GB491557A - Improvements in or relating to sealed metal envelopes or containers for electrical devices and methods of making the same - Google Patents

Improvements in or relating to sealed metal envelopes or containers for electrical devices and methods of making the same

Info

Publication number
GB491557A
GB491557A GB6055/37A GB605537A GB491557A GB 491557 A GB491557 A GB 491557A GB 6055/37 A GB6055/37 A GB 6055/37A GB 605537 A GB605537 A GB 605537A GB 491557 A GB491557 A GB 491557A
Authority
GB
United Kingdom
Prior art keywords
ring
wires
block
glass
disc
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
GB6055/37A
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi 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 Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Publication of GB491557A publication Critical patent/GB491557A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L7/00—Fuels produced by solidifying fluid fuels
    • C10L7/02—Fuels produced by solidifying fluid fuels liquid fuels
    • C10L7/04—Fuels produced by solidifying fluid fuels liquid fuels alcohol
    • 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
    • H01J5/32—Seals for leading-in conductors
    • H01J5/40—End-disc seals, e.g. flat header
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/34—Joining base to vessel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Package Closures (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
GB6055/37A 1936-02-28 1937-03-01 Improvements in or relating to sealed metal envelopes or containers for electrical devices and methods of making the same Expired GB491557A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US491557XA 1936-02-28 1936-02-28

Publications (1)

Publication Number Publication Date
GB491557A true GB491557A (en) 1938-09-01

Family

ID=21958311

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6055/37A Expired GB491557A (en) 1936-02-28 1937-03-01 Improvements in or relating to sealed metal envelopes or containers for electrical devices and methods of making the same

Country Status (3)

Country Link
FR (1) FR491557A (enrdf_load_stackoverflow)
GB (1) GB491557A (enrdf_load_stackoverflow)
NL (1) NL54010C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4772823A (en) * 1980-12-26 1988-09-20 Tokyo Shibaura Denki Kabushiki Kaisha Magnetic anode and a method of manufacturing the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4772823A (en) * 1980-12-26 1988-09-20 Tokyo Shibaura Denki Kabushiki Kaisha Magnetic anode and a method of manufacturing the same

Also Published As

Publication number Publication date
FR491557A (fr) 1919-06-07
NL54010C (enrdf_load_stackoverflow)

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