BE374539A - - Google Patents

Info

Publication number
BE374539A
BE374539A BE374539DA BE374539A BE 374539 A BE374539 A BE 374539A BE 374539D A BE374539D A BE 374539DA BE 374539 A BE374539 A BE 374539A
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 BE374539A publication Critical patent/BE374539A/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
    • H01J29/80—Arrangements for controlling the ray or beam after passing the main deflection system, e.g. for post-acceleration or post-concentration, for colour switching
    • 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
    • H01J29/488—Schematic arrangements of the electrodes for beam forming; Place and form of the elecrodes
    • 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
BE374539D 1929-11-16 BE374539A (ja�@�@)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US407652A US2109245A (en) 1929-11-16 1929-11-16 Vacuum tube

Publications (1)

Publication Number Publication Date
BE374539A true BE374539A (ja�@�@)

Family

ID=23612963

Family Applications (1)

Application Number Title Priority Date Filing Date
BE374539D BE374539A (ja�@�@) 1929-11-16

Country Status (4)

Country Link
US (1) US2109245A (ja�@�@)
BE (1) BE374539A (ja�@�@)
DE (1) DE623082C (ja�@�@)
FR (1) FR705523A (ja�@�@)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB403973A (en) * 1932-07-04 1934-01-04 Marconi Wireless Telegraph Co Improvements in or relating to electronic amplifier valves
DE878510C (de) * 1932-07-16 1953-06-05 Aeg Elektronenstrahlroehre fuer Tonfilm- und Fernsehzwecke
US2540621A (en) * 1948-02-19 1951-02-06 Rca Corp Electron gun structure
US2712975A (en) * 1949-07-18 1955-07-12 Meditron Company Electronic diagnostic instruments
US3383536A (en) * 1964-09-22 1968-05-14 Westinghouse Electric Corp Cathode ray tube generating circular beam by lineal filament critically spaced from circular aperture

Also Published As

Publication number Publication date
DE623082C (de) 1935-12-12
FR705523A (fr) 1931-06-09
US2109245A (en) 1938-02-22

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