DE69210973T2 - Electric discharge lamp - Google Patents

Electric discharge lamp

Info

Publication number
DE69210973T2
DE69210973T2 DE1992610973 DE69210973T DE69210973T2 DE 69210973 T2 DE69210973 T2 DE 69210973T2 DE 1992610973 DE1992610973 DE 1992610973 DE 69210973 T DE69210973 T DE 69210973T DE 69210973 T2 DE69210973 T2 DE 69210973T2
Authority
DE
Germany
Prior art keywords
discharge lamp
electric discharge
electric
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 - Fee Related
Application number
DE1992610973
Other languages
German (de)
Other versions
DE69210973D1 (en
Inventor
Henrikus Johannes Hubert Pragt
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 Electronics 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 Electronics NV filed Critical Philips Electronics NV
Publication of DE69210973D1 publication Critical patent/DE69210973D1/en
Application granted granted Critical
Publication of DE69210973T2 publication Critical patent/DE69210973T2/en
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
    • H01J61/50—Auxiliary parts or solid material within the envelope for reducing risk of explosion upon breakage of the envelope, e.g. for use in mines
DE1992610973 1991-12-23 1992-12-16 Electric discharge lamp Expired - Fee Related DE69210973T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP91203379 1991-12-23

Publications (2)

Publication Number Publication Date
DE69210973D1 DE69210973D1 (en) 1996-06-27
DE69210973T2 true DE69210973T2 (en) 1996-11-28

Family

ID=8208095

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992610973 Expired - Fee Related DE69210973T2 (en) 1991-12-23 1992-12-16 Electric discharge lamp

Country Status (3)

Country Link
EP (1) EP0549056B1 (en)
JP (1) JPH05314952A (en)
DE (1) DE69210973T2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5402033A (en) * 1991-12-23 1995-03-28 Philips Electronics North America Corporation High pressure discharge lamp having clamped-on containment sleeve
US5532543A (en) * 1991-12-23 1996-07-02 Philips Electronics North America Corporation High density discharge lamp with pinched-on containment shield
US6153968A (en) * 1998-10-02 2000-11-28 Philips Electronics North America Corp. Metal halide lamp with stem mounted support frame for arc tube shield
US6861805B2 (en) 2001-05-08 2005-03-01 Koninklijke Philips Electronics N.V. Coil antenna/protection for ceramic metal halide lamps
US6995513B2 (en) 2001-05-08 2006-02-07 Koninklijke Philips Electronics N.V. Coil antenna/protection for ceramic metal halide lamps
JP2006228584A (en) * 2005-02-18 2006-08-31 Iwasaki Electric Co Ltd High pressure discharge lamp
WO2007122522A2 (en) * 2006-04-21 2007-11-01 Koninklijke Philips Electronics, N.V. Discharge lamp with protective shroud
JP2008027745A (en) * 2006-07-21 2008-02-07 Osram Melco Toshiba Lighting Kk Metal halide lamp, and lighting apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1239970A (en) * 1984-12-28 1988-08-02 Francis R. Koza Metal halide lamp with arc tube shield support
US4942330A (en) * 1988-09-30 1990-07-17 Gte Products Corporation Lamp assembly utilizing shield and ceramic fiber mesh for containment
US4950938A (en) * 1988-11-16 1990-08-21 North American Philips Corp. Discharge lamp with discharge vessel rupture shield

Also Published As

Publication number Publication date
EP0549056A1 (en) 1993-06-30
DE69210973D1 (en) 1996-06-27
EP0549056B1 (en) 1996-05-22
JPH05314952A (en) 1993-11-26

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

8339 Ceased/non-payment of the annual fee