FR948607A - Perfectionnements à la construction des cathodes - Google Patents

Perfectionnements à la construction des cathodes

Info

Publication number
FR948607A
FR948607A FR948607DA FR948607A FR 948607 A FR948607 A FR 948607A FR 948607D A FR948607D A FR 948607DA FR 948607 A FR948607 A FR 948607A
Authority
FR
France
Prior art keywords
cathode construction
cathode
construction
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 FR948607A publication Critical patent/FR948607A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
FR948607D 1941-12-08 1947-06-27 Perfectionnements à la construction des cathodes Expired FR948607A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US422054A US2367331A (en) 1941-12-08 1941-12-08 Cathode construction

Publications (1)

Publication Number Publication Date
FR948607A true FR948607A (fr) 1949-08-05

Family

ID=23673201

Family Applications (1)

Application Number Title Priority Date Filing Date
FR948607D Expired FR948607A (fr) 1941-12-08 1947-06-27 Perfectionnements à la construction des cathodes

Country Status (2)

Country Link
US (1) US2367331A (fr)
FR (1) FR948607A (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2456861A (en) * 1943-05-06 1948-12-21 Westinghouse Electric Corp Generator and cathode construction for electricity of ultra high frequency
US2423066A (en) * 1943-07-16 1947-06-24 Standard Telephones Cables Ltd Metal-glass and the like seals
US2462909A (en) * 1944-06-26 1949-03-01 Standard Telephones Cables Ltd High-frequency generator
US2481026A (en) * 1944-08-15 1949-09-06 Rca Corp Ultra high frequency electron discharge device having elongated electrodes
US2500355A (en) * 1944-11-14 1950-03-14 Sylvania Electric Prod Electron discharge tube
US2446269A (en) * 1945-05-08 1948-08-03 Eitel Mccullough Inc Electrode mounting structure for electron tubes
US2455957A (en) * 1945-05-09 1948-12-14 Raytheon Mfg Co Multielement electron-discharge device
US2527587A (en) * 1945-05-10 1950-10-31 Standard Telephones Cables Ltd Electron discharge device
US2495259A (en) * 1945-11-14 1950-01-24 Jackson George Samuel Taut grid electrode for electron tubes
US2489872A (en) * 1946-02-27 1949-11-29 Gen Electric Envelope and electrode mounting structure for electric discharge devices
US2444281A (en) * 1946-04-29 1948-06-29 Eitel Mccullough Inc Electron tube
US2666160A (en) * 1946-06-24 1954-01-12 Sylvania Electric Prod Disk seal tube
US2515267A (en) * 1947-04-10 1950-07-18 Sperry Corp Grid structure and method of fabrication
US2492295A (en) * 1947-11-20 1949-12-27 Westinghouse Electric Corp Spark gap device
US2714676A (en) * 1950-12-06 1955-08-02 Machlett Lab Inc Electron tube rigidizing means
US2653265A (en) * 1951-03-23 1953-09-22 Gen Electric Gas-filled grid controlled electronic tube
US2813219A (en) * 1952-09-30 1957-11-12 Rca Corp Disc lead-in for electron tubes
US2938651A (en) * 1956-06-08 1960-05-31 Cabot Godfrey L Inc Rotary valve
US2859372A (en) * 1956-07-10 1958-11-04 Eitel Mccullough Inc Electron tube
US3050651A (en) * 1956-09-04 1962-08-21 Gen Electric High temperature electron discharge device and apparatus
US3196306A (en) * 1960-05-23 1965-07-20 Gen Electric Exhaust tubulation seal having a reduced width
US3143594A (en) * 1960-07-13 1964-08-04 Samuel E Derby Demountable multiple stage ultra-high vacuum system
IT1070563B (it) * 1975-11-14 1985-03-29 Ibm Apparecchiatura perfezionata per l impiantamento di ioni

Also Published As

Publication number Publication date
US2367331A (en) 1945-01-16

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