GB1290387A - - Google Patents

Info

Publication number
GB1290387A
GB1290387A GB1290387DA GB1290387A GB 1290387 A GB1290387 A GB 1290387A GB 1290387D A GB1290387D A GB 1290387DA GB 1290387 A GB1290387 A GB 1290387A
Authority
GB
United Kingdom
Prior art keywords
substrate
electrodes
cathode
characters
same
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)
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 GB1290387A publication Critical patent/GB1290387A/en
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
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
    • H01J31/16—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen with mask carrying a number of selectively displayable signs, e.g. charactron, numeroscope
    • 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
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
    • H01J31/128—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen provided with control means permitting the electron beam to reach selected parts of the screen, e.g. digitally controlled display tubes

Landscapes

  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
GB1290387D 1968-11-19 1969-10-24 Expired GB1290387A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP43084152A JPS4814384B1 (enrdf_load_stackoverflow) 1968-11-19 1968-11-19

Publications (1)

Publication Number Publication Date
GB1290387A true GB1290387A (enrdf_load_stackoverflow) 1972-09-27

Family

ID=13822517

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1290387D Expired GB1290387A (enrdf_load_stackoverflow) 1968-11-19 1969-10-24

Country Status (6)

Country Link
US (1) US3651361A (enrdf_load_stackoverflow)
JP (1) JPS4814384B1 (enrdf_load_stackoverflow)
BE (1) BE740824A (enrdf_load_stackoverflow)
DE (1) DE1957968C3 (enrdf_load_stackoverflow)
FR (1) FR2023605A1 (enrdf_load_stackoverflow)
GB (1) GB1290387A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0030270A1 (en) * 1979-12-07 1981-06-17 International Business Machines Corporation Multiple beam cathode ray tube having reduced off-axis aberrations
US4306178A (en) 1978-10-04 1981-12-15 English Electric Valve Company Display arrangements
GB2131225A (en) * 1982-11-18 1984-06-13 Secr Defence Flood gun crt information display device

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3846630A (en) * 1970-01-07 1974-11-05 Zeev D Ben Method for identifying elemental areas of a photocathode
US3882339A (en) * 1974-06-17 1975-05-06 Gen Electric Gridded X-ray tube gun
US4193014A (en) * 1976-07-10 1980-03-11 English Electric Valve Company Limited Display arrangements
JP4895087B2 (ja) * 2005-09-29 2012-03-14 集塵装置株式会社 ウェット式バグフィルタ

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2718611A (en) * 1952-10-31 1955-09-20 Gen Dynamics Corp Cathode ray control apparatus
US2965801A (en) * 1954-12-23 1960-12-20 Philips Corp Method of and apparatus for position-selection, scanning and the like
US2862144A (en) * 1958-03-21 1958-11-25 Gen Dynamics Corp Simplified system for character selection in a shaped beam tube
GB975251A (enrdf_load_stackoverflow) * 1960-04-28 1900-01-01

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4306178A (en) 1978-10-04 1981-12-15 English Electric Valve Company Display arrangements
EP0030270A1 (en) * 1979-12-07 1981-06-17 International Business Machines Corporation Multiple beam cathode ray tube having reduced off-axis aberrations
US4338541A (en) 1979-12-07 1982-07-06 International Business Machines Corporation Multiple beam cathode ray tube having reduced off-axis aberrations
GB2131225A (en) * 1982-11-18 1984-06-13 Secr Defence Flood gun crt information display device

Also Published As

Publication number Publication date
DE1957968C3 (de) 1974-08-01
DE1957968B2 (de) 1973-12-20
FR2023605A1 (enrdf_load_stackoverflow) 1970-08-21
BE740824A (enrdf_load_stackoverflow) 1970-04-01
DE1957968A1 (de) 1970-08-13
US3651361A (en) 1972-03-21
JPS4814384B1 (enrdf_load_stackoverflow) 1973-05-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees