HUT49962A - Wall-stabilized metal-vapour gas discharge lamp - Google Patents
Wall-stabilized metal-vapour gas discharge lampInfo
- Publication number
- HUT49962A HUT49962A HU891522A HU152289A HUT49962A HU T49962 A HUT49962 A HU T49962A HU 891522 A HU891522 A HU 891522A HU 152289 A HU152289 A HU 152289A HU T49962 A HUT49962 A HU T49962A
- Authority
- HU
- Hungary
- Prior art keywords
- wall
- discharge lamp
- gas discharge
- stabilized metal
- vapour gas
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
- H05B41/39—Controlling the intensity of light continuously
- H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
- H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
- H05B41/3927—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by pulse width modulation
- H05B41/3928—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by pulse width modulation for high-pressure lamps, e.g. high-intensity discharge lamps, high-pressure mercury or sodium lamps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/12—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
- H01J61/22—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent vapour of an alkali metal
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD88314029A DD270405A1 (de) | 1988-03-25 | 1988-03-25 | Natriumdampf-hochdrucklampe |
Publications (2)
Publication Number | Publication Date |
---|---|
HUT49962A true HUT49962A (en) | 1989-11-28 |
HU203426B HU203426B (en) | 1991-07-29 |
Family
ID=5597900
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HU891522A HU203426B (en) | 1988-03-25 | 1989-03-24 | Wall stabilized metal vapour discharge lamp |
Country Status (5)
Country | Link |
---|---|
US (1) | US4963796A (hu) |
EP (1) | EP0347529B1 (hu) |
DD (1) | DD270405A1 (hu) |
DE (1) | DE58909285D1 (hu) |
HU (1) | HU203426B (hu) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD293021A5 (de) * | 1990-03-16 | 1991-08-14 | Komb. Veb Narva "Rosa Luxemburg",De | Verfahren zum impulsbetrieb von hochdruckentladungslampen |
JPH076734A (ja) * | 1992-05-01 | 1995-01-10 | Oyo Kagaku Kenkyusho | 放電装置 |
US5637965A (en) * | 1995-10-18 | 1997-06-10 | Matsushita Electric Works R&D Laboratory, Inc. | Low pressure sodium-mercury lamp yielding substantially white light |
US5684367A (en) | 1996-01-16 | 1997-11-04 | Osram Sylvania Inc. | Color control and arc stabilization for high-intensity, discharge lamps |
US6184633B1 (en) * | 1999-06-17 | 2001-02-06 | Philips Electronics North America Corporation | Reduction of vertical segregation in a discharge lamp |
US6476566B2 (en) | 2000-12-27 | 2002-11-05 | Infocus Systems, Inc. | Method and apparatus for canceling ripple current in a lamp |
US7265794B2 (en) * | 2005-09-01 | 2007-09-04 | Texas Instruments Incorporated | Managing the color temperature for a light source array |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3384798A (en) * | 1966-04-26 | 1968-05-21 | Gen Electric | High pressure saturation vapor sodium lamp containing mercury |
HU172011B (hu) * | 1976-03-05 | 1978-05-28 | Egyesuelt Izzolampa | Razrjadnyj material dlja ehlektricheskoj razrjdnoj lampi s vysokoj jarkost'ju celesoobrazno dlja natrievoj lampi s vysokim davleniem |
US4128789A (en) * | 1976-06-30 | 1978-12-05 | General Electric Company | Method of operating gaseous discharge lamps |
GB2133925B (en) * | 1982-12-29 | 1987-02-18 | Gen Electric | Control of radial distributions in high intensity discharge lamps |
US4884009A (en) * | 1987-12-18 | 1989-11-28 | Gte Products Corporation | Color selectable source for pulsed arc discharge lamps |
-
1988
- 1988-03-25 DD DD88314029A patent/DD270405A1/de not_active IP Right Cessation
-
1989
- 1989-02-27 US US07/316,386 patent/US4963796A/en not_active Expired - Fee Related
- 1989-03-23 DE DE58909285T patent/DE58909285D1/de not_active Expired - Fee Related
- 1989-03-23 EP EP89105240A patent/EP0347529B1/de not_active Expired - Lifetime
- 1989-03-24 HU HU891522A patent/HU203426B/hu not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US4963796A (en) | 1990-10-16 |
DD270405A1 (de) | 1989-07-26 |
HU203426B (en) | 1991-07-29 |
EP0347529A2 (de) | 1989-12-27 |
EP0347529B1 (de) | 1995-06-14 |
DE58909285D1 (de) | 1995-07-20 |
EP0347529A3 (de) | 1991-04-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
HPC4 | Succession in title of patentee |
Owner name: NARVA BERLINER GLUEHLAMPENWERK GMBH., DE |
|
HMM4 | Cancellation of final prot. due to non-payment of fee |