CH326751A - Cylindrical supply cathode - Google Patents

Cylindrical supply cathode

Info

Publication number
CH326751A
CH326751A CH326751DA CH326751A CH 326751 A CH326751 A CH 326751A CH 326751D A CH326751D A CH 326751DA CH 326751 A CH326751 A CH 326751A
Authority
CH
Switzerland
Prior art keywords
supply cathode
cylindrical supply
cylindrical
cathode
supply
Prior art date
Application number
Other languages
German (de)
Inventor
Antonius Van De Goor Johannes
Walter Hinkel Karl
Johannes Lemmens Hendrikus
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH326751A publication Critical patent/CH326751A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/04—Cathodes
    • H01J23/05—Cathodes having a cylindrical emissive surface, e.g. cathodes for magnetrons
    • 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
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode
CH326751D 1953-12-22 1954-12-20 Cylindrical supply cathode CH326751A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL326751X 1953-12-22

Publications (1)

Publication Number Publication Date
CH326751A true CH326751A (en) 1957-12-31

Family

ID=19784195

Family Applications (1)

Application Number Title Priority Date Filing Date
CH326751D CH326751A (en) 1953-12-22 1954-12-20 Cylindrical supply cathode

Country Status (7)

Country Link
US (1) US2988666A (en)
BE (1) BE534280A (en)
CH (1) CH326751A (en)
DE (1) DE1034780B (en)
FR (1) FR1116098A (en)
GB (1) GB757066A (en)
NL (2) NL183830B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3286119A (en) * 1963-05-08 1966-11-15 Hitachi Ltd Hollow cathode discharge tubes

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733378A (en) * 1956-01-31 Thermionic cathodes for electronic discharge devices
CH236119A (en) * 1942-03-18 1945-01-15 Fides Gmbh Indirectly heated hot cathode.
NL69486C (en) * 1947-11-26
BE498869A (en) * 1949-10-25
DE899235C (en) * 1951-06-09 1953-12-10 Siemens Ag Cathode for electrical discharge vessels
DE885757C (en) * 1951-07-12 1953-08-06 Siemens Ag Cathode for electrical discharge vessels
AT176925B (en) * 1951-07-20 1953-12-10 Philips Nv Method of manufacturing a supply cathode
BE512939A (en) * 1951-07-20
CH305872A (en) * 1951-11-19 1955-03-15 Siemens Ag Cathode for electrical discharge vessels.
AT176926B (en) * 1951-11-29 1953-12-10 Philips Nv Cylindrical supply cathode, especially for a magnetron tube
BE515834A (en) * 1951-11-29
NL174029B (en) * 1951-11-29 Joseph Salim Peress HOLLOW ARTICLES FOR FOR EXAMPLE A DIVING SUIT.
BE515835A (en) * 1951-11-29
US2677778A (en) * 1952-03-31 1954-05-04 Atomic Energy Commission Linear cathode
GB731454A (en) * 1952-10-28 1955-06-08 Vickers Electrical Co Ltd Improvements relating to electron emissive devices

Also Published As

Publication number Publication date
US2988666A (en) 1961-06-13
NL85507C (en)
GB757066A (en) 1956-09-12
FR1116098A (en) 1956-05-03
BE534280A (en)
DE1034780B (en) 1958-07-24
NL183830B (en)

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