DE602004011522D1 - Niederdruck-gasentladungslampe mit erdalkali-chalkogeniden als elektronenemittermaterial - Google Patents

Niederdruck-gasentladungslampe mit erdalkali-chalkogeniden als elektronenemittermaterial

Info

Publication number
DE602004011522D1
DE602004011522D1 DE602004011522T DE602004011522T DE602004011522D1 DE 602004011522 D1 DE602004011522 D1 DE 602004011522D1 DE 602004011522 T DE602004011522 T DE 602004011522T DE 602004011522 T DE602004011522 T DE 602004011522T DE 602004011522 D1 DE602004011522 D1 DE 602004011522D1
Authority
DE
Germany
Prior art keywords
gas discharge
low
pressure gas
discharge lamp
chalkogenides
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 - Fee Related
Application number
DE602004011522T
Other languages
English (en)
Other versions
DE602004011522T2 (de
Inventor
Rainer Hilbig
Robert Peter Scholl
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.)
Philips Intellectual Property and Standards GmbH
Original Assignee
Philips Intellectual Property and Standards GmbH
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 Intellectual Property and Standards GmbH filed Critical Philips Intellectual Property and Standards GmbH
Publication of DE602004011522D1 publication Critical patent/DE602004011522D1/de
Application granted granted Critical
Publication of DE602004011522T2 publication Critical patent/DE602004011522T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • H01J61/0675—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode
    • H01J61/0677—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/125—Selection of substances for gas fillings; Specified operating pressure or temperature having an halogenide as principal component

Landscapes

  • Discharge Lamp (AREA)
  • Gas-Filled Discharge Tubes (AREA)
DE602004011522T 2003-08-07 2004-07-28 Niederdruckgasentladungslampe mit Erdalkali-Chalkogeniden als Elektronen-Emittermaterial Expired - Fee Related DE602004011522T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP03102467 2003-08-07
EP03102467 2003-08-07
PCT/IB2004/051308 WO2005015601A2 (en) 2003-08-07 2004-07-28 Low-pressure gas discharge lamp with alkaline earth chalcogenides as electron emitter material

Publications (2)

Publication Number Publication Date
DE602004011522D1 true DE602004011522D1 (de) 2008-03-13
DE602004011522T2 DE602004011522T2 (de) 2009-01-29

Family

ID=34130290

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004011522T Expired - Fee Related DE602004011522T2 (de) 2003-08-07 2004-07-28 Niederdruckgasentladungslampe mit Erdalkali-Chalkogeniden als Elektronen-Emittermaterial

Country Status (7)

Country Link
US (1) US20060214590A1 (de)
EP (1) EP1654750B1 (de)
JP (1) JP2007501996A (de)
CN (1) CN1833302A (de)
AT (1) ATE385039T1 (de)
DE (1) DE602004011522T2 (de)
WO (1) WO2005015601A2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10242245A1 (de) * 2002-09-12 2004-03-25 Philips Intellectual Property & Standards Gmbh Niederdruckgasentlastungslampe mit einem Erdalkalioxidgemisch als Elektronen-Ermittersubstanz
US7633216B2 (en) 2005-11-28 2009-12-15 General Electric Company Barium-free electrode materials for electric lamps and methods of manufacture thereof
GR1006103B (el) * 2007-08-21 2008-10-15 Σπυριδων Κιτσινελης Λαμπτηρας βασισμενος σε σωληνα εκκενωσης χαμηλης πιεσης ατμων αλογονιδιων του αλουμινιου και γαλλιου

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE466075C (de) * 1924-08-05 1928-10-01 Elektr Fab Gluehkathode
GB271401A (en) * 1926-05-21 1927-06-16 Alexander Just Improvements in and relating to thermionic valves and methods of manufacturing the same
US2449113A (en) * 1944-07-22 1948-09-14 Fruth Hal Frederick Electric discharge device
EP0946968B1 (de) * 1997-10-22 2004-05-06 Koninklijke Philips Electronics N.V. Niederdruckentladungslampe und kompakte leuchtstofflampe
JP3620371B2 (ja) * 1999-10-01 2005-02-16 ウシオ電機株式会社 高周波励起点光源ランプ装置
DE10044562A1 (de) * 2000-09-08 2002-03-21 Philips Corp Intellectual Pty Niederdruckgasentladungslampe mit quecksilberfreier Gasfüllung
DE10128915A1 (de) * 2001-06-15 2002-12-19 Philips Corp Intellectual Pty Niederdruckgasentladungslampe mit quecksilberfreier Gasfüllung
DE10242245A1 (de) * 2002-09-12 2004-03-25 Philips Intellectual Property & Standards Gmbh Niederdruckgasentlastungslampe mit einem Erdalkalioxidgemisch als Elektronen-Ermittersubstanz

Also Published As

Publication number Publication date
EP1654750A2 (de) 2006-05-10
DE602004011522T2 (de) 2009-01-29
WO2005015601A2 (en) 2005-02-17
CN1833302A (zh) 2006-09-13
ATE385039T1 (de) 2008-02-15
JP2007501996A (ja) 2007-02-01
WO2005015601A3 (en) 2005-08-11
EP1654750B1 (de) 2008-01-23
US20060214590A1 (en) 2006-09-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee