DE3763535D1 - Hochdrucknatriumdampfentladungslampe. - Google Patents

Hochdrucknatriumdampfentladungslampe.

Info

Publication number: DE3763535D1
Authority: DE; Germany
Prior art keywords: high pressure; discharge lamp; steam discharge; pressure sodium; sodium steam
Prior art date: 1986-05-07
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 - Lifetime

Application number

DE8787200808T

Other languages

English (en)

Inventor

Petrus Hendrikus Antonis

Lodewijk Hubert Maria Meessen

Ralf Schaefer

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.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken NV

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.)

1986-05-07

Filing date

1987-04-29

Publication date

1990-08-09

1987-04-29 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1990-08-09 Application granted granted Critical

1990-08-09 Publication of DE3763535D1 publication Critical patent/DE3763535D1/de

2007-04-30 Anticipated expiration legal-status Critical

Status Expired - Lifetime 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
- H01J61/825—High-pressure sodium lamps

DE8787200808T 1986-05-07 1987-04-29 Hochdrucknatriumdampfentladungslampe. Expired - Lifetime DE3763535D1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL8601162		1986-05-07

Publications (1)

Publication Number	Publication Date
DE3763535D1 true DE3763535D1 (de)	1990-08-09

Family

ID=19847983

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8787200808T Expired - Lifetime DE3763535D1 (de)	1986-05-07	1987-04-29	Hochdrucknatriumdampfentladungslampe.

Country Status (7)

Country	Link
US (1)	US4795943A (de)
EP (1)	EP0244909B1 (de)
JP (1)	JPS62268050A (de)
CN (1)	CN1008571B (de)
CA (1)	CA1270893A (de)
DE (1)	DE3763535D1 (de)
HU (1)	HU195027B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4970431A (en) *	1987-11-03	1990-11-13	U.S. Philips Corporation	High-pressure sodium discharge lamp with fins radially extending from the discharge vessel for controlling the wall temperature of the discharge vessel
DE3806805A1 (de) *	1988-03-03	1989-09-14	Feldmuehle Ag	Bauchiges brennerrohr fuer metalldampfentladungslampen
US5097176A (en) *	1990-02-21	1992-03-17	U.S. Philips Corporation	High-pressure sodium discharge lamp having a color temperature of at least 2800° K.
US5153482A (en) *	1990-02-21	1992-10-06	U.S. Philips Corporation	High-pressure sodium discharge lamp
US5144201A (en) *	1990-02-23	1992-09-01	Welch Allyn, Inc.	Low watt metal halide lamp
US5184044A (en) *	1990-08-13	1993-02-02	Welch Allyn, Inc.	Dental curing lamp
JPH1040868A (ja) *	1996-07-25	1998-02-13	Ushio Inc	放電ランプ
EP0930639B1 (de) *	1997-04-11	2004-06-30	Ushio Denki Kabushiki Kaisya	Dichtung eines lampenkolben
US7394200B2 (en) *	2005-11-30	2008-07-01	General Electric Company	Ceramic automotive high intensity discharge lamp

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2714687A (en) *	1950-08-02	1955-08-02	Gen Electric	High pressure mercury vapor electric discharge lamps
NL185482C (nl) *	1980-09-05	1991-01-16	Philips Nv	Hogedrukontladingslamp.
JPS5750763A (en) *	1980-09-11	1982-03-25	Matsushita Electronics Corp	High pressure sodium lamp
US4527097A (en) *	1982-05-10	1985-07-02	U.S. Philips Corporation	High-pressure sodium discharge lamp

1987
- 1987-04-28 US US07/043,504 patent/US4795943A/en not_active Expired - Fee Related
- 1987-04-29 EP EP87200808A patent/EP0244909B1/de not_active Expired
- 1987-04-29 DE DE8787200808T patent/DE3763535D1/de not_active Expired - Lifetime
- 1987-04-30 CA CA000536076A patent/CA1270893A/en not_active Expired
- 1987-05-04 HU HU871996A patent/HU195027B/hu not_active IP Right Cessation
- 1987-05-04 CN CN87103356.9A patent/CN1008571B/zh not_active Expired
- 1987-05-06 JP JP62109087A patent/JPS62268050A/ja active Pending

Also Published As

Publication number	Publication date
JPS62268050A (ja)	1987-11-20
HUT43761A (en)	1987-11-30
CA1270893A (en)	1990-06-26
EP0244909A1 (de)	1987-11-11
US4795943A (en)	1989-01-03
HU195027B (en)	1988-03-28
CN87103356A (zh)	1987-11-18
CN1008571B (zh)	1990-06-27
EP0244909B1 (de)	1990-07-04

Similar Documents

Publication	Publication Date	Title
DE3683553D1 (de)	1992-03-05	Hochdruckmetalldampfentladungslampe.
NO873991D0 (no)	1987-09-24	Ballastreaktans for hoeytrykks natriumdamplamper.
AT379709B (de)	1986-02-25	Hochdrucknatriumdampfentladungslampe
DE69110314D1 (de)	1995-07-20	Hochdrucknatriumdampfentladungslampe.
DE59003512D1 (de)	1993-12-23	Hochdruckentladungslampe.
DE3767391D1 (de)	1991-02-21	Elektrodenlose niederdruck-entladungslampe.
DE3854187D1 (de)	1995-08-24	Hochdruckentladungslampe.
DE69009358D1 (de)	1994-07-07	Hochdruckentladungslampe.
DE3762561D1 (de)	1990-06-07	Niederdruckquecksilberdampfentladungslampe.
DE3871883D1 (de)	1992-07-16	Niederdruckquecksilberdampfentladungslampe.
DE59007201D1 (de)	1994-10-27	Hochdruckentladungslampe.
DE3763535D1 (de)	1990-08-09	Hochdrucknatriumdampfentladungslampe.
DE3670926D1 (de)	1990-06-07	Niederdrucknatriumentladungslampe.
DE3765240D1 (de)	1990-10-31	Hochdruckgasentladungslampe.
DE68915506D1 (de)	1994-06-30	Hochdrucknatriumentladungslampe.
DE3575258D1 (de)	1990-02-08	Hochdruckentladungslampe.
DE3668093D1 (de)	1990-02-08	Hochdruckentladungslampe.
DE3670401D1 (de)	1990-05-17	Hochdruckentladungslampe.
DE58907168D1 (de)	1994-04-14	Hochdruckentladungslampe.
DE68909525D1 (de)	1993-11-04	Hochdruckentladungslampe.
NL185481C (nl)	1990-04-17	Lagedruknatriumdampontladingslamp.
DE69115521D1 (de)	1996-02-01	Hochdrucknatriumdampfentladungslampe
DE3888808D1 (de)	1994-05-05	Hochdruckentladungslampe.
DE3768931D1 (de)	1991-05-02	Niederdruckquecksilberdampfentladungslampe.
DE3766938D1 (de)	1991-02-07	Hochdruckentladungslampe.

Legal Events

Date	Code	Title	Description
1991-08-01	8364	No opposition during term of opposition
1995-06-22	8327	Change in the person/name/address of the patent owner	Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL
1998-04-09	8339	Ceased/non-payment of the annual fee