GB415613A - Improvements in or relating to devices comprising at least one electric discharge lamp - Google Patents

Improvements in or relating to devices comprising at least one electric discharge lamp

Info

Publication number
GB415613A
GB415613A GB30482/33A GB3048233A GB415613A GB 415613 A GB415613 A GB 415613A GB 30482/33 A GB30482/33 A GB 30482/33A GB 3048233 A GB3048233 A GB 3048233A GB 415613 A GB415613 A GB 415613A
Authority
GB
United Kingdom
Prior art keywords
lamp
filling
envelope
elongated
eccentrically
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
Application number
GB30482/33A
Other languages
English (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB415613A publication Critical patent/GB415613A/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
    • H01J61/30—Vessels; Containers
    • H01J61/34—Double-wall vessels or containers

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)
GB30482/33A 1932-11-15 1933-11-02 Improvements in or relating to devices comprising at least one electric discharge lamp Expired GB415613A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE415613X 1932-11-15
DEN35074D DE611962C (de) 1932-11-15 1933-04-01 Elektrische Entladungslampe mit Dampffuellung schwer verdampfbarer Metalle

Publications (1)

Publication Number Publication Date
GB415613A true GB415613A (en) 1934-08-30

Family

ID=25910674

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30482/33A Expired GB415613A (en) 1932-11-15 1933-11-02 Improvements in or relating to devices comprising at least one electric discharge lamp

Country Status (6)

Country Link
US (2) US1961719A (xx)
BE (1) BE399274A (xx)
DE (1) DE611962C (xx)
FR (1) FR763159A (xx)
GB (1) GB415613A (xx)
NL (1) NL38017C (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1228717B (de) * 1962-05-02 1966-11-17 Philips Nv Hochdruck-Entladungslampe

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1110754B (de) * 1958-09-05 1961-07-13 Philips Nv Aus mindestens einer rohrfoermigen Entladungslampe bestehende Lichtquelle
US3619682A (en) * 1969-04-01 1971-11-09 Sylvania Electric Prod Arc discharge lamp including means for cooling envelope surrounding an arc tube
US3662203A (en) * 1969-05-20 1972-05-09 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh High pressure saturated metal vapor, preferably sodium or metal halide vapor discharge lamp
US5229681A (en) * 1989-10-10 1993-07-20 Musco Corporation Discharge lamp with offset or tilted arc tube
US5856721A (en) * 1994-09-08 1999-01-05 Gordin; Myron K. Discharge lamp with offset or tilted arc tube
US7059745B2 (en) * 2002-02-07 2006-06-13 Musco Corporation Lighting fixture with quick-disconnect light source mount
US7893623B2 (en) * 2005-05-23 2011-02-22 Koninklijke Philips Electronics N.V. High-intensity discharge lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1228717B (de) * 1962-05-02 1966-11-17 Philips Nv Hochdruck-Entladungslampe

Also Published As

Publication number Publication date
BE399274A (xx)
US2103226A (en) 1937-12-21
NL38017C (xx)
FR763159A (fr) 1934-04-25
DE611962C (de) 1935-04-11
US1961719A (en) 1934-06-05

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