GB571709A - Improvements in or relating to thermionic devices - Google Patents

Improvements in or relating to thermionic devices

Info

Publication number
GB571709A
GB571709A GB15629/43A GB1562943A GB571709A GB 571709 A GB571709 A GB 571709A GB 15629/43 A GB15629/43 A GB 15629/43A GB 1562943 A GB1562943 A GB 1562943A GB 571709 A GB571709 A GB 571709A
Authority
GB
United Kingdom
Prior art keywords
cathode
pressure
envelope
chamber
cylinder
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
GB15629/43A
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.)
Westinghouse Electric International Co
Original Assignee
Westinghouse Electric International Co
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 Westinghouse Electric International Co filed Critical Westinghouse Electric International Co
Publication of GB571709A publication Critical patent/GB571709A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/04—Electrodes; Screens
    • H01J17/06—Cathodes
    • H01J17/063—Indirectly heated cathodes, e.g. by the discharge itself
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/04—Electrodes; Screens
    • H01J17/06—Cathodes

Landscapes

  • Closing Of Containers (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
GB15629/43A 1942-10-17 1943-09-23 Improvements in or relating to thermionic devices Expired GB571709A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US462342A US2372037A (en) 1942-10-17 1942-10-17 Thermionic device and means and method of fabrication

Publications (1)

Publication Number Publication Date
GB571709A true GB571709A (en) 1945-09-05

Family

ID=23836088

Family Applications (1)

Application Number Title Priority Date Filing Date
GB15629/43A Expired GB571709A (en) 1942-10-17 1943-09-23 Improvements in or relating to thermionic devices

Country Status (4)

Country Link
US (1) US2372037A (enrdf_load_html_response)
BE (1) BE474305A (enrdf_load_html_response)
FR (1) FR988431A (enrdf_load_html_response)
GB (1) GB571709A (enrdf_load_html_response)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2507812A (en) * 1945-08-17 1950-05-16 Cossor Ltd A C Thermionic cathode
US2463372A (en) * 1945-10-03 1949-03-01 Jr Peter W Forsbergh Cathode structure for magnetrons
US2498775A (en) * 1948-01-16 1950-02-28 Westinghouse Electric Corp Cathode construction
US2677787A (en) * 1950-05-08 1954-05-04 Charles V Litton Electron discharge device cathode assembly
US2740916A (en) * 1954-09-01 1956-04-03 Garner J Hooper Vacuum tube with replacement filaments

Also Published As

Publication number Publication date
US2372037A (en) 1945-03-20
FR988431A (fr) 1951-08-27
BE474305A (enrdf_load_html_response)

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