CH495055A - Electric discharge tube - Google Patents

Electric discharge tube

Info

Publication number
CH495055A
CH495055A CH502169A CH502169A CH495055A CH 495055 A CH495055 A CH 495055A CH 502169 A CH502169 A CH 502169A CH 502169 A CH502169 A CH 502169A CH 495055 A CH495055 A CH 495055A
Authority
CH
Switzerland
Prior art keywords
electric discharge
discharge tube
tube
electric
discharge
Prior art date
Application number
CH502169A
Other languages
German (de)
Inventor
Raymund Almer Friedric Hermann
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of CH495055A publication Critical patent/CH495055A/en

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
CH502169A 1968-04-04 1969-04-01 Electric discharge tube CH495055A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH495055A true CH495055A (en) 1970-08-15

Family

ID=19803234

Family Applications (1)

Application Number Title Priority Date Filing Date
CH502169A CH495055A (en) 1968-04-04 1969-04-01 Electric discharge tube

Country Status (10)

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

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 (en) * 1979-06-18 1982-11-25 Manfred 5905 Freudenberg Hoffmann Truss-like support, support or the like.
GB2125615B (en) * 1982-08-05 1985-11-27 Emi Plc Thorn Improvements in hp discharge lamps
DE3864738D1 (en) * 1987-05-13 1991-10-17 Philips Nv GETTERED ELECTRIC LAMP.
US6377846B1 (en) 1997-02-21 2002-04-23 Medtronic Ave, Inc. Device for delivering localized x-ray radiation and method of manufacture
DE69823406T2 (en) * 1997-02-21 2005-01-13 Medtronic AVE, Inc., Santa Rosa X-ray device provided with a strain structure for local irradiation of the interior of a body
DE29703990U1 (en) * 1997-03-05 1997-04-17 Thielen Marcus Dipl Phys Cold electrode for gas discharges
US5854822A (en) * 1997-07-25 1998-12-29 Xrt Corp. Miniature x-ray device having cold cathode
AU8911898A (en) * 1997-08-18 1999-03-08 Xrt Corp. Cathode from getter material
DE19741658A1 (en) * 1997-09-16 1999-03-18 Siemens Ag Gas-filled discharge gap e.g. spark gap or surge diverter
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 (en) * 1999-11-29 2001-05-31 Philips Corp Intellectual Pty Gas discharge lamp with an oxide emitter electrode
ITMI20012389A1 (en) * 2001-11-12 2003-05-12 Getters Spa CABLE CATHODE WITH INTEGRATED GETTER FOR DISCHARGE LAMPS AND METHODS FOR ITS REALIZATION
US6825613B2 (en) * 2002-09-12 2004-11-30 Colour Star Limited Mercury gas discharge device
ITMI20032208A1 (en) * 2003-11-14 2005-05-15 Getters Spa CATODO WITH INTEGRATED AND LOW FUNCTION GETTER WORK FOR COLD CATO LAMPS.
WO2007033247A2 (en) * 2005-09-14 2007-03-22 Littelfuse, Inc. Gas-filled surge arrester, activating compound, ignition stripes and method therefore
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 (en) * 1959-01-22
US3078387A (en) * 1960-09-08 1963-02-19 Philips Corp Magnetron
DE1539135A1 (en) * 1965-06-30 1969-08-28 Siemens Ag Pump arrangement with auxiliary cathode for electrical discharge vessels

Also Published As

Publication number Publication date
ES365598A1 (en) 1971-03-16
FR2007388A1 (en) 1970-01-09
DE1913071A1 (en) 1969-10-23
GB1265881A (en) 1972-03-08
SE339962B (en) 1971-11-01
US3582702A (en) 1971-06-01
OA03035A (en) 1970-12-15
NL6804720A (en) 1969-10-07
BE730961A (en) 1969-10-02

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Legal Events

Date Code Title Description
PL Patent ceased