DK379878A - Fremgangsmaade til aendring af spaendingen i en kviksoelvudladningslampe med hoej intensitet - Google Patents
Fremgangsmaade til aendring af spaendingen i en kviksoelvudladningslampe med hoej intensitetInfo
- Publication number
- DK379878A DK379878A DK379878A DK379878A DK379878A DK 379878 A DK379878 A DK 379878A DK 379878 A DK379878 A DK 379878A DK 379878 A DK379878 A DK 379878A DK 379878 A DK379878 A DK 379878A
- Authority
- DK
- Denmark
- Prior art keywords
- procedure
- changing
- voltage
- high intensity
- mercury release
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/828,721 US4146819A (en) | 1977-08-29 | 1977-08-29 | Method for varying voltage in a high intensity discharge mercury lamp |
Publications (1)
Publication Number | Publication Date |
---|---|
DK379878A true DK379878A (da) | 1979-03-01 |
Family
ID=25252564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK379878A DK379878A (da) | 1977-08-29 | 1978-08-28 | Fremgangsmaade til aendring af spaendingen i en kviksoelvudladningslampe med hoej intensitet |
Country Status (15)
Country | Link |
---|---|
US (1) | US4146819A (it) |
JP (1) | JPS5447381A (it) |
AU (1) | AU3928778A (it) |
BE (1) | BE870009A (it) |
CA (1) | CA1081310A (it) |
DE (1) | DE2837447A1 (it) |
DK (1) | DK379878A (it) |
ES (1) | ES472880A1 (it) |
FR (1) | FR2402377A1 (it) |
GB (1) | GB2003629A (it) |
IT (1) | IT7850881A0 (it) |
NL (1) | NL7808846A (it) |
NO (1) | NO782930L (it) |
SE (1) | SE7809044L (it) |
ZA (1) | ZA784225B (it) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4283658A (en) * | 1979-06-13 | 1981-08-11 | Bell & Howell Company | Projection lamp control arrangement |
US4533854A (en) * | 1983-03-25 | 1985-08-06 | Xerox Corporation | Mechanism and method for controlling the temperature and output of a fluorescent lamp |
US4533853A (en) * | 1983-03-25 | 1985-08-06 | Xerox Corporation | Mechanism and method for controlling the temperature and output of a fluorescent lamp |
US4518895A (en) * | 1983-03-25 | 1985-05-21 | Xerox Corporation | Mechanism and method for controlling the temperature and output of a fluorescent lamp |
DE3505182C2 (de) * | 1984-12-18 | 1986-10-16 | Volker Dipl.-Ing. 2000 Hamburg Schaft | Verfahren zum Regeln des Lichtstroms von Hochdruck-Dampfentladungslampen |
GB2200010B (en) * | 1987-01-12 | 1991-10-16 | Canon Kk | Focus detection apparatus for camera |
DE4302852A1 (de) * | 1993-02-02 | 1994-08-04 | Gernot K Brueck | UV-Hochleistungsröhre |
US5990627A (en) * | 1996-10-10 | 1999-11-23 | Osram Sylvania, Inc. | Hot relight system for electrodeless high intensity discharge lamps |
DE19747526A1 (de) * | 1997-10-28 | 1999-05-06 | Willing Gmbh Dr Ing | Vorrichtung zur Arbeitspunktoptimierung von Niederdruck-Leuchtstofflampen |
CA2489445A1 (en) | 2002-06-14 | 2003-12-24 | Voltarc Technologies, Inc. | Discharge lamp having overlaid fluorescent coatings and methods of making the same |
JP2009505767A (ja) * | 2005-08-31 | 2009-02-12 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 可変のあご部のサイズを持つx線スタンド |
DE102012109519B4 (de) * | 2012-10-08 | 2017-12-28 | Heraeus Noblelight Gmbh | Verfahren zum Betreiben einer Lampeneinheit zur Erzeugung ultravioletter Strahlung sowie geeignete Lampeneinheit dafür |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2080908A (en) * | 1935-07-27 | 1937-05-18 | Gen Electric | Electric gaseous discharge device |
GB538793A (en) * | 1940-01-12 | 1941-08-18 | Gen Electric Co Ltd | Improvements in combinations of a hpmv lamp with means for cooling it |
US3465204A (en) * | 1967-07-25 | 1969-09-02 | Berkey Photo Inc | Electric system |
US3604500A (en) * | 1970-04-07 | 1971-09-14 | Integrated Dev And Mfg Co | Method of controlling fluorescent lamp output |
-
1977
- 1977-08-29 US US05/828,721 patent/US4146819A/en not_active Expired - Lifetime
-
1978
- 1978-07-25 ZA ZA00784225A patent/ZA784225B/xx unknown
- 1978-08-25 GB GB7834566A patent/GB2003629A/en not_active Withdrawn
- 1978-08-28 AU AU39287/78A patent/AU3928778A/en active Pending
- 1978-08-28 DK DK379878A patent/DK379878A/da unknown
- 1978-08-28 IT IT7850881A patent/IT7850881A0/it unknown
- 1978-08-28 NL NL7808846A patent/NL7808846A/xx not_active Application Discontinuation
- 1978-08-28 JP JP10397678A patent/JPS5447381A/ja active Pending
- 1978-08-28 ES ES472880A patent/ES472880A1/es not_active Expired
- 1978-08-28 SE SE7809044A patent/SE7809044L/xx unknown
- 1978-08-28 FR FR7824826A patent/FR2402377A1/fr not_active Withdrawn
- 1978-08-28 BE BE190099A patent/BE870009A/xx unknown
- 1978-08-28 DE DE19782837447 patent/DE2837447A1/de not_active Withdrawn
- 1978-08-28 NO NO782930A patent/NO782930L/no unknown
- 1978-08-28 CA CA310,191A patent/CA1081310A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ZA784225B (en) | 1979-07-25 |
NL7808846A (nl) | 1979-03-02 |
GB2003629A (en) | 1979-03-14 |
JPS5447381A (en) | 1979-04-13 |
DE2837447A1 (de) | 1979-03-15 |
ES472880A1 (es) | 1979-02-16 |
US4146819A (en) | 1979-03-27 |
CA1081310A (en) | 1980-07-08 |
BE870009A (fr) | 1979-02-28 |
AU3928778A (en) | 1980-03-06 |
NO782930L (no) | 1979-03-01 |
SE7809044L (sv) | 1979-03-01 |
FR2402377A1 (fr) | 1979-03-30 |
IT7850881A0 (it) | 1978-08-28 |
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