GB1145415A - Incandescent lamp - Google Patents

Incandescent lamp

Info

Publication number
GB1145415A
GB1145415A GB9379/68A GB937968A GB1145415A GB 1145415 A GB1145415 A GB 1145415A GB 9379/68 A GB9379/68 A GB 9379/68A GB 937968 A GB937968 A GB 937968A GB 1145415 A GB1145415 A GB 1145415A
Authority
GB
United Kingdom
Prior art keywords
support rods
filament
rods
reflector
pair
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
GB9379/68A
Inventor
Robert F Scoledge
Emery G Audesse
Leroy S Huston
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.)
GTE Sylvania Inc
Original Assignee
Sylvania Electric Products Inc
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 Sylvania Electric Products Inc filed Critical Sylvania Electric Products Inc
Publication of GB1145415A publication Critical patent/GB1145415A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/18—Mountings or supports for the incandescent body
    • 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

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

1,145,415. Electric incandescent lamps. SYLVANIA ELECTRIC PRODUCTS Inc. 27 Feb., 1968 [10 March, 1967], No. 9379/68. Heading H1F. An electric incandescent lamp comprises a high melting point glass envelope 1 press sealed at one end 2, a pair of parallel conductive support rods 3, 4 extending from the press seal, a pair of spaced quartz rods 6, 7 mounted on and perpendicular to the support rods, a filament 9 connected at its ends to the support rods and suspended by wires 8 embedded in the quartz rods, and a reflector 12 disposed behind the filament and carried by one of the support rods. The envelope preferably contains nitrogen and iodine. The filament is disposed in two parallel planes arranged one behind the other in front of the reflector, and one suspension wire 10 extends upwardly into the sealing tip 5 to stabilize the structure.
GB9379/68A 1967-03-10 1968-02-27 Incandescent lamp Expired GB1145415A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US62229067A 1967-03-10 1967-03-10

Publications (1)

Publication Number Publication Date
GB1145415A true GB1145415A (en) 1969-03-12

Family

ID=24493645

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9379/68A Expired GB1145415A (en) 1967-03-10 1968-02-27 Incandescent lamp

Country Status (2)

Country Link
US (1) US3555338A (en)
GB (1) GB1145415A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3009362A1 (en) * 1979-03-14 1980-09-25 Philips Nv ELECTRIC BULB

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3648094A (en) * 1970-04-15 1972-03-07 Westinghouse Electric Corp Lamp combination comprising an improved envelope for tungsten-halogen incandescible projection lamp
NL7400763A (en) * 1974-01-21 1975-07-23 Philips Nv ELECTRIC LIGHT BULB.
US4150316A (en) * 1977-01-13 1979-04-17 Gte Sylvania Incorporated Incandescent projection lamp with internal reflector having light defining opening therein
US4079283A (en) * 1977-04-11 1978-03-14 Gte Sylvania Incorporated High wattage incandescent lamp with support for a planar segmented filament
US4243907A (en) * 1979-07-05 1981-01-06 Gte Products Corporation Lamp having reduced width press-seal
HU192240B (en) * 1984-07-03 1987-05-28 Philips Nv Explosion-proof incandescent lamp
US5451829A (en) * 1989-12-04 1995-09-19 North American Philips Corporation Reflector mount for an incandescent lamp having a planar filament array
US5535111A (en) * 1994-04-29 1996-07-09 Thomas & Betts Corporation Quartz halogen flood light assembly having improved lamp and reflector
DE19523146A1 (en) * 1995-06-29 1997-01-02 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Method of manufacturing an electric light bulb and an electric light bulb made by this method
JP2001155691A (en) * 1999-11-26 2001-06-08 Philips Lighting Kk Lamp
GB2428878A (en) * 2005-07-25 2007-02-07 Gen Electric Light source for high efficiency illumination systems
ITMI20061648A1 (en) * 2006-08-29 2008-02-29 Star Progetti Tecnologie Applicate Spa HEAT IRRADIATION DEVICE THROUGH INFRARED
JP4752951B2 (en) * 2009-05-29 2011-08-17 ウシオ電機株式会社 Incandescent light bulb and light source device
US9745687B2 (en) * 2014-11-12 2017-08-29 Jay Kenneth Miller Heating system for a machine with a light heat source

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL47365C (en) * 1936-07-29
US2159794A (en) * 1937-04-29 1939-05-23 Gen Electric Electric lamp and similar devices
US2467710A (en) * 1946-06-28 1949-04-19 Gen Electric Incandescent lamp
US2584546A (en) * 1950-08-02 1952-02-05 Arthur T Cahill Light-beam projecting means for projecting pictures, floodlighting, spotlighting, etc.
US2973449A (en) * 1957-10-23 1961-02-28 Philips Corp Electric discharge tube
US2933632A (en) * 1957-10-28 1960-04-19 Gen Electric Incandescent lamp with blackening collector screen
US3082345A (en) * 1960-04-28 1963-03-19 Westinghouse Electric Corp Electric lamp
US3183395A (en) * 1960-05-12 1965-05-11 Westinghouse Electric Corp Module assembly for projection lamps
BE634513A (en) * 1962-07-06
US3351802A (en) * 1964-06-12 1967-11-07 Sylvania Electric Prod Single ended, quartz type incandescent lamp
FR88772E (en) * 1964-11-25 1967-06-07
US3346767A (en) * 1965-04-29 1967-10-10 Gen Electric Integral lens and reflector projection lamp
US3445713A (en) * 1966-12-12 1969-05-20 Gen Electric Halogen cycle incandescent lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3009362A1 (en) * 1979-03-14 1980-09-25 Philips Nv ELECTRIC BULB

Also Published As

Publication number Publication date
US3555338A (en) 1971-01-12

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