FR608896A - Perfectionnements aux tubes électriques à vide - Google Patents

Perfectionnements aux tubes électriques à vide

Info

Publication number
FR608896A
FR608896A FR608896DA FR608896A FR 608896 A FR608896 A FR 608896A FR 608896D A FR608896D A FR 608896DA FR 608896 A FR608896 A FR 608896A
Authority
FR
France
Prior art keywords
electric vacuum
vacuum tubes
tubes
electric
vacuum
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
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.)
Metropolitan Vickers Electrical Co Ltd
Original Assignee
Metropolitan Vickers Electrical 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 Metropolitan Vickers Electrical Co Ltd filed Critical Metropolitan Vickers Electrical Co Ltd
Application granted granted Critical
Publication of FR608896A publication Critical patent/FR608896A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J9/38—Exhausting, degassing, filling, or cleaning vessels
    • H01J9/395—Filling vessels
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/22—Means for obtaining or maintaining the desired pressure within the tube
    • H01J17/26—Means for producing, introducing, or replenishing gas or vapour during operation of the tube
    • 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
    • H01J19/68—Specified gas introduced into the tube at low pressure, e.g. for reducing or influencing space charge

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Resistance Heating (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
FR608896D 1924-12-31 1925-12-31 Perfectionnements aux tubes électriques à vide Expired FR608896A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB480226A GB251572A (en) 1924-12-31 1924-12-31 Improvements in or relating to vacuum electric tube devices

Publications (1)

Publication Number Publication Date
FR608896A true FR608896A (fr) 1926-08-04

Family

ID=9784070

Family Applications (1)

Application Number Title Priority Date Filing Date
FR608896D Expired FR608896A (fr) 1924-12-31 1925-12-31 Perfectionnements aux tubes électriques à vide

Country Status (3)

Country Link
DE (1) DE495038C (fr)
FR (1) FR608896A (fr)
GB (2) GB251673A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE749599C (de) * 1928-03-01 1944-11-27 Anordnung zur Verdampfung von Metallen

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2067817A (en) * 1934-09-15 1937-01-12 Gen Electric Device for gettering metal tubes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE749599C (de) * 1928-03-01 1944-11-27 Anordnung zur Verdampfung von Metallen

Also Published As

Publication number Publication date
GB251572A (en) 1926-04-30
GB251673A (en) 1926-04-30
DE495038C (de) 1930-04-01

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