DE59301425D1 - Low pressure discharge lamp - Google Patents

Low pressure discharge lamp

Info

Publication number
DE59301425D1
DE59301425D1 DE59301425T DE59301425T DE59301425D1 DE 59301425 D1 DE59301425 D1 DE 59301425D1 DE 59301425 T DE59301425 T DE 59301425T DE 59301425 T DE59301425 T DE 59301425T DE 59301425 D1 DE59301425 D1 DE 59301425D1
Authority
DE
Germany
Prior art keywords
low pressure
discharge lamp
pressure discharge
lamp
low
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 - Lifetime
Application number
DE59301425T
Other languages
German (de)
Inventor
Reinhard Dr Weitzel
Klaus-Dieter Bauer
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.)
Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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 Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Application granted granted Critical
Publication of DE59301425D1 publication Critical patent/DE59301425D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • H01J61/09—Hollow cathodes
DE59301425T 1992-02-28 1993-02-08 Low pressure discharge lamp Expired - Lifetime DE59301425D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9202638U DE9202638U1 (en) 1992-02-28 1992-02-28

Publications (1)

Publication Number Publication Date
DE59301425D1 true DE59301425D1 (en) 1996-02-29

Family

ID=6876677

Family Applications (2)

Application Number Title Priority Date Filing Date
DE9202638U Expired - Lifetime DE9202638U1 (en) 1992-02-28 1992-02-28
DE59301425T Expired - Lifetime DE59301425D1 (en) 1992-02-28 1993-02-08 Low pressure discharge lamp

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE9202638U Expired - Lifetime DE9202638U1 (en) 1992-02-28 1992-02-28

Country Status (3)

Country Link
EP (1) EP0560063B1 (en)
JP (1) JPH0584017U (en)
DE (2) DE9202638U1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19538283A1 (en) * 1995-10-16 1997-04-17 Holzer Walter Prof Dr H C Ing Cold cathode for gas discharge lamps
US6356019B1 (en) * 1999-06-22 2002-03-12 Osram Sylvania Inc. Fluorescent lamp and methods for making electrode assemblies for fluorescent lamps
CN101185152A (en) * 2005-06-02 2008-05-21 皇家飞利浦电子股份有限公司 Light emitting device with electrode comprising a ceramic material
DE102013215056A1 (en) * 2013-07-31 2015-02-19 Osram Gmbh Low-pressure discharge lamp with discharge vessel and electrode

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3883764A (en) * 1974-03-04 1975-05-13 Gen Electric Cathode structure for high current, low pressure discharge devices
JPH02181352A (en) * 1989-01-06 1990-07-16 Hitachi Ltd Low pressure discharge lamp
JPH02186551A (en) * 1989-01-12 1990-07-20 Tokyo Densoku Kk Discharge tube
JPH04174951A (en) * 1990-07-19 1992-06-23 Tokyo Densoku Kk Discharge tube

Also Published As

Publication number Publication date
EP0560063A1 (en) 1993-09-15
EP0560063B1 (en) 1996-01-17
JPH0584017U (en) 1993-11-12
DE9202638U1 (en) 1992-04-16

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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: OSRAM GESELLSCHAFT MIT BESCHRAENKTER HAFTUNG, , DE

R071 Expiry of right

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