GB553466A - Improvements in or relating to cathode-ray tubes - Google Patents

Improvements in or relating to cathode-ray tubes

Info

Publication number
GB553466A
GB553466A GB6304/41A GB630441A GB553466A GB 553466 A GB553466 A GB 553466A GB 6304/41 A GB6304/41 A GB 6304/41A GB 630441 A GB630441 A GB 630441A GB 553466 A GB553466 A GB 553466A
Authority
GB
United Kingdom
Prior art keywords
cathode
ray tubes
relating
philips
gloeilampenfabrieken
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
GB6304/41A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB553466A publication Critical patent/GB553466A/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
    • H01J29/80—Arrangements for controlling the ray or beam after passing the main deflection system, e.g. for post-acceleration or post-concentration, for colour switching
    • 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
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
    • H01J29/74—Deflecting by electric fields only

Landscapes

  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Earth Drilling (AREA)
  • Discharge Lamp (AREA)

Abstract

553,466. Cathode-ray tubes. PHILIPS LAMPS, Ltd. (Naamlooze Vennootschap Philips' Gloeilampenfabrieken). May 15, 1941, No. 6304. Drawings to Specification. [Class 39 (i)] The subject-matter is identical with that of Specification 601,948, [Group XL (a)]. Specifications 451,574, 473,675 and 479,064 also are referred to.
GB6304/41A 1940-03-13 1941-05-15 Improvements in or relating to cathode-ray tubes Expired GB553466A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL601948X 1940-03-13

Publications (1)

Publication Number Publication Date
GB553466A true GB553466A (en) 1943-05-24

Family

ID=19787816

Family Applications (2)

Application Number Title Priority Date Filing Date
GB6304/41A Expired GB553466A (en) 1940-03-13 1941-05-15 Improvements in or relating to cathode-ray tubes
GB22919/46A Expired GB601948A (en) 1940-03-13 1946-08-01 Improvements in or relating to cathode-ray tubes

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB22919/46A Expired GB601948A (en) 1940-03-13 1946-08-01 Improvements in or relating to cathode-ray tubes

Country Status (3)

Country Link
FR (1) FR870787A (en)
GB (2) GB553466A (en)
NL (1) NL97277C (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2734147A (en) * 1956-02-07 beckers
DE942518C (en) * 1948-10-02 1956-05-03 Zeiss Carl Fa Device for compensating the symmetry errors of electron lenses
US2954499A (en) * 1957-03-27 1960-09-27 Telefunken Gmbh Electron-optical system and method
US2981864A (en) * 1958-06-26 1961-04-25 Sylvania Electric Prod Image display device
US3005927A (en) * 1958-01-27 1961-10-24 Rca Corp Cathode-ray tubes of the focus-mask variety
US3035198A (en) * 1957-03-13 1962-05-15 Philips Corp Deflection and focusing apparatus for cathode ray tubes
US3042832A (en) * 1959-04-16 1962-07-03 Abtronics Inc High-sensitivity cathode-ray tube
US3154710A (en) * 1958-11-13 1964-10-27 Motorola Inc Cathode-ray display system having electrostatic magnifying lens
US3205391A (en) * 1957-11-18 1965-09-07 Multi Tron Lab Inc Negative-lens type deflection magnifying means for electron beam in cathode ray tubes

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2135503B (en) * 1982-12-27 1986-08-06 Tektronix Inc Accelerating and scan expansion electron lens system

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2734147A (en) * 1956-02-07 beckers
DE942518C (en) * 1948-10-02 1956-05-03 Zeiss Carl Fa Device for compensating the symmetry errors of electron lenses
US3035198A (en) * 1957-03-13 1962-05-15 Philips Corp Deflection and focusing apparatus for cathode ray tubes
US2954499A (en) * 1957-03-27 1960-09-27 Telefunken Gmbh Electron-optical system and method
US3205391A (en) * 1957-11-18 1965-09-07 Multi Tron Lab Inc Negative-lens type deflection magnifying means for electron beam in cathode ray tubes
US3005927A (en) * 1958-01-27 1961-10-24 Rca Corp Cathode-ray tubes of the focus-mask variety
US2981864A (en) * 1958-06-26 1961-04-25 Sylvania Electric Prod Image display device
US3154710A (en) * 1958-11-13 1964-10-27 Motorola Inc Cathode-ray display system having electrostatic magnifying lens
US3042832A (en) * 1959-04-16 1962-07-03 Abtronics Inc High-sensitivity cathode-ray tube

Also Published As

Publication number Publication date
NL97277C (en)
FR870787A (en) 1942-03-24
GB601948A (en) 1948-05-14

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