FR798933A - Cold cathode tubes - Google Patents

Cold cathode tubes

Info

Publication number
FR798933A
FR798933A FR798933DA FR798933A FR 798933 A FR798933 A FR 798933A FR 798933D A FR798933D A FR 798933DA FR 798933 A FR798933 A FR 798933A
Authority
FR
France
Prior art keywords
cold cathode
cathode tubes
tubes
cold
cathode
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)
Inventor
Walter Rogowski
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 filed Critical
Application granted granted Critical
Publication of FR798933A publication Critical patent/FR798933A/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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/52—Arrangements for controlling intensity of ray or beam, e.g. for modulation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
    • H01J35/06—Cathodes
    • H01J35/065—Field emission, photo emission or secondary emission cathodes
FR798933D 1935-12-06 1935-12-07 Cold cathode tubes Expired FR798933A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB33878/35A GB463210A (en) 1935-12-06 1935-12-06 Improvements in or relating to cold cathode electron discharge tubes

Publications (1)

Publication Number Publication Date
FR798933A true FR798933A (en) 1936-05-29

Family

ID=10358634

Family Applications (1)

Application Number Title Priority Date Filing Date
FR798933D Expired FR798933A (en) 1935-12-06 1935-12-07 Cold cathode tubes

Country Status (3)

Country Link
US (1) US2210127A (en)
FR (1) FR798933A (en)
GB (1) GB463210A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2511143A (en) * 1948-02-12 1950-06-13 Zenith Radio Corp Electron discharge device
US2672568A (en) * 1951-03-27 1954-03-16 Int Standard Electric Corp Electron gun for cathode-ray tubes
US2673305A (en) * 1951-05-31 1954-03-23 Rauland Corp Image-reproducing device
US2627043A (en) * 1951-07-03 1953-01-27 Rauland Corp Image-reproducing device
US2627049A (en) * 1951-07-03 1953-01-27 Rauland Corp Cathode-ray tube electrode
US2627047A (en) * 1951-07-03 1953-01-27 Rauland Corp Cathode-ray tube electrode
US2658160A (en) * 1951-11-23 1953-11-03 Rauland Corp Image-reproducing device
CH348753A (en) * 1957-01-31 1960-09-15 Trueb Taeuber & Co Ag Cold cathode beam generation system for electron beam machines

Also Published As

Publication number Publication date
US2210127A (en) 1940-08-06
GB463210A (en) 1937-03-24

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