GB291442A - Improvements in or relating to means for mounting filaments in electric discharge devices - Google Patents

Improvements in or relating to means for mounting filaments in electric discharge devices

Info

Publication number
GB291442A
GB291442A GB14640/28A GB1464028A GB291442A GB 291442 A GB291442 A GB 291442A GB 14640/28 A GB14640/28 A GB 14640/28A GB 1464028 A GB1464028 A GB 1464028A GB 291442 A GB291442 A GB 291442A
Authority
GB
United Kingdom
Prior art keywords
secured
filaments
relating
electric discharge
discharge devices
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
GB14640/28A
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co Ltd
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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Publication of GB291442A publication Critical patent/GB291442A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/15—Cathodes heated directly by an electric current
    • H01J1/18—Supports; Vibration-damping arrangements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/34—Branched

Landscapes

  • Electron Sources, Ion Sources (AREA)
  • Wire Processing (AREA)
GB14640/28A 1927-06-03 1928-05-18 Improvements in or relating to means for mounting filaments in electric discharge devices Expired GB291442A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US196381A US1719852A (en) 1927-06-03 1927-06-03 Filament-binding means

Publications (1)

Publication Number Publication Date
GB291442A true GB291442A (en) 1929-06-27

Family

ID=22725169

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14640/28A Expired GB291442A (en) 1927-06-03 1928-05-18 Improvements in or relating to means for mounting filaments in electric discharge devices

Country Status (5)

Country Link
US (1) US1719852A (nl)
BE (1) BE351833A (nl)
FR (1) FR35531E (nl)
GB (1) GB291442A (nl)
NL (1) NL28234C (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2431139A (en) * 1943-06-23 1947-11-18 Westinghouse Electric Corp Magnetron

Also Published As

Publication number Publication date
BE351833A (nl)
US1719852A (en) 1929-07-09
NL28234C (nl)
FR35531E (fr) 1930-03-22

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