FR656047A - Indirectly heated cathode - Google Patents

Indirectly heated cathode

Info

Publication number
FR656047A
FR656047A FR656047DA FR656047A FR 656047 A FR656047 A FR 656047A FR 656047D A FR656047D A FR 656047DA FR 656047 A FR656047 A FR 656047A
Authority
FR
France
Prior art keywords
indirectly heated
heated cathode
cathode
indirectly
heated
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
French (fr)
Inventor
Siegmund Loewe
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 filed Critical
Application granted granted Critical
Publication of FR656047A publication Critical patent/FR656047A/en
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
FR656047D 1927-06-25 1928-06-18 Indirectly heated cathode Expired FR656047A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE292913X 1927-06-25
DEL69010D DE584068C (en) 1927-06-25 1927-06-25 Indirectly heated cathode

Publications (1)

Publication Number Publication Date
FR656047A true FR656047A (en) 1929-04-26

Family

ID=25780058

Family Applications (1)

Application Number Title Priority Date Filing Date
FR656047D Expired FR656047A (en) 1927-06-25 1928-06-18 Indirectly heated cathode

Country Status (6)

Country Link
US (1) US1939997A (en)
AT (1) AT124871B (en)
DE (1) DE584068C (en)
FR (1) FR656047A (en)
GB (2) GB308823A (en)
NL (1) NL25429C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL110237C (en) * 1951-06-10

Also Published As

Publication number Publication date
GB308823A (en) 1929-09-12
NL25429C (en)
DE584068C (en) 1933-09-14
GB292913A (en) 1929-06-20
US1939997A (en) 1933-12-19
AT124871B (en) 1931-10-10

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