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GB442427A - Improvements in and relating to cathode ray tubes - Google Patents

Improvements in and relating to cathode ray tubes

Info

Publication number
GB442427A
GB442427A GB35402/35A GB3540235A GB442427A GB 442427 A GB442427 A GB 442427A GB 35402/35 A GB35402/35 A GB 35402/35A GB 3540235 A GB3540235 A GB 3540235A GB 442427 A GB442427 A GB 442427A
Authority
GB
United Kingdom
Prior art keywords
electrode
cathode
june
ray tubes
concentrating
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
GB35402/35A
Other languages
English (en)
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.)
Loewe Opta GmbH
Original Assignee
Loewe Opta 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 Loewe Opta GmbH filed Critical Loewe Opta GmbH
Publication of GB442427A publication Critical patent/GB442427A/en
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
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
    • H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun

Landscapes

  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Electron Beam Exposure (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
GB35402/35A 1933-06-10 1934-06-09 Improvements in and relating to cathode ray tubes Expired GB442427A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE208832X 1933-06-10
DE200633X 1933-06-20
DE140733X 1933-07-14

Publications (1)

Publication Number Publication Date
GB442427A true GB442427A (en) 1936-02-07

Family

ID=27180663

Family Applications (2)

Application Number Title Priority Date Filing Date
GB17112/34A Expired GB442511A (en) 1933-06-10 1934-06-09 Braun tube
GB35402/35A Expired GB442427A (en) 1933-06-10 1934-06-09 Improvements in and relating to cathode ray tubes

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB17112/34A Expired GB442511A (en) 1933-06-10 1934-06-09 Braun tube

Country Status (6)

Country Link
US (1) US2126286A (xx)
BE (1) BE403600A (xx)
CH (1) CH208832A (xx)
FR (1) FR774394A (xx)
GB (2) GB442511A (xx)
NL (1) NL45201C (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1295727B (de) * 1963-09-16 1969-05-22 Gen Electric Elektronenlinse mit veraenderbarer Vergroesserung fuer Bildwandler

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE745985C (de) * 1941-03-27 1944-05-22 Aeg Braunsche R¦hre für Kompasszwecke
US2444710A (en) * 1942-09-26 1948-07-06 Rca Corp Correction for spherical and chromatic aberrations in electron lens
US2418228A (en) * 1943-10-08 1947-04-01 Rca Corp Electronic microanalyzer
US2417797A (en) * 1944-04-27 1947-03-18 Westinghouse Electric Corp Mass spectrometer
US2450602A (en) * 1944-08-17 1948-10-05 Hartford Nat Bank & Trust Co Thermionic discharge tube with electronic velocity filter
US2563490A (en) * 1946-01-28 1951-08-07 Cathode arrangement fob television
BE481554A (xx) * 1947-06-26
US2511143A (en) * 1948-02-12 1950-06-13 Zenith Radio Corp Electron discharge device
US2653993A (en) * 1948-04-29 1953-09-29 Rca Corp Simultaneous color television optical system
DE962919C (de) * 1952-10-28 1957-05-02 Telefunken Gmbh Elektronenstrahlroehre mit elektrostatischem Ablenksystem
US3873878A (en) * 1970-07-31 1975-03-25 Tektronix Inc Electron gun with auxilliary anode nearer to grid than to normal anode
US4345182A (en) * 1980-06-02 1982-08-17 The Boeing Company Electrode having spiral-shaped electrically conducting regions therein useful as an anode in electron beam discharge devices

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1295727B (de) * 1963-09-16 1969-05-22 Gen Electric Elektronenlinse mit veraenderbarer Vergroesserung fuer Bildwandler

Also Published As

Publication number Publication date
BE403600A (xx)
NL45201C (xx)
CH208832A (de) 1940-02-29
GB442511A (en) 1936-02-10
FR774394A (fr) 1934-12-05
US2126286A (en) 1938-08-09

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