GB1265881A - - Google Patents

Info

Publication number
GB1265881A
GB1265881A GB1265881DA GB1265881A GB 1265881 A GB1265881 A GB 1265881A GB 1265881D A GB1265881D A GB 1265881DA GB 1265881 A GB1265881 A GB 1265881A
Authority
GB
United Kingdom
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
Other languages
English (en)
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
Publication of GB1265881A publication Critical patent/GB1265881A/en
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
GB1265881D 1968-04-04 1969-04-01 Expired GB1265881A (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1265881A true GB1265881A (de) 1972-03-08

Family

ID=19803234

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1265881D Expired GB1265881A (de) 1968-04-04 1969-04-01

Country Status (10)

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

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
ES2026248T3 (es) * 1987-05-13 1992-04-16 N.V. Philips' Gloeilampenfabrieken Lampara electrica provista de un absorbente.
US6377846B1 (en) 1997-02-21 2002-04-23 Medtronic Ave, Inc. Device for delivering localized x-ray radiation and method of manufacture
EP0860181B1 (de) * 1997-02-21 2004-04-28 Medtronic Ave, Inc. 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
AU8911898A (en) * 1997-08-18 1999-03-08 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.
CN101297452A (zh) * 2005-09-14 2008-10-29 力特保险丝有限公司 充气式电涌放电器、激活化合物、点火条及相应方法
EP1983543A1 (de) * 2007-04-20 2008-10-22 ICT Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik mbH Ladunsgträgerteilchenkanonenkammer, Ladunsgträgerteilchenstrahlvorrichtung und Verfahren zu dessen Betrieb
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 (de) * 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 (de) 1971-11-01
BE730961A (de) 1969-10-02
ES365598A1 (es) 1971-03-16
OA03035A (fr) 1970-12-15
NL6804720A (de) 1969-10-07
DE1913071A1 (de) 1969-10-23
CH495055A (de) 1970-08-15
US3582702A (en) 1971-06-01
FR2007388A1 (de) 1970-01-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee