DE69205228D1 - Hochdrucknatriumlampe. - Google Patents

Hochdrucknatriumlampe.

Info

Publication number
DE69205228D1
DE69205228D1 DE69205228T DE69205228T DE69205228D1 DE 69205228 D1 DE69205228 D1 DE 69205228D1 DE 69205228 T DE69205228 T DE 69205228T DE 69205228 T DE69205228 T DE 69205228T DE 69205228 D1 DE69205228 D1 DE 69205228D1
Authority
DE
Germany
Prior art keywords
high pressure
pressure sodium
sodium lamp
lamp
sodium
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
DE69205228T
Other languages
English (en)
Other versions
DE69205228T2 (de
Inventor
Cornelis Adrianus Johan Jacobs
Harald Rene Dielis
Marina Maria Josepha Meeuwssen
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
Application granted granted Critical
Publication of DE69205228D1 publication Critical patent/DE69205228D1/de
Publication of DE69205228T2 publication Critical patent/DE69205228T2/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
    • H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
    • H01J61/825—High-pressure sodium lamps
    • 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
    • H01J61/073—Main electrodes for high-pressure discharge lamps
    • H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode
DE1992605228 1991-07-12 1992-07-07 Hochdrucknatriumlampe. Expired - Fee Related DE69205228T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP91201820 1991-07-12

Publications (2)

Publication Number Publication Date
DE69205228D1 true DE69205228D1 (de) 1995-11-09
DE69205228T2 DE69205228T2 (de) 1996-05-02

Family

ID=8207774

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992605228 Expired - Fee Related DE69205228T2 (de) 1991-07-12 1992-07-07 Hochdrucknatriumlampe.

Country Status (3)

Country Link
EP (1) EP0523782B1 (de)
JP (1) JPH05190146A (de)
DE (1) DE69205228T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4327535A1 (de) * 1993-08-16 1995-02-23 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Hochdruckentladungslampe mit keramischem Entladungsgefäß
CN100576421C (zh) * 2002-08-30 2009-12-30 松下电器产业株式会社 能够保持稳定特性的金属蒸汽放电灯和照明设备
US6984938B2 (en) 2002-08-30 2006-01-10 Matsushita Electric Industrial Co., Ltd Metal vapor discharge lamp and lighting apparatus capable of stable maintenance of characteristics

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH249243A (de) * 1943-01-15 1947-06-15 Philips Nv Gas- oder dampfgefüllte elektrische Entladungsröhre.
GB1024182A (en) * 1963-01-30 1966-03-30 Gen Electric Co Ltd Improvements in or relating to high pressure electric discharge lamps
NL185478C (nl) * 1980-09-05 1990-04-17 Philips Nv Hogedruknatriumdampontladingslamp.

Also Published As

Publication number Publication date
EP0523782B1 (de) 1995-10-04
EP0523782A2 (de) 1993-01-20
EP0523782A3 (de) 1993-02-10
DE69205228T2 (de) 1996-05-02
JPH05190146A (ja) 1993-07-30

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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