DE3464297D1 - Electrodeless discharge lamp - Google Patents

Electrodeless discharge lamp

Info

Publication number
DE3464297D1
DE3464297D1 DE8484200389T DE3464297T DE3464297D1 DE 3464297 D1 DE3464297 D1 DE 3464297D1 DE 8484200389 T DE8484200389 T DE 8484200389T DE 3464297 T DE3464297 T DE 3464297T DE 3464297 D1 DE3464297 D1 DE 3464297D1
Authority
DE
Germany
Prior art keywords
discharge lamp
electrodeless discharge
electrodeless
lamp
discharge
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
DE8484200389T
Other languages
English (en)
Inventor
Theodorus J H Smeelen
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
Application granted granted Critical
Publication of DE3464297D1 publication Critical patent/DE3464297D1/de
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J65/00Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
    • H01J65/04Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
    • H01J65/042Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
    • H01J65/048Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by using an excitation coil

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
DE8484200389T 1983-03-23 1984-03-20 Electrodeless discharge lamp Expired DE3464297D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8301032A NL8301032A (nl) 1983-03-23 1983-03-23 Elektrodenloze ontladingslamp.

Publications (1)

Publication Number Publication Date
DE3464297D1 true DE3464297D1 (en) 1987-07-23

Family

ID=19841588

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484200389T Expired DE3464297D1 (en) 1983-03-23 1984-03-20 Electrodeless discharge lamp

Country Status (6)

Country Link
US (1) US4622495A (de)
EP (1) EP0119666B1 (de)
JP (1) JPS59180956A (de)
CA (1) CA1215101A (de)
DE (1) DE3464297D1 (de)
NL (1) NL8301032A (de)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8601702A (nl) * 1986-06-30 1988-01-18 Philips Nv Elektrodeloze lagedrukontladingslamp.
US4922157A (en) * 1987-06-26 1990-05-01 U.S. Philips Corp. Electrodeless low-pressure discharge lamp with thermally isolated magnetic core
NL8702123A (nl) 1987-09-08 1989-04-03 Philips Nv Lagedrukkwikdampontladingslamp.
JPH01197959A (ja) * 1988-02-02 1989-08-09 Toshiba Corp 低圧水銀蒸気放電灯用アマルガムおよびこのアマルガムを用いた低圧水銀蒸気放電灯
US5118196A (en) * 1990-03-05 1992-06-02 Ault David J Electromagnetic Christmas tree lights
JPH05234570A (ja) * 1991-06-28 1993-09-10 Matsushita Electric Works Ltd 無電極放電灯
US5397966A (en) * 1992-05-20 1995-03-14 Diablo Research Corporation Radio frequency interference reduction arrangements for electrodeless discharge lamps
US5581157A (en) * 1992-05-20 1996-12-03 Diablo Research Corporation Discharge lamps and methods for making discharge lamps
TW214598B (en) * 1992-05-20 1993-10-11 Diablo Res Corp Impedance matching and filter network for use with electrodeless discharge lamp
US5306986A (en) * 1992-05-20 1994-04-26 Diablo Research Corporation Zero-voltage complementary switching high efficiency class D amplifier
TW210397B (en) * 1992-06-05 1993-08-01 Diablo Res Corp Base mechanism to attach an electrodeless discharge light bulb to a socket in a standard lamp harp structure
CA2137289A1 (en) * 1992-06-05 1993-12-23 Derek Bray Electrodeless discharge lamp containing push-pull class e amplifier and bifilar coil
CA2112091A1 (en) * 1992-12-22 1994-06-23 Andre C. Bouchard Apparatus for shortening stabilization time in high output compact fluorescent lamps
US5598069A (en) * 1993-09-30 1997-01-28 Diablo Research Corporation Amalgam system for electrodeless discharge lamp
EP0646942B1 (de) * 1993-10-04 1997-06-04 General Electric Company Genaue Plazierung und Halterung eines Amalgams in einer elektrodenlose Leuchtstofflampe
US5434482A (en) * 1993-10-04 1995-07-18 General Electric Company Electrodeless fluorescent lamp with optimized amalgam positioning
US5412288A (en) * 1993-12-15 1995-05-02 General Electric Company Amalgam support in an electrodeless fluorescent lamp
US5412289A (en) * 1993-12-15 1995-05-02 General Electric Company Using a magnetic field to locate an amalgam in an electrodeless fluorescent lamp
US5500567A (en) * 1994-02-10 1996-03-19 General Electric Company Apparatus for securing an amalgam at the apex of an electrodeless fluorescent lamp
US5559392A (en) * 1994-06-13 1996-09-24 General Electric Company Apparatus for securing an amalgam at the apex of an electrodeless fluorescent lamp
TW344018B (en) * 1994-07-15 1998-11-01 Philips Electronics Nv Low-pressure mercury vapor discharge lamp
US5847508A (en) * 1994-10-03 1998-12-08 General Electric Company Integrated starting and running amalgam assembly for an electrodeless fluorescent lamp
DE19512129A1 (de) * 1995-03-31 1996-10-02 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Niederdruckquecksilberdampfentladungslampe
TW344084B (en) * 1995-05-24 1998-11-01 Philips Eloctronics N V Lighting unit, electrodeless low-pressure discharge lamp, and discharge vessel for use in the lighting unit
US5739633A (en) * 1995-08-14 1998-04-14 General Electric Company Amalgam containing compact fluorescent lamp with improved warm-up
GB9521373D0 (en) * 1995-10-18 1995-12-20 Gen Electric Electrodeless fluorescent lamp
GB9521375D0 (en) * 1995-10-18 1995-12-20 Gen Electric Electrodeless fluorescent lamp
DE19643219A1 (de) * 1995-10-23 1997-04-24 Gen Electric Amalgam-Halterungsanordnung für eine elektrodenlose Entladungslampe
US5773926A (en) * 1995-11-16 1998-06-30 Matsushita Electric Works Research And Development Laboratory Inc Electrodeless fluorescent lamp with cold spot control
WO1997023895A2 (en) * 1995-12-21 1997-07-03 Philips Electronics N.V. Electrodeless lamp with a heat conductor
US5698951A (en) * 1996-05-06 1997-12-16 Matsushita Electric Works Research & Development Labratory Electrodeless discharge lamp and device for increasing the lamp's luminous development
WO1997044815A2 (en) * 1996-05-17 1997-11-27 Philips Electronics N.V. Low-pressure mercury discharge lamp
US6249090B1 (en) 1996-07-03 2001-06-19 Matsushita Electric Works Research & Development Laboratories Inc Electrodeless fluorescent lamp with spread induction coil
US5717290A (en) * 1996-09-26 1998-02-10 Osram Sylvania Inc. Starting flag structure for tubular low pressure discharge lamps
US5723947A (en) * 1996-12-20 1998-03-03 Matsushita Electric Works Research & Development Laboratories Inc. Electrodeless inductively-coupled fluorescent lamp with improved cavity and tubulation
US5925987A (en) * 1997-07-18 1999-07-20 Hartmann & Braun Gmbh & Co. Kg Printed circuit board mounted electrodeless gas discharge lamp
TW548681B (en) * 1999-02-24 2003-08-21 Koninkl Philips Electronics Nv Low-pressure mercury vapor discharge lamp
JP4258380B2 (ja) * 2004-01-05 2009-04-30 パナソニック電工株式会社 無電極蛍光ランプ及びその点灯装置
DE102005050306B3 (de) 2005-10-20 2007-03-15 Minebea Co., Ltd. Elektrodenlose Gasentladungslampe
US8198815B2 (en) * 2009-09-29 2012-06-12 Osram Sylvania Inc. Amalgam support in an inductively coupled discharge lamp
US8502482B1 (en) 2011-12-06 2013-08-06 John Yeh Compact induction lamp
US9030088B2 (en) * 2012-05-07 2015-05-12 John Yeh Induction fluorescent lamp with amalgam chamber
US9461222B1 (en) 2015-06-30 2016-10-04 Epistar Corporation Light-emitting element and the light-emitting module thereof

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2016111A (en) * 1933-10-30 1935-10-01 William J Hitchcock Gas discharge lamp, especially mercury lamp
US3619697A (en) * 1964-07-09 1971-11-09 Westinghouse Electric Corp Mercury vapor discharge lamp and pressure-regulating means therefor
US3504215A (en) * 1967-11-30 1970-03-31 Westinghouse Electric Corp Planar fluorescent lamp with integral amalgam type mercury-vapor pressure control component
US3526803A (en) * 1968-01-30 1970-09-01 Westinghouse Electric Corp High-output fluorescent lamp with axial rod and amalgam mercury-vapor control means
US4010400A (en) * 1975-08-13 1977-03-01 Hollister Donald D Light generation by an electrodeless fluorescent lamp
NL177163C (nl) * 1976-03-04 1985-08-01 Philips Nv Lagedrukkwikdampontladingslamp.
US4262231A (en) * 1978-10-25 1981-04-14 General Electric Company Helical wire coil in solenoidal lamp tip-off region wetted by alloy forming an amalgam with mercury
US4437041A (en) * 1981-11-12 1984-03-13 General Electric Company Amalgam heating system for solenoidal electric field lamps

Also Published As

Publication number Publication date
CA1215101A (en) 1986-12-09
NL8301032A (nl) 1984-10-16
US4622495A (en) 1986-11-11
JPH0443382B2 (de) 1992-07-16
EP0119666B1 (de) 1987-06-16
JPS59180956A (ja) 1984-10-15
EP0119666A1 (de) 1984-09-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8327 Change in the person/name/address of the patent owner

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N

8339 Ceased/non-payment of the annual fee