GB417713A - Improvements in and relating to cathode ray-tubes - Google Patents

Improvements in and relating to cathode ray-tubes

Info

Publication number
GB417713A
GB417713A GB18360/34A GB1836034A GB417713A GB 417713 A GB417713 A GB 417713A GB 18360/34 A GB18360/34 A GB 18360/34A GB 1836034 A GB1836034 A GB 1836034A GB 417713 A GB417713 A GB 417713A
Authority
GB
United Kingdom
Prior art keywords
electrode
screen
march
equal
pressure
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
GB18360/34A
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 GB417713A publication Critical patent/GB417713A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/82Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/06Screens for shielding; Masks interposed in the electron stream
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48Electron guns
    • H01J29/485Construction of the gun or of parts thereof
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48Electron guns
    • H01J29/50Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/52Arrangements for controlling intensity of ray or beam, e.g. for modulation

Landscapes

  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Electron Sources, Ion Sources (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
GB18360/34A 1932-03-18 1933-03-09 Improvements in and relating to cathode ray-tubes Expired GB417713A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEL80776D DE768131C (de) 1932-03-18 1932-03-18 Braunsche Roehre, bei welcher saemtliche Elektroden unter Verwendung von am Quetschfuss befestigten Halterungen gehaltert sind
DEK154930D DE726884C (de) 1932-03-18 1932-03-24 Kathodenstrahlroehre mit mehreren getrennt voneinander steuerbaren Strahlbuendeln

Publications (1)

Publication Number Publication Date
GB417713A true GB417713A (en) 1934-10-09

Family

ID=7253160

Family Applications (4)

Application Number Title Priority Date Filing Date
GB18360/34A Expired GB417713A (en) 1932-03-18 1933-03-09 Improvements in and relating to cathode ray-tubes
GB18359/34A Expired GB420876A (en) 1932-03-18 1933-03-09 Braun tube
GB7117/33A Expired GB417850A (en) 1932-03-18 1933-03-09 Braun tube
GB18361/34A Expired GB417714A (en) 1932-03-18 1933-03-09 Braun tube

Family Applications After (3)

Application Number Title Priority Date Filing Date
GB18359/34A Expired GB420876A (en) 1932-03-18 1933-03-09 Braun tube
GB7117/33A Expired GB417850A (en) 1932-03-18 1933-03-09 Braun tube
GB18361/34A Expired GB417714A (en) 1932-03-18 1933-03-09 Braun tube

Country Status (5)

Country Link
US (2) US2049781A (enrdf_load_stackoverflow)
BE (1) BE394911A (enrdf_load_stackoverflow)
DE (2) DE768131C (enrdf_load_stackoverflow)
FR (1) FR753487A (enrdf_load_stackoverflow)
GB (4) GB417713A (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE763222C (de) * 1938-08-23 1954-10-04 Siemens & Halske A G Mittelbar geheizte Gluehkathode fuer Elektronenstrahlroehren
US2482151A (en) * 1944-08-18 1949-09-20 Philips Lab Inc Cathode-ray projection tube
US2570165A (en) * 1949-08-16 1951-10-02 Rca Corp Limited-area cathode
US2755413A (en) * 1951-02-23 1956-07-17 Edgar R Wagner Gas filled projector tubes for television
DE1100826B (de) * 1955-05-27 1961-03-02 Telefunken Gmbh Elektrodenanordnung zur gemeinsamen Fokussierung von in einer Ebene verlaufenden Elektronenstrahlen einer Mehrfachkathodenstrahlroehre
US2963608A (en) * 1957-08-07 1960-12-06 Sylvania Electric Prod Cathode ray tube structure
US3143681A (en) * 1959-12-07 1964-08-04 Gen Electric Spiral electrostatic electron lens
DE1156521B (de) * 1961-09-05 1963-10-31 Heraeus Gmbh W C Elektronenstrahlkanone zum Erhitzen von Metallen
US3240973A (en) * 1962-03-01 1966-03-15 Rca Corp Electrostatic saddle field collimating system
DE1789136C3 (de) * 1967-01-14 1982-09-23 Sony Corp., Tokyo Kathodenstrahlröhre

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1565855A (en) * 1920-11-26 1925-12-15 Western Electric Co Vacuum tube
US1632080A (en) * 1921-12-27 1927-06-14 Western Electric Co Electric discharge device
DE488933C (de) * 1925-08-09 1930-01-09 Siemens Schuckertwerke Akt Ges Braunsches Rohr mit Gluehkathode und Edelgasfuellung
DE507879C (de) * 1927-01-01 1930-09-20 Hans Mueri Dr Spulmaschine
FR699478A (fr) * 1929-10-25 1931-02-16 Perfectionnements aux tubes cathodiques

Also Published As

Publication number Publication date
FR753487A (fr) 1933-10-16
DE768131C (de) 1956-03-15
DE726884C (de) 1942-10-22
GB417714A (en) 1934-10-09
BE394911A (enrdf_load_stackoverflow) 1933-04-29
US2141414A (en) 1938-12-27
GB420876A (en) 1934-12-10
US2049781A (en) 1936-08-04
GB417850A (en) 1934-10-09

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