FR946964A - Appareil émetteur d'électrons - Google Patents

Appareil émetteur d'électrons

Info

Publication number
FR946964A
FR946964A FR946964DA FR946964A FR 946964 A FR946964 A FR 946964A FR 946964D A FR946964D A FR 946964DA FR 946964 A FR946964 A FR 946964A
Authority
FR
France
Prior art keywords
emitting device
electron emitting
electron
emitting
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR946964A publication Critical patent/FR946964A/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
FR946964D 1943-09-24 1947-05-20 Appareil émetteur d'électrons Expired FR946964A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US503598A US2381632A (en) 1943-09-24 1943-09-24 Electron discharge device

Publications (1)

Publication Number Publication Date
FR946964A true FR946964A (fr) 1949-06-20

Family

ID=24002757

Family Applications (1)

Application Number Title Priority Date Filing Date
FR946964D Expired FR946964A (fr) 1943-09-24 1947-05-20 Appareil émetteur d'électrons

Country Status (4)

Country Link
US (1) US2381632A (fr)
FR (1) FR946964A (fr)
GB (1) GB592266A (fr)
NL (1) NL68025C (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2508992A (en) * 1948-04-19 1950-05-23 Gen Electric Electrode assembly for electric discharge devices
US2814752A (en) * 1954-04-19 1957-11-26 Sylvania Electric Prod Planar electron tubes
US2822498A (en) * 1954-04-19 1958-02-04 Sylvania Electric Prod Tube construction for automatic production
US5550430A (en) * 1994-05-16 1996-08-27 Litton Systems, Inc. Gas discharge closing switch with unitary ceramic housing
US5994850A (en) * 1995-09-08 1999-11-30 Eev Limited Switching arrangements wherein a cylindrical trigger electrode is arranged around a gap between an anode and cathode for establishing a discharge therebetween

Also Published As

Publication number Publication date
US2381632A (en) 1945-08-07
NL68025C (fr)
GB592266A (en) 1947-09-12

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