FR945110A - Perfectionnements aux dispositifs à cathode thermionique - Google Patents

Perfectionnements aux dispositifs à cathode thermionique

Info

Publication number
FR945110A
FR945110A FR945110DA FR945110A FR 945110 A FR945110 A FR 945110A FR 945110D A FR945110D A FR 945110DA FR 945110 A FR945110 A FR 945110A
Authority
FR
France
Prior art keywords
thermionic cathode
cathode devices
devices
thermionic
cathode
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 FR945110A publication Critical patent/FR945110A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/50—Thermionic-cathode tubes
    • H01J17/52—Thermionic-cathode tubes with one cathode and one anode
    • H01J17/54—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes
    • H01J17/56—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes for preventing and then permitting ignition, but thereafter having no control
FR945110D 1941-02-04 1947-04-16 Perfectionnements aux dispositifs à cathode thermionique Expired FR945110A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB144641A GB544831A (en) 1941-02-04 1941-02-04 Improvements in thermionic cathode controlled arc discharge devices

Publications (1)

Publication Number Publication Date
FR945110A true FR945110A (fr) 1949-04-26

Family

ID=9722142

Family Applications (1)

Application Number Title Priority Date Filing Date
FR945110D Expired FR945110A (fr) 1941-02-04 1947-04-16 Perfectionnements aux dispositifs à cathode thermionique

Country Status (3)

Country Link
DE (1) DE829192C (fr)
FR (1) FR945110A (fr)
GB (1) GB544831A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2514165A (en) * 1942-11-23 1950-07-04 M O Valve Co Ltd Thermionic gas-filled rectifier
US2792527A (en) * 1952-11-21 1957-05-14 Rca Corp Gas discharge device

Also Published As

Publication number Publication date
DE829192C (de) 1952-01-24
GB544831A (en) 1942-04-29

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