NL250741A - - Google Patents

Info

Publication number
NL250741A
NL250741A NL250741DA NL250741A NL 250741 A NL250741 A NL 250741A NL 250741D A NL250741D A NL 250741DA NL 250741 A NL250741 A NL 250741A
Authority
NL
Netherlands
Application number
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.)
Publication of NL250741A publication Critical patent/NL250741A/xx

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
    • H01J1/22—Heaters
    • 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
    • H01J1/135—Circuit arrangements therefor, e.g. for temperature control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/02—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with tubes only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Solid Thermionic Cathode (AREA)
  • Microwave Tubes (AREA)
NL250741D 1959-07-16 NL250741A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US827598A US2996643A (en) 1959-07-16 1959-07-16 Art of heating electron tube cathodes

Publications (1)

Publication Number Publication Date
NL250741A true NL250741A (enrdf_load_stackoverflow)

Family

ID=25249632

Family Applications (1)

Application Number Title Priority Date Filing Date
NL250741D NL250741A (enrdf_load_stackoverflow) 1959-07-16

Country Status (5)

Country Link
US (1) US2996643A (enrdf_load_stackoverflow)
CH (1) CH366602A (enrdf_load_stackoverflow)
FR (1) FR1262893A (enrdf_load_stackoverflow)
GB (1) GB923183A (enrdf_load_stackoverflow)
NL (1) NL250741A (enrdf_load_stackoverflow)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL268393A (enrdf_load_stackoverflow) * 1960-08-19
USRE32918E (en) * 1983-03-11 1989-05-09 Technion, Inc. Heater/emitter assembly
US4569198A (en) * 1983-03-11 1986-02-11 Technion, Incorporated Heater/emitter assembly
US4730449A (en) * 1983-07-26 1988-03-15 Technion, Inc. Radiation transfer thrusters for low thrust applications
US4675573A (en) * 1985-08-23 1987-06-23 Varian Associates, Inc. Method and apparatus for quickly heating a vacuum tube cathode
JPH01501743A (ja) * 1986-12-12 1989-06-15 ヒューズ・エアクラフト・カンパニー 迅速加熱カソード装置
US5015908A (en) * 1989-01-23 1991-05-14 Varian Associates, Inc. Fast warm-up cathode for high power vacuum tubes
US7471035B2 (en) * 2003-08-21 2008-12-30 California Institute Of Technology Internal conductively-heated cathode
WO2008047269A2 (en) * 2006-10-17 2008-04-24 Philips Intellectual Property & Standards Gmbh Emitter for x-ray tubes and heating method therefore
RU2009133830A (ru) * 2009-09-10 2011-03-20 Роман Станиславович Холошенко (RU) Способ накопления электроэнергии за счет создания объемного заряда свободных электронов в вакууме и вакуумный конденсатор для его реализации
DE102016215378B4 (de) * 2016-08-17 2023-05-11 Siemens Healthcare Gmbh Röntgenröhre und ein Röntgenstrahler mit der Röntgenröhre
DE102016215375B4 (de) * 2016-08-17 2023-01-26 Siemens Healthcare Gmbh Thermionische Emissionsvorrichtung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1787300A (en) * 1927-11-16 1930-12-30 Gen Electric Electric-discharge device
US1929369A (en) * 1931-09-30 1933-10-03 Gen Electric Electrical discharge device
US2509053A (en) * 1947-11-08 1950-05-23 Bell Telephone Labor Inc Space current device employing mutually bombarded electrodes
US2552047A (en) * 1949-04-19 1951-05-08 Rca Corp Electron discharge device with temperature-stabilized cathode
US2774916A (en) * 1951-06-09 1956-12-18 Siemens Ag Cathodes for electrical discharge devices

Also Published As

Publication number Publication date
FR1262893A (fr) 1961-06-05
GB923183A (en) 1963-04-10
CH366602A (fr) 1963-01-15
US2996643A (en) 1961-08-15

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