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AU2001261852A1 - Low voltage incandescent lamp with variable pitch filament - Google Patents

Low voltage incandescent lamp with variable pitch filament

Info

Publication number
AU2001261852A1
AU2001261852A1 AU2001261852A AU6185201A AU2001261852A1 AU 2001261852 A1 AU2001261852 A1 AU 2001261852A1 AU 2001261852 A AU2001261852 A AU 2001261852A AU 6185201 A AU6185201 A AU 6185201A AU 2001261852 A1 AU2001261852 A1 AU 2001261852A1
Authority
AU
Australia
Prior art keywords
low voltage
incandescent lamp
variable pitch
voltage incandescent
pitch filament
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.)
Abandoned
Application number
AU2001261852A
Inventor
John B Hartley
Jesus Magallon Macias
Muralidhar Theegala
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.)
Illumination Technology Inc
Original Assignee
Illumination Technology 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 Illumination Technology Inc filed Critical Illumination Technology Inc
Publication of AU2001261852A1 publication Critical patent/AU2001261852A1/en
Abandoned legal-status Critical Current

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
AU2001261852A 2000-05-23 2001-05-21 Low voltage incandescent lamp with variable pitch filament Abandoned AU2001261852A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US57697900A 2000-05-23 2000-05-23
US09576979 2000-05-23
PCT/US2001/040772 WO2001091161A1 (en) 2000-05-23 2001-05-21 Low voltage incandescent lamp with variable pitch filament

Publications (1)

Publication Number Publication Date
AU2001261852A1 true AU2001261852A1 (en) 2001-12-03

Family

ID=24306789

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001261852A Abandoned AU2001261852A1 (en) 2000-05-23 2001-05-21 Low voltage incandescent lamp with variable pitch filament

Country Status (2)

Country Link
AU (1) AU2001261852A1 (en)
WO (1) WO2001091161A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6690103B1 (en) 1999-07-21 2004-02-10 Alan K. Uke Incandescent light bulb with variable pitch coiled filament
DE102006020580A1 (en) * 2006-05-03 2007-11-08 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Halogen bulb with carbide-containing filament
US8581492B2 (en) 2010-10-20 2013-11-12 General Electric Company Electric incandescent lamp for vehicle headlights with new filament geometry

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE346958A (en) * 1926-12-04
US3665240A (en) * 1970-06-15 1972-05-23 Erdco Eng Corp Variable pitch coil filaments providing uniform temperature throughout
DE8312136U1 (en) * 1983-04-25 1984-10-04 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München LOW VOLTAGE HALOGEN PROJECTION BULB
JPH0869779A (en) * 1994-08-31 1996-03-12 Toshiba Lighting & Technol Corp Incandescent light bulb, reflective lighting device using the same, and vehicle headlight
JP2811435B2 (en) * 1996-03-29 1998-10-15 株式会社ミネタ製作所 Coil filament

Also Published As

Publication number Publication date
WO2001091161A1 (en) 2001-11-29

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