GB489290A - Improvements in or relating to x-ray tubes - Google Patents

Improvements in or relating to x-ray tubes

Info

Publication number
GB489290A
GB489290A GB1958/37A GB195837A GB489290A GB 489290 A GB489290 A GB 489290A GB 1958/37 A GB1958/37 A GB 1958/37A GB 195837 A GB195837 A GB 195837A GB 489290 A GB489290 A GB 489290A
Authority
GB
United Kingdom
Prior art keywords
ray tubes
pinch
secured
supported
aperture
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
GB1958/37A
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.)
REGINALD ALEXANDER LISTER COLE
STC PLC
Original Assignee
REGINALD ALEXANDER LISTER COLE
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
Priority to NL50307D priority Critical patent/NL50307C/xx
Application filed by REGINALD ALEXANDER LISTER COLE, Standard Telephone and Cables PLC filed Critical REGINALD ALEXANDER LISTER COLE
Priority to GB1958/37A priority patent/GB489290A/en
Priority to FR831561D priority patent/FR831561A/fr
Publication of GB489290A publication Critical patent/GB489290A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
    • H01J35/06—Cathodes
    • H01J35/066—Details of electron optical components, e.g. cathode cups

Landscapes

  • X-Ray Techniques (AREA)
GB1958/37A 1937-01-22 1937-01-22 Improvements in or relating to x-ray tubes Expired GB489290A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NL50307D NL50307C (OSRAM) 1937-01-22
GB1958/37A GB489290A (en) 1937-01-22 1937-01-22 Improvements in or relating to x-ray tubes
FR831561D FR831561A (fr) 1937-01-22 1937-12-31 Tubes à rayons x et dispositifs analogues

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1958/37A GB489290A (en) 1937-01-22 1937-01-22 Improvements in or relating to x-ray tubes

Publications (1)

Publication Number Publication Date
GB489290A true GB489290A (en) 1938-07-22

Family

ID=9731036

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1958/37A Expired GB489290A (en) 1937-01-22 1937-01-22 Improvements in or relating to x-ray tubes

Country Status (3)

Country Link
FR (1) FR831561A (OSRAM)
GB (1) GB489290A (OSRAM)
NL (1) NL50307C (OSRAM)

Also Published As

Publication number Publication date
FR831561A (fr) 1938-09-08
NL50307C (OSRAM)

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