DE68916346D1 - Metallhalogenidentladungslampe mit verbesserter Farbwiedergabe. - Google Patents

Metallhalogenidentladungslampe mit verbesserter Farbwiedergabe.

Info

Publication number: DE68916346D1
Authority: DE; Germany
Prior art keywords: discharge lamp; metal halide; color rendering; improved color; halide discharge
Prior art date: 1988-09-12
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

DE68916346T

Other languages

English (en)

Other versions

DE68916346T2 (de

Inventor

Zeya K Krasko

William M Keeffe

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.)

Flowil International Lighting Holding BV

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.)

1988-09-12

Filing date

1989-09-12

Publication date

1994-07-28

1989-09-12 Application filed by GTE Products Corp filed Critical GTE Products Corp

1994-07-28 Publication of DE68916346D1 publication Critical patent/DE68916346D1/de

1995-02-16 Application granted granted Critical

1995-02-16 Publication of DE68916346T2 publication Critical patent/DE68916346T2/de

2009-09-13 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
- H01J61/827—Metal halide arc lamps
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/34—Double-wall vessels or containers

DE1989616346 1988-09-12 1989-09-12 Metallhalogenidentladungslampe mit verbesserter Farbwiedergabe. Expired - Fee Related DE68916346T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US24337088A	1988-09-12	1988-09-12

Publications (2)

Publication Number	Publication Date
DE68916346D1 true DE68916346D1 (de)	1994-07-28
DE68916346T2 DE68916346T2 (de)	1995-02-16

Family

ID=22918490

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE1989616346 Expired - Fee Related DE68916346T2 (de)	1988-09-12	1989-09-12	Metallhalogenidentladungslampe mit verbesserter Farbwiedergabe.

Country Status (4)

Country	Link
EP (1)	EP0359200B1 (de)
JP (1)	JPH02177245A (de)
CA (1)	CA1324633C (de)
DE (1)	DE68916346T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4961019A (en) *	1988-10-14	1990-10-02	Gte Products Corporation	Metal halide lamp assembly
US5270608A (en) *	1991-10-31	1993-12-14	Williamson Glen P	Metal halide arc discharge lamp assembly
CA2101516A1 (en) *	1992-07-29	1994-01-30	Zeya K. Krasko	Metal halide lamp
US5457354A (en) *	1994-09-26	1995-10-10	Osram Sylvania Inc.	Lamp with improved mount for light-source capsule
EP0784334B1 (de) *	1996-01-11	2000-05-03	Osram Sylvania Inc.	Metallhalogenidlampe
US5694002A (en) *	1996-05-08	1997-12-02	Osram Sylvania Inc.	Metal halide lamp with improved color characteristics
WO2005036585A2 (en) *	2003-10-10	2005-04-21	Koninklijke Philips Electronics N.V.	High pressure discharge lamp

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3979624A (en) *	1975-04-29	1976-09-07	Westinghouse Electric Corporation	High-efficiency discharge lamp which incorporates a small molar excess of alkali metal halide as compared to scandium halide
GB1533345A (en) *	1977-05-12	1978-11-22	Gen Electric Co Ltd	High pressure electric discharge lamps
US4528478A (en) *	1983-06-09	1985-07-09	Gte Products Corporation	Single-ended metal halide discharge lamp with minimal color separation
CA1246653A (en) *	1984-08-20	1988-12-13	William M. Keeffe	Low wattage metal halide lamp
US4678960A (en) *	1985-08-01	1987-07-07	General Electric Company	Metallic halide electric discharge lamps

1989
- 1989-09-11 CA CA000610989A patent/CA1324633C/en not_active Expired - Fee Related
- 1989-09-12 EP EP19890116864 patent/EP0359200B1/de not_active Expired - Lifetime
- 1989-09-12 JP JP23484189A patent/JPH02177245A/ja active Pending
- 1989-09-12 DE DE1989616346 patent/DE68916346T2/de not_active Expired - Fee Related

Also Published As

Publication number	Publication date
JPH02177245A (ja)	1990-07-10
EP0359200A3 (de)	1991-05-08
EP0359200B1 (de)	1994-06-22
EP0359200A2 (de)	1990-03-21
DE68916346T2 (de)	1995-02-16
CA1324633C (en)	1993-11-23

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Legal Events

Date	Code	Title	Description
1995-07-20	8364	No opposition during term of opposition
2002-09-12	8327	Change in the person/name/address of the patent owner	Owner name: FLOWIL INTERNATIONAL LIGHTING (HOLDING) B.V., AMST
2005-07-14	8339	Ceased/non-payment of the annual fee