GB1232154A - - Google Patents

Info

Publication number
GB1232154A
GB1232154A GB1232154DA GB1232154A GB 1232154 A GB1232154 A GB 1232154A GB 1232154D A GB1232154D A GB 1232154DA GB 1232154 A GB1232154 A GB 1232154A
Authority
GB
United Kingdom
Prior art keywords
shaping
mesh
lens
plate
electrodes
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 GB1232154A publication Critical patent/GB1232154A/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

Landscapes

  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Electron Beam Exposure (AREA)
GB1232154D 1968-08-19 1969-08-04 Expired GB1232154A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75360168A 1968-08-19 1968-08-19

Publications (1)

Publication Number Publication Date
GB1232154A true GB1232154A (enrdf_load_stackoverflow) 1971-05-19

Family

ID=25031353

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1232154D Expired GB1232154A (enrdf_load_stackoverflow) 1968-08-19 1969-08-04

Country Status (5)

Country Link
US (1) US3579014A (enrdf_load_stackoverflow)
DE (1) DE1942147A1 (enrdf_load_stackoverflow)
FR (1) FR2015886A1 (enrdf_load_stackoverflow)
GB (1) GB1232154A (enrdf_load_stackoverflow)
NL (1) NL6912535A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2076589B (en) * 1980-05-19 1985-03-06 Hughes Aircraft Co Electron-beam shaping apparatus
US20020089277A1 (en) * 2001-01-11 2002-07-11 Thomas Skupien Beam forming region having an array of emitting areas

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE513449A (enrdf_load_stackoverflow) * 1951-08-11
US2824250A (en) * 1955-05-12 1958-02-18 Gen Dynamics Corp Cathode ray apparatus utilizing convergence means
US2877369A (en) * 1955-06-02 1959-03-10 Rca Corp Electron beam tube
US2939982A (en) * 1957-10-02 1960-06-07 Gen Dynamics Corp Cathode ray tube apparatus
US3049641A (en) * 1959-05-08 1962-08-14 Gen Electric High transconductance cathode ray tube
US3143681A (en) * 1959-12-07 1964-08-04 Gen Electric Spiral electrostatic electron lens
US3151270A (en) * 1961-03-31 1964-09-29 Bell Telephone Labor Inc Electron ribbon beam encoder tube with beam tilt control
US3143685A (en) * 1961-07-24 1964-08-04 Multi Tron Lab Inc Character display cathode ray tube
US3354335A (en) * 1964-11-02 1967-11-21 Stromberg Carlson Corp Electron gun construction for shapedbeam cathode-ray tubes providing variable beam size

Also Published As

Publication number Publication date
DE1942147A1 (de) 1970-03-05
NL6912535A (enrdf_load_stackoverflow) 1970-02-23
FR2015886A1 (enrdf_load_stackoverflow) 1970-04-30
US3579014A (en) 1971-05-18

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Legal Events

Date Code Title Description
CSNS Application of which complete specification have been accepted and published, but patent is not sealed