FR944085A - Perfectionnements au getter des tubes à vide - Google Patents

Perfectionnements au getter des tubes à vide

Info

Publication number
FR944085A
FR944085A FR944085DA FR944085A FR 944085 A FR944085 A FR 944085A FR 944085D A FR944085D A FR 944085DA FR 944085 A FR944085 A FR 944085A
Authority
FR
France
Prior art keywords
vacuum tube
tube getter
getter
vacuum
tube
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR944085A publication Critical patent/FR944085A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
    • H01J7/186—Getter supports
FR944085D 1945-02-10 1946-11-18 Perfectionnements au getter des tubes à vide Expired FR944085A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US577198A US2400345A (en) 1945-02-10 1945-02-10 Electric discharge device

Publications (1)

Publication Number Publication Date
FR944085A true FR944085A (fr) 1949-03-25

Family

ID=24307683

Family Applications (1)

Application Number Title Priority Date Filing Date
FR944085D Expired FR944085A (fr) 1945-02-10 1946-11-18 Perfectionnements au getter des tubes à vide

Country Status (2)

Country Link
US (1) US2400345A (fr)
FR (1) FR944085A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2741717A (en) * 1951-06-14 1956-04-10 Siemens Ag Dispenser type cathode having gettercoated parts
FR945456A (fr) * 1951-08-08 1949-05-05 Thomson Houston Comp Francaise Perfectionnements aux tubes à décharge
US3492524A (en) * 1967-04-10 1970-01-27 Itt Electron tube getter structure

Also Published As

Publication number Publication date
US2400345A (en) 1946-05-14

Similar Documents

Publication Publication Date Title
FR925815A (fr) Perfectionnements aux tubes à décharge
FR944127A (fr) Tubes à rayons cathodiques
FR943372A (fr) Tube à décharge
FR923511A (fr) Perfectionnements aux électrodes de tubes à décharge
FR944085A (fr) Perfectionnements au getter des tubes à vide
FR943009A (fr) Tube à décharge
FR947275A (fr) Appareils à tube électronique
FR933915A (fr) Perfectionnements aux supports de tubes à vide
FR931222A (fr) Perfectionnements aux tubes à décharge
FR926120A (fr) Tube électronique
CH264737A (de) Kathodenstrahlröhre.
CH259237A (de) Elektronenröhre.
FR938656A (fr) Perfectionnements aux tubes à faisceau cathodique
FR921874A (fr) Tube à vide triode
FR914513A (fr) Oscillateur à tubes à vide
FR933631A (fr) Tube indicateur à rayons cathodiques
FR928303A (fr) Tubes à décharge dans le vide
FR968635A (fr) Perfectionnements aux tubes à vide
FR942319A (fr) Perfectionnements aux tubes à vide
FR939392A (fr) Perfectionnements aux tubes à vide
FR934921A (fr) Perfectionnements aux tubes à vide
FR945455A (fr) Perfectionnements aux scellements de tubes à vide
FR924885A (fr) Tubes à vide
FR925404A (fr) Perfectionnements au culottage des tubes à vide
FR1019587A (fr) Oscillateurs à tubes à vide