GB278067A - Anti-microphonic shield for electron tubes - Google Patents

Anti-microphonic shield for electron tubes

Info

Publication number
GB278067A
GB278067A GB1619326A GB1619326A GB278067A GB 278067 A GB278067 A GB 278067A GB 1619326 A GB1619326 A GB 1619326A GB 1619326 A GB1619326 A GB 1619326A GB 278067 A GB278067 A GB 278067A
Authority
GB
United Kingdom
Prior art keywords
shield
microphonic
electron tubes
antimicrophonic
mcdonald
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
GB1619326A
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.)
Individual
Original Assignee
Individual
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 BE338069D priority Critical patent/BE338069A/xx
Application filed by Individual filed Critical Individual
Priority to GB1619326A priority patent/GB278067A/en
Priority to FR624184D priority patent/FR624184A/en
Publication of GB278067A publication Critical patent/GB278067A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/02—Vessels; Containers; Shields associated therewith; Vacuum locks
    • H01J5/08—Vessels; Containers; Shields associated therewith; Vacuum locks provided with coatings on the walls thereof; Selection of materials for the coatings

Landscapes

  • Measuring Fluid Pressure (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)

Abstract

278,067. McDonald, L. R. June 28, 1926. Vacuum tubes are provided with an antimicrophonic shield 1 contacting snugly with substantially all of the dome and barrel of the glass tube to prevent vibration thereof. The shield may be of india-rubber leaded with lead oxide &c., or of metallic lead &c.
GB1619326A 1926-06-28 1926-06-28 Anti-microphonic shield for electron tubes Expired GB278067A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE338069D BE338069A (en) 1926-06-28
GB1619326A GB278067A (en) 1926-06-28 1926-06-28 Anti-microphonic shield for electron tubes
FR624184D FR624184A (en) 1926-06-28 1926-11-06 Advanced Microphone Cap for Electron Tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1619326A GB278067A (en) 1926-06-28 1926-06-28 Anti-microphonic shield for electron tubes

Publications (1)

Publication Number Publication Date
GB278067A true GB278067A (en) 1927-09-28

Family

ID=10072855

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1619326A Expired GB278067A (en) 1926-06-28 1926-06-28 Anti-microphonic shield for electron tubes

Country Status (3)

Country Link
BE (1) BE338069A (en)
FR (1) FR624184A (en)
GB (1) GB278067A (en)

Also Published As

Publication number Publication date
BE338069A (en)
FR624184A (en) 1927-07-09

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