BE486327A - - Google Patents

Info

Publication number
BE486327A
BE486327A BE486327DA BE486327A BE 486327 A BE486327 A BE 486327A BE 486327D A BE486327D A BE 486327DA BE 486327 A BE486327 A BE 486327A
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE486327A publication Critical patent/BE486327A/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
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/023—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof secondary-electron emitting electrode arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/26—Image pick-up tubes having an input of visible light and electric output
    • H01J31/28—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen
    • H01J31/34—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen having regulation of screen potential at cathode potential, e.g. orthicon
    • H01J31/36—Tubes with image amplification section, e.g. image-orthicon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/06—Electrode arrangements
    • H01J43/08—Cathode arrangements
BE486327D 1947-12-19 1948-12-15 BE486327A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US792797A US2498082A (en) 1947-12-19 1947-12-19 Gun structure for cathode-ray tubes

Publications (1)

Publication Number Publication Date
BE486327A true BE486327A (enrdf_load_html_response) 1948-12-31

Family

ID=25158098

Family Applications (1)

Application Number Title Priority Date Filing Date
BE486327D BE486327A (enrdf_load_html_response) 1947-12-19 1948-12-15

Country Status (6)

Country Link
US (1) US2498082A (enrdf_load_html_response)
BE (1) BE486327A (enrdf_load_html_response)
DE (1) DE838472C (enrdf_load_html_response)
FR (1) FR975875A (enrdf_load_html_response)
GB (1) GB662757A (enrdf_load_html_response)
NL (2) NL83421C (enrdf_load_html_response)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2777970A (en) * 1950-10-03 1957-01-15 Paul K Weimer Television camera storage tube
US2942132A (en) * 1957-10-02 1960-06-21 Rca Corp Electron multiplier
US3716738A (en) * 1971-04-26 1973-02-13 Itt Television camera tube having channel multiplier surrounding electron gun
FR2546663B1 (fr) * 1983-05-25 1985-07-12 Hyperelec Tube photomultiplicateur a une dynode insensible aux champs magnetiques eleves
US8255835B2 (en) 2004-02-24 2012-08-28 Research In Motion Limited Method and system for managing unread electronic messages

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1559460A (en) * 1920-06-30 1925-10-27 Ruben Samuel Electron tube
US2204503A (en) * 1937-02-20 1940-06-11 Firm Of Fernseh Ag Electron multiplier
US2424850A (en) * 1944-04-07 1947-07-29 Farnsworth Television & Radio Photoelectron multiplier

Also Published As

Publication number Publication date
US2498082A (en) 1950-02-21
FR975875A (fr) 1951-03-12
NL143880B (nl)
NL83421C (enrdf_load_html_response) 1956-07-16
DE838472C (de) 1952-05-08
GB662757A (en) 1951-12-12

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