GB1584417A - High pressure electrical discharge lamp containing metal halides - Google Patents

High pressure electrical discharge lamp containing metal halides Download PDF

Info

Publication number
GB1584417A
GB1584417A GB49568/77A GB4956877A GB1584417A GB 1584417 A GB1584417 A GB 1584417A GB 49568/77 A GB49568/77 A GB 49568/77A GB 4956877 A GB4956877 A GB 4956877A GB 1584417 A GB1584417 A GB 1584417A
Authority
GB
United Kingdom
Prior art keywords
high pressure
discharge lamp
electric discharge
pressure electric
lamp
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
GB49568/77A
Other languages
English (en)
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 GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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 Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Publication of GB1584417A publication Critical patent/GB1584417A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent

Landscapes

  • Discharge Lamp (AREA)
GB49568/77A 1976-12-06 1977-11-29 High pressure electrical discharge lamp containing metal halides Expired GB1584417A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2655167A DE2655167C2 (de) 1976-12-06 1976-12-06 Hochdruckentladungslampe mit Metallhalogeniden

Publications (1)

Publication Number Publication Date
GB1584417A true GB1584417A (en) 1981-02-11

Family

ID=5994768

Family Applications (1)

Application Number Title Priority Date Filing Date
GB49568/77A Expired GB1584417A (en) 1976-12-06 1977-11-29 High pressure electrical discharge lamp containing metal halides

Country Status (4)

Country Link
US (1) US4171498A (https=)
DE (1) DE2655167C2 (https=)
FR (1) FR2373157A1 (https=)
GB (1) GB1584417A (https=)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2840771A1 (de) * 1978-09-19 1980-03-27 Patra Patent Treuhand Hochdruckentladungslampe mit metallhalogeniden
US4360756A (en) * 1979-11-13 1982-11-23 General Electric Company Metal halide lamp containing ThI4 with added elemental cadmium or zinc
US4387319A (en) * 1981-03-30 1983-06-07 General Electric Company Metal halide lamp containing ScI3 with added cadmium or zinc
US4469980A (en) * 1981-12-21 1984-09-04 General Electric Company Fluorescent lamp with non-scattering phosphor
JPS58112239A (ja) * 1981-12-25 1983-07-04 Toshiba Corp 小形メタルハライドランプ
DD203430A1 (de) * 1982-01-19 1983-10-19 Kloss Elektrodenstabilisierte hochdruckentladungslampe mit leuchtzusaetzen
US4612000A (en) * 1983-06-09 1986-09-16 Gte Products Corporation Single-ended metal halide discharge lamps and process of manufacture
US4557700A (en) * 1983-06-09 1985-12-10 Gte Products Corporation Metal halide discharge lamp gas fill process to provide minimal color separation
US4605881A (en) * 1984-11-29 1986-08-12 General Electric Company High pressure sodium iodide arc lamp with excess iodine
US4801846A (en) * 1986-12-19 1989-01-31 Gte Laboratories Incorporated Rare earth halide light source with enhanced red emission
HU196861B (en) * 1987-01-23 1989-01-30 Tungsram Reszvenytarsasag Low colour-temperature high-pressure metal-halide lamp with good colour reproduction
NL191812C (nl) * 1987-09-04 1996-08-02 Philips Electronics Nv Hogedrukgasontladingslamp en armatuur voorzien van die lamp.
US4866328A (en) * 1988-04-15 1989-09-12 North American Philips Corp. Electric lamp with reduced internal photoelectron production
KR0167339B1 (ko) * 1989-02-07 1999-01-15 스루오 스토무 금속 할라이드 램프
US4992700A (en) * 1989-03-10 1991-02-12 General Electric Company Reprographic metal halide lamps having high blue emission
US5013968A (en) * 1989-03-10 1991-05-07 General Electric Company Reprographic metal halide lamps having long life and maintenance
JP2650463B2 (ja) * 1989-05-31 1997-09-03 岩崎電気株式会社 メタルハライドランプ
US5159229A (en) * 1989-06-06 1992-10-27 Gte Products Corporation Metal halide lamp having CO in gas fill
US5021703A (en) * 1989-06-06 1991-06-04 Gte Products Corporation Metal halide lamp
US5256940A (en) * 1989-11-08 1993-10-26 Matsushita Electric Works, Ltd. High intensity discharge lamp device
JPH03152852A (ja) * 1989-11-08 1991-06-28 Matsushita Electric Works Ltd 高輝度放電ランプ及び無電極放電灯装置
DE4013039A1 (de) * 1990-04-24 1991-10-31 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Hochdruckentladungslampe
DE4132530A1 (de) * 1991-09-30 1993-04-01 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Hochdruckentladungslampe kleiner leistung
US5272407A (en) * 1991-12-18 1993-12-21 North American Philips Corporation Electric lamp having screens for reducing photo electron emission
US5708328A (en) * 1992-06-03 1998-01-13 General Electric Company Universal burn metal halide lamp
GB2284704B (en) * 1993-12-10 1998-07-08 Gen Electric Patterned optical interference coatings for electric lamps
US5972442A (en) * 1996-08-23 1999-10-26 Advanced Lighting Technologies, Inc. Strengthening agent, strengthened metal halide particles, and improved lamp fill material
US6284165B1 (en) * 1996-08-23 2001-09-04 Scott Anderson Methods of strengthening metal halide particles, and improved lamp fill material
JPH1092385A (ja) * 1996-09-12 1998-04-10 Matsushita Electron Corp 管 球
CA2398677A1 (en) 2000-01-20 2001-07-26 Osram Sylvania Inc. High pressure sodium lamp having reduced arc tube size
DE10234758B4 (de) * 2002-07-30 2006-02-16 Sli Lichtsysteme Gmbh Metall-Halogendampflampe niedriger Leistung
DE10254969A1 (de) * 2002-11-26 2004-06-03 Philips Intellectual Property & Standards Gmbh Hochdruckentladungslampe mit Quecksilberchlorid bei begrenztem Chlorgehalt
US20090015162A1 (en) * 2003-06-30 2009-01-15 Koninklijke Philips Electronics N.V. Electric Lamp Having Strapless Support Mount for Mh Arc Tubes
DE102004019185A1 (de) * 2004-04-16 2005-11-10 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Hochdruckentladungslampe
US20060132043A1 (en) * 2004-12-20 2006-06-22 Srivastava Alok M Mercury-free discharge compositions and lamps incorporating gallium
US7633226B2 (en) * 2005-11-30 2009-12-15 General Electric Company Electrode materials for electric lamps and methods of manufacture thereof
DE102006034833A1 (de) * 2006-07-27 2008-01-31 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Hochdruckentladungslampe
DE102008049476A1 (de) * 2008-09-29 2010-04-01 Osram Gesellschaft mit beschränkter Haftung Hochdruckentladungslampe
US9171712B2 (en) 2014-07-05 2015-10-27 National Institute Of Standards And Technology Lamp having a secondary halide that improves luminous efficiency

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3398312A (en) * 1965-11-24 1968-08-20 Westinghouse Electric Corp High pressure vapor discharge lamp having a fill including sodium iodide and a free metal
US3521110A (en) * 1967-09-25 1970-07-21 Gen Electric Mercury-metallic halide vapor lamp with regenerative cycle
NL7011321A (https=) * 1970-07-31 1972-02-02
US3781586A (en) * 1972-12-04 1973-12-25 Gen Electric Long lifetime mercury-metal halide discharge lamps
NL7303079A (https=) * 1973-03-06 1974-09-10
DE2422411A1 (de) * 1974-05-09 1975-12-11 Philips Patentverwaltung Hochdruckquecksilberdampfentladungslampe
GB1541437A (en) * 1975-02-13 1979-02-28 Thorn Electrical Ind Ltd Electrical discharge lamp

Also Published As

Publication number Publication date
FR2373157A1 (fr) 1978-06-30
DE2655167C2 (de) 1986-12-18
FR2373157B1 (https=) 1983-01-07
DE2655167A1 (de) 1978-06-08
US4171498A (en) 1979-10-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19971128