DE3575812D1 - Niederleistungswolframhalogenlampe mit doppelgluehfaden. - Google Patents

Niederleistungswolframhalogenlampe mit doppelgluehfaden.

Info

Publication number
DE3575812D1
DE3575812D1 DE8585108452T DE3575812T DE3575812D1 DE 3575812 D1 DE3575812 D1 DE 3575812D1 DE 8585108452 T DE8585108452 T DE 8585108452T DE 3575812 T DE3575812 T DE 3575812T DE 3575812 D1 DE3575812 D1 DE 3575812D1
Authority
DE
Germany
Prior art keywords
low
halogen lamp
tungsten halogen
double filament
power tungsten
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 - Fee Related
Application number
DE8585108452T
Other languages
English (en)
Inventor
George J English
Peter R Gagnon
Stephen J Leadvaro
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.)
Osram Sylvania Inc
Original Assignee
GTE Products Corp
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 GTE Products Corp filed Critical GTE Products Corp
Application granted granted Critical
Publication of DE3575812D1 publication Critical patent/DE3575812D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/42—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp
    • H01K1/46—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp supported by a separate part, e.g. base, cap
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/02—Incandescent bodies
    • H01K1/14—Incandescent bodies characterised by the shape
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K9/00—Lamps having two or more incandescent bodies separately heated
    • H01K9/08—Lamps having two or more incandescent bodies separately heated to provide selectively different light effects, e.g. for automobile headlamp
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/02—Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
DE8585108452T 1984-07-09 1985-07-08 Niederleistungswolframhalogenlampe mit doppelgluehfaden. Expired - Fee Related DE3575812D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/629,132 US4598342A (en) 1984-07-09 1984-07-09 Low wattage double filament tungsten-halogen lamp

Publications (1)

Publication Number Publication Date
DE3575812D1 true DE3575812D1 (de) 1990-03-08

Family

ID=24521721

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585108452T Expired - Fee Related DE3575812D1 (de) 1984-07-09 1985-07-08 Niederleistungswolframhalogenlampe mit doppelgluehfaden.

Country Status (6)

Country Link
US (1) US4598342A (de)
EP (1) EP0168015B1 (de)
AU (1) AU587983B2 (de)
CA (1) CA1261308A (de)
DE (1) DE3575812D1 (de)
ZA (1) ZA854951B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3752258T2 (de) * 1986-12-16 1999-11-04 Gte Prod Corp Halogenkolben aus Hartglas für Hochspannung
US4959585A (en) * 1988-09-06 1990-09-25 General Electric Company Electric incandescent lamp and method of manufacture therefor
FR2663039B1 (fr) * 1990-06-07 1992-09-04 Air Liquide Procede et installation de culture de germes anaerobies.
US5359262A (en) * 1992-08-31 1994-10-25 Welch Allyn, Inc. Sub-miniature tungsten halogen lamp with major inert gas and minor halide gas constitutes
US5440463A (en) * 1993-09-08 1995-08-08 Ellion; M. Edmund Flashlight lamp configuration to produce either a spot or broad beam with enhanced brightness
JP3852242B2 (ja) * 1999-05-24 2006-11-29 ウシオ電機株式会社 熱源用白熱ランプ
JP3659064B2 (ja) * 1999-05-24 2005-06-15 ウシオ電機株式会社 白熱ランプ
US6690103B1 (en) * 1999-07-21 2004-02-10 Alan K. Uke Incandescent light bulb with variable pitch coiled filament
DE19946297A1 (de) * 1999-09-28 2001-04-12 Philips Corp Intellectual Pty Glühlampe
JP3558161B2 (ja) * 1999-12-16 2004-08-25 ウシオ電機株式会社 加熱ローラ
SE515637C2 (sv) * 2000-01-24 2001-09-17 Auralight Ab Säkerhetskonstruktion för lysrör
US6483078B2 (en) * 2000-02-09 2002-11-19 Oceanit Laboratories, Inc. Moisture control system for electrical devices
US6614008B2 (en) 2001-12-14 2003-09-02 Xerox Corporation Universal voltage fuser heater lamp
EP1627416A2 (de) * 2003-03-28 2006-02-22 Koninklijke Philips Electronics N.V. Halogen-doppelstrahllampe
EP1627417A2 (de) * 2003-03-28 2006-02-22 Koninklijke Philips Electronics N.V. Halogen-doppelstrahllampe
DE102006052951A1 (de) * 2006-11-09 2008-05-15 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Halogenglühlampe
US20090134763A1 (en) * 2007-11-26 2009-05-28 Miller Jack V 3-Way parabolic reflector lamp
JP5008547B2 (ja) * 2007-12-26 2012-08-22 スタンレー電気株式会社 車両用灯具
US8581492B2 (en) * 2010-10-20 2013-11-12 General Electric Company Electric incandescent lamp for vehicle headlights with new filament geometry

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2947851A (en) * 1960-08-02 Focussing headpiece for miner s electric cap lamp
CH99620A (fr) * 1921-12-24 1923-06-16 Grebel Stephen Lampe à incandescence.
GB210105A (en) * 1922-07-31 1924-01-31 Arnold Graves Improvements in lamps for vehicles
FR673811A (fr) * 1928-04-21 1930-01-20 Lampes Sa Perfectionnements aux filaments pour lampes à incandescence
US2227294A (en) * 1932-11-18 1940-12-31 Gen Electric Incandescent lamp
CH310970A (de) * 1952-11-17 1955-11-15 Siemens Ag Albis Scheinwerfer.
US3579021A (en) * 1969-04-30 1971-05-18 Sylvania Electric Prod Incandescent lamp having linear output
US3665240A (en) * 1970-06-15 1972-05-23 Erdco Eng Corp Variable pitch coil filaments providing uniform temperature throughout
AU457967B2 (en) * 1971-04-14 1975-02-13 Thorn Electrical Industries Limited Improvements relating to lamps
NL8004030A (nl) * 1980-07-14 1982-02-16 Philips Nv Elektrische gloeilamp.
US4463277A (en) * 1980-08-11 1984-07-31 North American Philips Lighting Corporation Compact halogen-cycle incandescent lamp, and lamp unit utilizing such lamp as a light source
US4442374A (en) * 1982-03-25 1984-04-10 Gte Products Corporation Dual length copier lamp
US4492895A (en) * 1982-09-23 1985-01-08 Edison International, Inc. Arc resistant halogen headlamp and wiring scheme therefor

Also Published As

Publication number Publication date
EP0168015B1 (de) 1990-01-31
EP0168015A2 (de) 1986-01-15
US4598342A (en) 1986-07-01
CA1261308A (en) 1989-09-26
AU4466185A (en) 1986-01-16
AU587983B2 (en) 1989-09-07
EP0168015A3 (en) 1987-11-25
ZA854951B (en) 1986-02-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee