GB269250A - Improvements in and relating to thermionic valves for wireless telegraphy and telephony - Google Patents

Improvements in and relating to thermionic valves for wireless telegraphy and telephony

Info

Publication number
GB269250A
GB269250A GB111326A GB111326A GB269250A GB 269250 A GB269250 A GB 269250A GB 111326 A GB111326 A GB 111326A GB 111326 A GB111326 A GB 111326A GB 269250 A GB269250 A GB 269250A
Authority
GB
United Kingdom
Prior art keywords
telephony
relating
thermionic valves
wireless telegraphy
anode
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
GB111326A
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.)
HAROLD MORRIS AIREY
JOHN KNOWLES IM THURN
Original Assignee
HAROLD MORRIS AIREY
JOHN KNOWLES IM THURN
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 HAROLD MORRIS AIREY, JOHN KNOWLES IM THURN filed Critical HAROLD MORRIS AIREY
Priority to GB111326A priority Critical patent/GB269250A/en
Publication of GB269250A publication Critical patent/GB269250A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • H01J19/32—Anodes
    • H01J19/36—Cooling of anodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0012—Constructional arrangements
    • H01J2893/0027—Mitigation of temperature effects

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

269,250. Im Thurn, J. K., and Airey, H. Morris-. Jan. 14, 1926. Vacuum tubes. - The anode A of a silica valve consists of one or more tubes, spirals or helices of copper, nickel, or other metal, through which a cooling liquid is circulated, the seals E between the anode and the silica envelope D being of the kind described in Specification 23854/13, [Class 39 (ii), Electric lamps, Incandescent].
GB111326A 1926-01-14 1926-01-14 Improvements in and relating to thermionic valves for wireless telegraphy and telephony Expired GB269250A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB111326A GB269250A (en) 1926-01-14 1926-01-14 Improvements in and relating to thermionic valves for wireless telegraphy and telephony

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB111326A GB269250A (en) 1926-01-14 1926-01-14 Improvements in and relating to thermionic valves for wireless telegraphy and telephony

Publications (1)

Publication Number Publication Date
GB269250A true GB269250A (en) 1927-04-14

Family

ID=9716378

Family Applications (1)

Application Number Title Priority Date Filing Date
GB111326A Expired GB269250A (en) 1926-01-14 1926-01-14 Improvements in and relating to thermionic valves for wireless telegraphy and telephony

Country Status (1)

Country Link
GB (1) GB269250A (en)

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