DE3009362A1 - Elektrische gluehlampe - Google Patents

Elektrische gluehlampe

Info

Publication number
DE3009362A1
DE3009362A1 DE19803009362 DE3009362A DE3009362A1 DE 3009362 A1 DE3009362 A1 DE 3009362A1 DE 19803009362 DE19803009362 DE 19803009362 DE 3009362 A DE3009362 A DE 3009362A DE 3009362 A1 DE3009362 A1 DE 3009362A1
Authority
DE
Germany
Prior art keywords
lamp
incandescent body
incandescent
filter
lamp bulb
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.)
Ceased
Application number
DE19803009362
Other languages
German (de)
English (en)
Inventor
John Fitzgerald
Willem Lodewijk Van Hoorn
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 DE3009362A1 publication Critical patent/DE3009362A1/de
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K7/00—Lamps for purposes other than general lighting
    • H01K7/02—Lamps for purposes other than general lighting for producing a narrow beam of light; for approximating a point-like source of light, e.g. for searchlight, for cinematographic projector
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels

Landscapes

  • Resistance Heating (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Radiation-Therapy Devices (AREA)
DE19803009362 1979-03-14 1980-03-12 Elektrische gluehlampe Ceased DE3009362A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7902016A NL7902016A (nl) 1979-03-14 1979-03-14 Elektrische gloeilamp.

Publications (1)

Publication Number Publication Date
DE3009362A1 true DE3009362A1 (de) 1980-09-25

Family

ID=19832797

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803009362 Ceased DE3009362A1 (de) 1979-03-14 1980-03-12 Elektrische gluehlampe

Country Status (8)

Country Link
US (1) US4311940A (enExample)
JP (1) JPS55124946A (enExample)
BE (1) BE882199A (enExample)
CA (1) CA1144974A (enExample)
DE (1) DE3009362A1 (enExample)
FR (1) FR2451631A1 (enExample)
GB (1) GB2044993B (enExample)
NL (1) NL7902016A (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4714857A (en) * 1986-04-21 1987-12-22 Duro-Test Corporation Infrared reflective lamp with envelope having straight sections
EP0588541A1 (en) * 1992-09-14 1994-03-23 Ge Lighting Limited Electric incandescent lamps
US5962973A (en) * 1997-06-06 1999-10-05 Guide Corporation Optically-coated dual-filament bulb for single compartment headlamp
DE19843852A1 (de) * 1998-09-24 2000-03-30 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Elektrische Glühlampe
JP2001155691A (ja) * 1999-11-26 2001-06-08 Philips Lighting Kk ランプ
GB2428878A (en) * 2005-07-25 2007-02-07 Gen Electric Light source for high efficiency illumination systems
GB2428877A (en) * 2005-07-25 2007-02-07 Gen Electric Gap-Wound Filament Array and Lamps Using the Same
USD647235S1 (en) 2010-03-08 2011-10-18 Hubbell Incorporated Lighting fixture having struts
USD689646S1 (en) 2012-01-25 2013-09-10 Hubbell Incorporated Wall mounted light fixture having struts

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2144673A (en) * 1935-10-31 1939-01-24 Birdseye Electric Company Incandescent lamp and its manufacture
GB1145415A (en) * 1967-03-10 1969-03-12 Sylvania Electric Prod Incandescent lamp
GB1366987A (en) * 1972-10-11 1974-09-18 Gen Electric Co Ltd Filament mount structures for use in electric incandescent filament lamps
DE2811037A1 (de) * 1977-03-25 1978-10-05 Duro Test Corp Gluehlampe
DE2814823A1 (de) * 1977-04-18 1978-10-19 Philips Nv Elektrische gluehlampe

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2784338A (en) * 1954-07-09 1957-03-05 Siemens Electric Lamps & Suppl Incandescent electric lamps
US3445713A (en) * 1966-12-12 1969-05-20 Gen Electric Halogen cycle incandescent lamp
GB1168604A (en) * 1967-05-25 1969-10-29 Westinghouse Electric Corp Electric Lamp with Improved Light Source Mount.
US3543962A (en) * 1968-12-13 1970-12-01 Sylvania Electric Prod High wattage quartz halogen lamp
US3909653A (en) * 1969-05-02 1975-09-30 Westinghouse Electric Corp Compact electric incandescent lamp having planar filament and improved mount
US4023060A (en) * 1975-11-28 1977-05-10 Gte Sylvania Incorporated Ruggedized, high power tungsten-halogen lamp
US4079283A (en) * 1977-04-11 1978-03-14 Gte Sylvania Incorporated High wattage incandescent lamp with support for a planar segmented filament

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2144673A (en) * 1935-10-31 1939-01-24 Birdseye Electric Company Incandescent lamp and its manufacture
GB1145415A (en) * 1967-03-10 1969-03-12 Sylvania Electric Prod Incandescent lamp
GB1366987A (en) * 1972-10-11 1974-09-18 Gen Electric Co Ltd Filament mount structures for use in electric incandescent filament lamps
DE2811037A1 (de) * 1977-03-25 1978-10-05 Duro Test Corp Gluehlampe
DE2814823A1 (de) * 1977-04-18 1978-10-19 Philips Nv Elektrische gluehlampe

Also Published As

Publication number Publication date
FR2451631A1 (fr) 1980-10-10
FR2451631B1 (enExample) 1981-12-31
BE882199A (fr) 1980-09-12
GB2044993B (en) 1983-01-06
US4311940A (en) 1982-01-19
GB2044993A (en) 1980-10-22
CA1144974A (en) 1983-04-19
NL7902016A (nl) 1980-09-16
JPS55124946A (en) 1980-09-26

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection