GB586104A - Improvements in or relating to cathode-ray oscillograph tubes - Google Patents

Improvements in or relating to cathode-ray oscillograph tubes

Info

Publication number
GB586104A
GB586104A GB25210/44A GB2521044A GB586104A GB 586104 A GB586104 A GB 586104A GB 25210/44 A GB25210/44 A GB 25210/44A GB 2521044 A GB2521044 A GB 2521044A GB 586104 A GB586104 A GB 586104A
Authority
GB
United Kingdom
Prior art keywords
cathode
magnetic shield
shield
relating
light
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
GB25210/44A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB586104A publication Critical patent/GB586104A/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
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/89—Optical or photographic arrangements structurally combined or co-operating with the vessel
    • 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
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/861—Vessels or containers characterised by the form or the structure thereof
    • 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
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/867—Means associated with the outside of the vessel for shielding, e.g. magnetic shields
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/89—Optical components associated with the vessel
    • H01J2229/8909—Baffles, shutters, apertures or the like against external light
    • H01J2229/8911—Large-scale devices, e.g. foldable screens

Landscapes

  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
GB25210/44A 1943-12-20 1944-12-15 Improvements in or relating to cathode-ray oscillograph tubes Expired GB586104A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US259504XA 1943-12-20 1943-12-20

Publications (1)

Publication Number Publication Date
GB586104A true GB586104A (en) 1947-03-06

Family

ID=21828955

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25210/44A Expired GB586104A (en) 1943-12-20 1944-12-15 Improvements in or relating to cathode-ray oscillograph tubes

Country Status (4)

Country Link
BE (1) BE467894A (enrdf_load_stackoverflow)
CH (1) CH259504A (enrdf_load_stackoverflow)
FR (1) FR941201A (enrdf_load_stackoverflow)
GB (1) GB586104A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2157071A (en) * 1984-03-15 1985-10-16 Rca Corp Color image display system having an external magnetic shield

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2157071A (en) * 1984-03-15 1985-10-16 Rca Corp Color image display system having an external magnetic shield

Also Published As

Publication number Publication date
FR941201A (fr) 1949-01-05
BE467894A (enrdf_load_stackoverflow)
CH259504A (de) 1949-01-31

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