GB8415238D0 - High pressure discharge lamp - Google Patents

High pressure discharge lamp

Info

Publication number
GB8415238D0
GB8415238D0 GB8415238A GB8415238A GB8415238D0 GB 8415238 D0 GB8415238 D0 GB 8415238D0 GB 8415238 A GB8415238 A GB 8415238A GB 8415238 A GB8415238 A GB 8415238A GB 8415238 D0 GB8415238 D0 GB 8415238D0
Authority
GB
United Kingdom
Prior art keywords
high pressure
discharge lamp
pressure discharge
lamp
pressure
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.)
Granted
Application number
GB8415238A
Other versions
GB2143674A (en
GB2143674B (en
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
Publication of GB8415238D0 publication Critical patent/GB8415238D0/en
Publication of GB2143674A publication Critical patent/GB2143674A/en
Application granted granted Critical
Publication of GB2143674B publication Critical patent/GB2143674B/en
Expired 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
    • H01J61/10—Shields, screens, or guides for influencing the discharge
GB8415238A 1983-06-14 1984-06-14 High-pressure discharge lamp Expired GB2143674B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833321479 DE3321479A1 (en) 1983-06-14 1983-06-14 HIGH PRESSURE DISCHARGE LAMP

Publications (3)

Publication Number Publication Date
GB8415238D0 true GB8415238D0 (en) 1984-07-18
GB2143674A GB2143674A (en) 1985-02-13
GB2143674B GB2143674B (en) 1988-01-20

Family

ID=6201467

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8415238A Expired GB2143674B (en) 1983-06-14 1984-06-14 High-pressure discharge lamp

Country Status (2)

Country Link
DE (1) DE3321479A1 (en)
GB (1) GB2143674B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD280630A1 (en) * 1989-03-14 1990-07-11 Narva Gluehlampen SINGLE-SIDED DISCHARGE LAMP WITH ENHANCED HIGH VOLTAGE STRENGTH
DE4342478C2 (en) * 1993-12-13 1997-12-11 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Metal halide high pressure discharge lamp
DE19617193C2 (en) * 1995-04-28 2002-04-18 Asg Luftfahrttechnik Und Senso Device for optically detecting arcing faults and method for producing the device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB469631A (en) * 1935-09-24 1937-07-29 Philips Nv Improvements in gas or vapour-filled electric discharge tubes and in devices comprising such tubes
GB497822A (en) * 1937-05-14 1938-12-29 Philips Nv Improvements in electric gas or vapour discharge tubes
GB495978A (en) * 1937-06-14 1938-11-23 Gen Electric Co Ltd Improvements in high-pressure metal-vapour electric discharge devices
NL56612C (en) * 1938-12-01
GB780474A (en) * 1953-02-18 1957-08-07 Crompton Parkinson Ltd Improvements in electric discharge lamps
ES254020A1 (en) * 1958-12-11 1960-06-01 Philips Nv Improvements in electric discharge lamps
DE2840771A1 (en) * 1978-09-19 1980-03-27 Patra Patent Treuhand HIGH PRESSURE DISCHARGE LAMP WITH METAL HALOGENIDES

Also Published As

Publication number Publication date
GB2143674A (en) 1985-02-13
GB2143674B (en) 1988-01-20
DE3321479A1 (en) 1984-12-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee