BE469227A - - Google Patents

Info

Publication number
BE469227A
BE469227A BE469227DA BE469227A BE 469227 A BE469227 A BE 469227A BE 469227D A BE469227D A BE 469227DA BE 469227 A BE469227 A BE 469227A
Authority
BE
Belgium
Application number
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.)
Publication of BE469227A publication Critical patent/BE469227A/xx

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
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
    • H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
    • 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
    • H01J29/48—Electron guns
    • H01J29/485—Construction of the gun or of parts thereof
BE469227D 1945-10-03 BE469227A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US620147A US2468136A (en) 1945-10-03 1945-10-03 Focusing electrode

Publications (1)

Publication Number Publication Date
BE469227A true BE469227A (xx)

Family

ID=24484778

Family Applications (1)

Application Number Title Priority Date Filing Date
BE469227D BE469227A (xx) 1945-10-03

Country Status (4)

Country Link
US (1) US2468136A (xx)
BE (1) BE469227A (xx)
FR (1) FR938656A (xx)
GB (1) GB618070A (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL152658B (nl) * 1949-05-06 Turmix Ag Luchtbevochtiger.
US2672568A (en) * 1951-03-27 1954-03-16 Int Standard Electric Corp Electron gun for cathode-ray tubes
US2740913A (en) * 1951-11-01 1956-04-03 Itt Electron gun

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1314603A (en) * 1919-09-02 Electrode coating
US2154278A (en) * 1936-10-16 1939-04-11 Westinghouse Electric & Mfg Co Carbon exterior anode
US2202588A (en) * 1937-06-23 1940-05-28 Siemens Ag Electrode system for cathode ray tubes
US2359769A (en) * 1943-12-22 1944-10-10 Standard Telephones Cables Ltd Electron discharge device

Also Published As

Publication number Publication date
US2468136A (en) 1949-04-26
GB618070A (en) 1949-02-16
FR938656A (fr) 1948-10-21

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