342A (en) * 1949-11-17 1951-05-08 Clarostat Mfg Co Inc Magnetic structure for use in ion-traps
US2544898A (en) * 1949-12-31 1951-03-13 Guardian Electric Mfg Co Centering device for beams of cathode-ray tubes
NL160744B (nl) * 1950-05-04 Mengele & Soehne Masch Karl Buigbewerkingsinrichting.
US2663815A (en) * 1950-09-26 1953-12-22 Clarostat Mfg Co Inc Ion trap
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
US2653262A (en) * 1951-06-05 1953-09-22 Philco Corp Control device
US2603550A (en) * 1951-07-12 1952-07-15 Philco Corp Method of aligning cathode-ray tube assemblies
US2598916A (en) * 1951-08-11 1952-06-03 All Star Products Inc Ion trap of uniform flux density
GB731451A (en) * 1952-10-23 1955-06-08 Dennis Henry Covill Improvements in or relating to arrangements for use with cathode ray tubes
US2817782A (en) * 1954-07-09 1957-12-24 Rca Corp Cathode ray tube deflection apparatus
US2885586A (en) * 1954-12-24 1959-05-05 Sylvania Electric Prod Television receiver
US2922908A (en) * 1955-08-31 1960-01-26 Westinghouse Electric Corp Retaining device
US2854598A (en) * 1955-11-21 1958-09-30 Baermann Max Magnetic field adjuster for television picture tubes
US2898493A (en) * 1956-05-31 1959-08-04 Sylvania Electric Prod Method and apparatus for controlling electron beams
US3303444A (en) * 1964-07-16 1967-02-07 Videocraft Mfg Co Electron beam convergence and deflection apparatus
NL148440C (fr) * 1964-08-31

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2224933A (en) * 1934-02-09 1940-12-17 Loewe Radio Inc Magnetic distortion correcting means for cathode ray tubes
US2102421A (en) * 1934-07-12 1937-12-14 Gen Electric Cathode ray oscillograph
FR796502A (fr) * 1934-10-19 1936-04-09 Fernseh Ag Aimant maintenant le rayon rectiligne dans les tubes de braun
GB504802A (en) * 1937-11-01 1939-05-01 Frederick Hermes Nicoll Improvements in or relating to permanent magnet devices for producing axially symmetrical magnetic fields
US2442975A (en) * 1943-08-31 1948-06-08 Rca Corp Focusing system
US2431077A (en) * 1943-08-31 1947-11-18 Rca Corp Cathode-ray tube with revolving magnets and adjustable sleeve
US2418487A (en) * 1944-03-31 1947-04-08 Bell Telephone Labor Inc Cathode ray magnetic focusing device
US2460609A (en) * 1946-01-24 1949-02-01 Rca Corp Beam aligning apparatus
US2456474A (en) * 1946-07-02 1948-12-14 Gen Electric Electric discharge device

Also Published As

Publication number Publication date
US2513929A (en) 1950-07-04
GB666907A (en) 1952-02-20

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