ES365598A1 - Dispositivo de tubo de descarga electrica con un electrodo termoionico. - Google Patents

Dispositivo de tubo de descarga electrica con un electrodo termoionico.

Info

Publication number
ES365598A1
ES365598A1 ES365598A ES365598A ES365598A1 ES 365598 A1 ES365598 A1 ES 365598A1 ES 365598 A ES365598 A ES 365598A ES 365598 A ES365598 A ES 365598A ES 365598 A1 ES365598 A1 ES 365598A1
Authority
ES
Spain
Prior art keywords
support
getter
coating
emissive
electrode
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
ES365598A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES365598A1 publication Critical patent/ES365598A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
    • H01J7/186—Getter supports
    • 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
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/94—Selection of substances for gas fillings; Means for obtaining or maintaining the desired pressure within the tube, e.g. by gettering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J61/26—Means for absorbing or adsorbing gas, e.g. by gettering; Means for preventing blackening of the envelope

Landscapes

  • Discharge Lamp (AREA)
  • Powder Metallurgy (AREA)
ES365598A 1968-04-04 1969-04-02 Dispositivo de tubo de descarga electrica con un electrodo termoionico. Expired ES365598A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6804720A NL6804720A (es) 1968-04-04 1968-04-04

Publications (1)

Publication Number Publication Date
ES365598A1 true ES365598A1 (es) 1971-03-16

Family

ID=19803234

Family Applications (1)

Application Number Title Priority Date Filing Date
ES365598A Expired ES365598A1 (es) 1968-04-04 1969-04-02 Dispositivo de tubo de descarga electrica con un electrodo termoionico.

Country Status (10)

Country Link
US (1) US3582702A (es)
BE (1) BE730961A (es)
CH (1) CH495055A (es)
DE (1) DE1913071A1 (es)
ES (1) ES365598A1 (es)
FR (1) FR2007388A1 (es)
GB (1) GB1265881A (es)
NL (1) NL6804720A (es)
OA (1) OA03035A (es)
SE (1) SE339962B (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1139827A (en) * 1977-12-06 1983-01-18 George L. Davis Oxide cathode and method of manufacturing powder metallurgical nickel for such a cathode
DE2924519C2 (de) * 1979-06-18 1982-11-25 Manfred 5905 Freudenberg Hoffmann Fachwerkartiger Träger, Stütze o.dgl.
GB2125615B (en) * 1982-08-05 1985-11-27 Emi Plc Thorn Improvements in hp discharge lamps
EP0291123B1 (en) * 1987-05-13 1991-09-11 Koninklijke Philips Electronics N.V. Electric lamp provided with a getter
US6377846B1 (en) 1997-02-21 2002-04-23 Medtronic Ave, Inc. Device for delivering localized x-ray radiation and method of manufacture
DE69823406T2 (de) * 1997-02-21 2005-01-13 Medtronic AVE, Inc., Santa Rosa Röntgenvorrichtung versehen mit einer Dehnungsstruktur zur lokalen Bestrahlung des Inneren eines Körpers
DE29703990U1 (de) 1997-03-05 1997-04-17 Thielen Marcus Dipl Phys Kalte Elektrode für Gasentladungen
US5854822A (en) * 1997-07-25 1998-12-29 Xrt Corp. Miniature x-ray device having cold cathode
WO1999009580A1 (en) * 1997-08-18 1999-02-25 Xrt Corp. Cathode from getter material
DE19741658A1 (de) * 1997-09-16 1999-03-18 Siemens Ag Gasgefüllte Entladungsstrecke
US6289079B1 (en) 1999-03-23 2001-09-11 Medtronic Ave, Inc. X-ray device and deposition process for manufacture
US6464625B2 (en) 1999-06-23 2002-10-15 Robert A. Ganz Therapeutic method and apparatus for debilitating or killing microorganisms within the body
DE19957420A1 (de) * 1999-11-29 2001-05-31 Philips Corp Intellectual Pty Gasentladungslampe mit Oxidemitter-Elektrode
ITMI20012389A1 (it) * 2001-11-12 2003-05-12 Getters Spa Catodo cavo con getter integrato per lampade a scarica e metodi per la sua realizzazione
US6825613B2 (en) * 2002-09-12 2004-11-30 Colour Star Limited Mercury gas discharge device
ITMI20032208A1 (it) * 2003-11-14 2005-05-15 Getters Spa Catodo con getter integrato e bassa funzione lavoro per lampade a catodo freddo.
JP2009508320A (ja) * 2005-09-14 2009-02-26 リッテルフューズ，インコーポレイティド ガス入りサージアレスタ、活性化化合物、点火ストライプ及びその方法
EP1983543A1 (en) * 2007-04-20 2008-10-22 ICT Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik mbH Gun chamber, charged particle beam apparatus and method of operating same
US7534635B1 (en) * 2008-03-24 2009-05-19 General Electric Company Getter precursors for hermetically sealed packaging

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2741717A (en) * 1951-06-14 1956-04-10 Siemens Ag Dispenser type cathode having gettercoated parts
US2843781A (en) * 1954-11-01 1958-07-15 Sylvania Electric Prod Sublimation reducing cathode connector
NL112717C (es) * 1959-01-22
US3078387A (en) * 1960-09-08 1963-02-19 Philips Corp Magnetron
DE1539135A1 (de) * 1965-06-30 1969-08-28 Siemens Ag Pumpanordnung mit Hilfskathode fuer elektrische Entladungsgefaesse

Also Published As

Publication number Publication date
SE339962B (es) 1971-11-01
BE730961A (es) 1969-10-02
CH495055A (de) 1970-08-15
OA03035A (fr) 1970-12-15
US3582702A (en) 1971-06-01
DE1913071A1 (de) 1969-10-23
GB1265881A (es) 1972-03-08
NL6804720A (es) 1969-10-07
FR2007388A1 (es) 1970-01-09

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