FR872430A - Tube à décharge à cathode photoélectrique - Google Patents

Tube à décharge à cathode photoélectrique

Info

Publication number
FR872430A
FR872430A FR872430DA FR872430A FR 872430 A FR872430 A FR 872430A FR 872430D A FR872430D A FR 872430DA FR 872430 A FR872430 A FR 872430A
Authority
FR
France
Prior art keywords
discharge tube
cathode discharge
photoelectric cathode
photoelectric
tube
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)
French (fr)
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.)
Robert Bosch Fernsehanlagen GmbH
Original Assignee
Fernseh GmbH
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 Fernseh GmbH filed Critical Fernseh GmbH
Application granted granted Critical
Publication of FR872430A publication Critical patent/FR872430A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J31/50—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output
    • H01J31/54—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output in which the electron ray or beam is reflected by the image input screen on to the image output screen
    • 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
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/36—Photoelectric screens; Charge-storage screens
    • H01J29/38—Photoelectric screens; Charge-storage screens not using charge storage, e.g. photo-emissive screen, extended cathode
FR872430D 1938-12-04 1941-05-23 Tube à décharge à cathode photoélectrique Expired FR872430A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF4594D DE891305C (de) 1938-12-04 1938-12-04 Entladungsroehre mit photoelektrischer Kathode

Publications (1)

Publication Number Publication Date
FR872430A true FR872430A (fr) 1942-06-08

Family

ID=7084256

Family Applications (1)

Application Number Title Priority Date Filing Date
FR872430D Expired FR872430A (fr) 1938-12-04 1941-05-23 Tube à décharge à cathode photoélectrique

Country Status (4)

Country Link
BE (1) BE437124A (enEXAMPLES)
DE (1) DE891305C (enEXAMPLES)
FR (1) FR872430A (enEXAMPLES)
NL (1) NL60019C (enEXAMPLES)

Also Published As

Publication number Publication date
NL60019C (enEXAMPLES) 1947-10-15
DE891305C (de) 1953-09-28
BE437124A (enEXAMPLES) 1939-12-30

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