FR2172410A1 - - Google Patents

Info

Publication number
FR2172410A1
FR2172410A1 FR7305683A FR7305683A FR2172410A1 FR 2172410 A1 FR2172410 A1 FR 2172410A1 FR 7305683 A FR7305683 A FR 7305683A FR 7305683 A FR7305683 A FR 7305683A FR 2172410 A1 FR2172410 A1 FR 2172410A1
Authority
FR
France
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.)
Granted
Application number
FR7305683A
Other languages
French (fr)
Other versions
FR2172410B1 (ja
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.)
Teledyne UK Ltd
Original Assignee
English Electric Valve Co Ltd
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 English Electric Valve Co Ltd filed Critical English Electric Valve Co Ltd
Publication of FR2172410A1 publication Critical patent/FR2172410A1/fr
Application granted granted Critical
Publication of FR2172410B1 publication Critical patent/FR2172410B1/fr
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
    • 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
    • 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
    • H01J31/38—Tubes with photoconductive screen, e.g. vidicon
FR7305683A 1972-02-17 1973-02-16 Expired FR2172410B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB735372*[A GB1358475A (en) 1972-02-17 1972-02-17 Camera tubes

Publications (2)

Publication Number Publication Date
FR2172410A1 true FR2172410A1 (ja) 1973-09-28
FR2172410B1 FR2172410B1 (ja) 1976-05-14

Family

ID=9831500

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7305683A Expired FR2172410B1 (ja) 1972-02-17 1973-02-16

Country Status (6)

Country Link
US (1) US3813572A (ja)
JP (1) JPS4895722A (ja)
CA (1) CA952959A (ja)
FR (1) FR2172410B1 (ja)
GB (1) GB1358475A (ja)
NL (1) NL7301844A (ja)

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
DE2305930A1 (de) 1973-09-06
FR2172410B1 (ja) 1976-05-14
US3813572A (en) 1974-05-28
JPS4895722A (ja) 1973-12-07
CA952959A (en) 1974-08-13
GB1358475A (en) 1974-07-03
DE2305930B2 (de) 1975-08-07
NL7301844A (ja) 1973-08-21

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Legal Events

Date Code Title Description
ST Notification of lapse