FR1081526A - Perfectionnements aux cathodes - Google Patents

Perfectionnements aux cathodes

Info

Publication number
FR1081526A
FR1081526A FR1081526DA FR1081526A FR 1081526 A FR1081526 A FR 1081526A FR 1081526D A FR1081526D A FR 1081526DA FR 1081526 A FR1081526 A FR 1081526A
Authority
FR
France
Prior art keywords
enhancements
cathode
cathode enhancements
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 FR1081526A publication Critical patent/FR1081526A/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
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode
FR1081526D 1952-07-26 1953-07-22 Perfectionnements aux cathodes Expired FR1081526A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US301026A US2777086A (en) 1952-07-26 1952-07-26 Cathode

Publications (1)

Publication Number Publication Date
FR1081526A true FR1081526A (fr) 1954-12-21

Family

ID=23161611

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1081526D Expired FR1081526A (fr) 1952-07-26 1953-07-22 Perfectionnements aux cathodes

Country Status (2)

Country Link
US (1) US2777086A (fr)
FR (1) FR1081526A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL104217C (fr) * 1958-03-13
NL300777A (fr) * 1963-11-20

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2107945A (en) * 1934-11-20 1938-02-08 Gen Electric Cathode structure
US2175345A (en) * 1935-07-12 1939-10-10 Gen Electric Electric gaseous discharge device
US2121599A (en) * 1937-09-03 1938-06-21 Westinghouse Electric & Mfg Co Vacuum pumping for mercury rectifiers
US2449967A (en) * 1944-05-10 1948-09-21 Jones Frank Llewellyn Spark gap
US2492142A (en) * 1945-10-17 1949-12-27 Kenneth J Germeshausen Electric system embodying coldcathode gaseous discharge device
NL69486C (fr) * 1947-11-26

Also Published As

Publication number Publication date
US2777086A (en) 1957-01-08

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