IT1134815B - Filamento incadescente a spiralatura tripla - Google Patents

Filamento incadescente a spiralatura tripla

Info

Publication number
IT1134815B
IT1134815B IT26796/80A IT2679680A IT1134815B IT 1134815 B IT1134815 B IT 1134815B IT 26796/80 A IT26796/80 A IT 26796/80A IT 2679680 A IT2679680 A IT 2679680A IT 1134815 B IT1134815 B IT 1134815B
Authority
IT
Italy
Prior art keywords
incadescent
filament
triple spiral
triple
spiral
Prior art date
Application number
IT26796/80A
Other languages
English (en)
Other versions
IT8026796A0 (it
Inventor
James Arthur Graves
Gilbert Henry Reiling
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IT8026796A0 publication Critical patent/IT8026796A0/it
Application granted granted Critical
Publication of IT1134815B publication Critical patent/IT1134815B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/02—Incandescent bodies
    • H01K1/14—Incandescent bodies characterised by the shape
IT26796/80A 1979-12-19 1980-12-19 Filamento incadescente a spiralatura tripla IT1134815B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/105,580 US4316116A (en) 1979-12-19 1979-12-19 Triple-coil incandescent filament

Publications (2)

Publication Number Publication Date
IT8026796A0 IT8026796A0 (it) 1980-12-19
IT1134815B true IT1134815B (it) 1986-08-20

Family

ID=22306630

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26796/80A IT1134815B (it) 1979-12-19 1980-12-19 Filamento incadescente a spiralatura tripla

Country Status (5)

Country Link
US (1) US4316116A (it)
DE (1) DE3047398A1 (it)
FR (1) FR2473786A1 (it)
GB (1) GB2065966A (it)
IT (1) IT1134815B (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4499401A (en) * 1983-03-03 1985-02-12 General Electric Company Triple coil incandescent filament
US4683397A (en) * 1986-04-14 1987-07-28 Gte Products Corporation Compact incandescent coiled coil filament
US4686412A (en) * 1986-04-14 1987-08-11 Gte Products Corporation Reflector-type lamp having reduced focus loss
US4939411A (en) * 1986-11-19 1990-07-03 North American Philips Corporation Composite vacuum evaporation coil
EP0271859B1 (en) * 1986-12-16 1997-04-02 Gte Products Corporation Compact coiled coil incandescent filament using pitch for sag control
DE3752039T2 (de) * 1986-12-16 1997-10-30 Gte Prod Corp Kompakte Doppelglühwendel mit Haltern
DE3752258T2 (de) * 1986-12-16 1999-11-04 Gte Products Corp., Wilmington Halogenkolben aus Hartglas für Hochspannung
US4835443A (en) * 1986-12-16 1989-05-30 Gte Products Corporation High voltage hard glass halogen capsule
US4918354A (en) * 1987-12-18 1990-04-17 Gte Products Corporation Compact coiled coil incandescent filament with supports and pitch control
US4935662A (en) * 1988-08-31 1990-06-19 Gte Products Corporation Electric lamp having a coiled incandescent filament and filament movement restraint means
DE19912544B4 (de) * 1999-03-19 2007-01-18 Heraeus Noblelight Gmbh Infrarotstrahler und Verfahren zur Erwärmung eines Behandlungsgutes
JP2001345077A (ja) * 2000-03-30 2001-12-14 Toshiba Lighting & Technology Corp ハロゲン電球および照明装置
DE10040253A1 (de) * 2000-08-14 2002-02-28 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Kompakte Hochvolt-Glühlampe
JP4470084B2 (ja) * 2001-03-06 2010-06-02 河北ライティングソリューションズ株式会社 電球
US20040140997A1 (en) * 2002-11-01 2004-07-22 Gravina Craig S. Controller and removable user interface (rui) for media presentation
JP4208644B2 (ja) * 2003-05-30 2009-01-14 パナソニック株式会社 発光管及び低圧水銀ランプ
US20070241654A1 (en) * 2005-03-22 2007-10-18 Robert Cassidy Lamp filament design
US7977855B2 (en) * 2005-12-22 2011-07-12 Randal Lee Wimberly Incandescent lamp and illumination system with optimized filament shape and size
CN101281842B (zh) * 2008-03-31 2010-06-16 湖州太箭照明有限公司 节能灯丝的左、左、右三段式螺旋绕制方法及结构
US20100123391A1 (en) * 2008-11-17 2010-05-20 Arturo De Santiago Lamp
US20170263435A1 (en) * 2016-03-11 2017-09-14 Agilent Technologies, Inc. Filament assembly for generating electrons, and related devices, systems and methods

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191226289A (en) * 1911-11-20 1913-04-24 Westinghouse Metallfaden Glueh Improvements in Metal Filaments for Electric Incandescent Lamps.
US1180159A (en) * 1913-04-19 1916-04-18 Gen Electric Incandescent electric lamp.
US1247068A (en) * 1913-10-04 1917-11-20 Gen Electric Filament.
FR551623A (fr) 1921-09-06 1923-04-10 Perfectionnements apportés aux lampes électriques
GB456760A (en) * 1935-05-14 1936-11-16 Siemens Electric Lamps & Suppl Improvements relating to incandescent filament electric lamps
FR797768A (fr) * 1935-11-16 1936-05-04 Lampe à incandescence, et corps lumineux particulièrement destiné à être utilisé dans cette lampe
US2142865A (en) * 1937-03-24 1939-01-03 Gen Electric Method of manufacturing filaments
US2306925A (en) * 1941-07-29 1942-12-29 Gen Electric Electrode and its fabrication
US2774918A (en) * 1951-10-06 1956-12-18 Gen Electric Electric discharge device
US4208609A (en) * 1978-09-25 1980-06-17 General Electric Company Squirm resistant filament

Also Published As

Publication number Publication date
GB2065966A (en) 1981-07-01
FR2473786A1 (fr) 1981-07-17
DE3047398A1 (de) 1981-09-17
US4316116A (en) 1982-02-16
IT8026796A0 (it) 1980-12-19

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