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DK103899C - Mercury vapor discharge lamp with constricted arc and electrode for use in such a lamp. - Google Patents

Mercury vapor discharge lamp with constricted arc and electrode for use in such a lamp.

Info

Publication number
DK103899C
DK103899C DK388163AA DK388163A DK103899C DK 103899 C DK103899 C DK 103899C DK 388163A A DK388163A A DK 388163AA DK 388163 A DK388163 A DK 388163A DK 103899 C DK103899 C DK 103899C
Authority
DK
Denmark
Prior art keywords
lamp
electrode
mercury vapor
vapor discharge
discharge lamp
Prior art date
Application number
DK388163AA
Other languages
Danish (da)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Application granted granted Critical
Publication of DK103899C publication Critical patent/DK103899C/en

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
    • H01J61/073—Main electrodes for high-pressure discharge lamps
    • H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode
DK388163AA 1962-08-17 1963-08-14 Mercury vapor discharge lamp with constricted arc and electrode for use in such a lamp. DK103899C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL282235 1962-08-17

Publications (1)

Publication Number Publication Date
DK103899C true DK103899C (en) 1966-03-07

Family

ID=19754051

Family Applications (1)

Application Number Title Priority Date Filing Date
DK388163AA DK103899C (en) 1962-08-17 1963-08-14 Mercury vapor discharge lamp with constricted arc and electrode for use in such a lamp.

Country Status (7)

Country Link
US (1) US3303377A (en)
AT (1) AT239919B (en)
BE (1) BE636192A (en)
DE (1) DE1275686B (en)
DK (1) DK103899C (en)
GB (1) GB981666A (en)
NL (1) NL282235A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3548242A (en) * 1967-05-16 1970-12-15 Sylvania Electric Prod High pressure electric discharge device and cathode
AT300121B (en) * 1968-11-22 1972-07-10 Egyesuelt Izzolampa Process for producing discharge lamps without suction tubes
DE19749908A1 (en) 1997-11-11 1999-05-12 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Electrode component for discharge lamps
DE19757152C2 (en) 1997-12-20 2002-10-31 Thomas Eggers Electrode for discharge lamps
JP2000306546A (en) * 1999-04-21 2000-11-02 Ushio Inc Short arc discharge lamp
US7176632B2 (en) * 2005-03-15 2007-02-13 Osram Sylvania Inc. Slotted electrode for high intensity discharge lamp
JP5009062B2 (en) * 2007-06-22 2012-08-22 株式会社オーク製作所 Electrode structure for discharge lamp
US8610350B2 (en) * 2009-12-15 2013-12-17 Osram Gesellschaft Mit Beschraenkter Haftung Electrode structures for discharge lamps

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB462806A (en) * 1935-10-09 1937-03-16 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Improvements in high-pressure metal-vapour electric discharge devices
GB486502A (en) * 1936-12-01 1938-06-01 Paul Freedman Improvements in and relating to metallic vapour discharge lamps
DE733986C (en) * 1940-07-20 1943-04-07 Patra Patent Treuhand Electric overpressure discharge lamp
DE761839C (en) * 1941-08-09 1954-10-11 Patra Patent Treuhand Electric rectifier tubes, especially for high voltages
US2459579A (en) * 1947-08-06 1949-01-18 Gen Electric Electrode structure
GB677551A (en) * 1949-10-17 1952-08-20 Gen Electric Co Ltd Improvements in or relating to electric discharge lamps
DE1828465U (en) * 1959-07-08 1961-03-23 Patra Patent Treuhand ELECTRODE FOR ELECTRIC HIGH PRESSURE DISCHARGE LAMPS.

Also Published As

Publication number Publication date
BE636192A (en)
GB981666A (en) 1965-01-27
AT239919B (en) 1965-05-10
NL282235A (en)
US3303377A (en) 1967-02-07
DE1275686B (en) 1968-08-22

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