[go: up one dir, main page]

FR914078A - Cathode thermionique - Google Patents

Cathode thermionique

Info

Publication number
FR914078A
FR914078A FR914078DA FR914078A FR 914078 A FR914078 A FR 914078A FR 914078D A FR914078D A FR 914078DA FR 914078 A FR914078 A FR 914078A
Authority
FR
France
Prior art keywords
thermionic cathode
thermionic
cathode
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Application granted granted Critical
Publication of FR914078A publication Critical patent/FR914078A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
    • H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
    • H02P1/26—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual polyphase induction motor
    • H02P1/32—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual polyphase induction motor by star/delta switching
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physical Vapour Deposition (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
FR914078D 1944-01-19 1945-09-05 Cathode thermionique Expired FR914078A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB102144A GB577599A (en) 1944-01-19 1944-01-19 Improvements in thermionic cathodes

Publications (1)

Publication Number Publication Date
FR914078A true FR914078A (fr) 1946-09-27

Family

ID=9714757

Family Applications (1)

Application Number Title Priority Date Filing Date
FR914078D Expired FR914078A (fr) 1944-01-19 1945-09-05 Cathode thermionique

Country Status (4)

Country Link
ES (1) ES172138A1 (fr)
FR (1) FR914078A (fr)
GB (1) GB577599A (fr)
MY (1) MY5300060A (fr)

Also Published As

Publication number Publication date
MY5300060A (en) 1953-12-31
ES172138A1 (es) 1946-08-16
GB577599A (en) 1946-05-24

Similar Documents

Publication Publication Date Title
FR914078A (fr) Cathode thermionique
FR926630A (fr) Récepteurs
FR930015A (fr) Lampes thermioniques
FR905555A (fr) Perfectionnements aux cathodes thermioniques
FR912957A (fr) Tube cathodique
FI22369A (fi) Dörr-dörrkarm-aggregat
ES166347A1 (es) Un electroimán
FR910682A (fr) Turbo-pompe
FR53305E (fr) Tube électronique
DK73015C (da) Isoleret gennemføring.
IE17898L (en) Electron beam
FR908041A (fr) Enveloppe perfectionnée
ES9874Y (es) Caja-envase
FI22365A (fi) Vätskespridare
FI22606A (fi) Byggnadsblock
FI20515A (fi) Papperspräglingskalander
FI20739A (fi) Dammsugaremunstycke
FI20839A (fi) Insektutrotningsmedel
FI21179A (fi) Hjulsats
FI21255A (fi) Fjäderbotten
FI22227A (fi) Kopplingsskåp
FI22296A (fi) Radiomottagare
FI22300A (fi) Lufttätt tillslutet kärl
FI22339A (fi) Lerkrukpress
ES167854A1 (es) Radiofaro