DK379878A - Fremgangsmaade til aendring af spaendingen i en kviksoelvudladningslampe med hoej intensitet - Google Patents

Fremgangsmaade til aendring af spaendingen i en kviksoelvudladningslampe med hoej intensitet

Info

Publication number: DK379878A
Authority: DK; Denmark
Prior art keywords: procedure; changing; voltage; high intensity; mercury release
Prior art date: 1977-08-29

Application number

DK379878A

Other languages

English (en)

Inventor

D W Hunter

Original Assignee

Union Carbide 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.)

1977-08-29

Filing date

1978-08-28

Publication date

1979-03-01

1978-08-28 Application filed by Union Carbide Corp filed Critical Union Carbide Corp

1979-03-01 Publication of DK379878A publication Critical patent/DK379878A/da

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

DK379878A 1977-08-29 1978-08-28 Fremgangsmaade til aendring af spaendingen i en kviksoelvudladningslampe med hoej intensitet DK379878A (da)

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 (da)
JP (1)	JPS5447381A (da)
AU (1)	AU3928778A (da)
BE (1)	BE870009A (da)
CA (1)	CA1081310A (da)
DE (1)	DE2837447A1 (da)
DK (1)	DK379878A (da)
ES (1)	ES472880A1 (da)
FR (1)	FR2402377A1 (da)
GB (1)	GB2003629A (da)
IT (1)	IT7850881A0 (da)
NL (1)	NL7808846A (da)
NO (1)	NO782930L (da)
SE (1)	SE7809044L (da)
ZA (1)	ZA784225B (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
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
MXPA04012653A (es)	2002-06-14	2006-03-10	Voltarc Technologies Inc	Lampara de descarga que tiene recubrimientos fluorescesntes sobrepuestos y metodos para fabricar la misma.
US20100266104A1 (en) *	2005-08-31	2010-10-21	Koninklijke Philips Eletcronics N.V.	X-ray stand with variable jaw size
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)

* Cited by examiner, † Cited by third party
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 FR FR7824826A patent/FR2402377A1/fr not_active Withdrawn
- 1978-08-28 NL NL7808846A patent/NL7808846A/xx not_active Application Discontinuation
- 1978-08-28 BE BE190099A patent/BE870009A/xx unknown
- 1978-08-28 AU AU39287/78A patent/AU3928778A/en active Pending
- 1978-08-28 NO NO782930A patent/NO782930L/no unknown
- 1978-08-28 CA CA310,191A patent/CA1081310A/en not_active Expired
- 1978-08-28 DE DE19782837447 patent/DE2837447A1/de not_active Withdrawn
- 1978-08-28 DK DK379878A patent/DK379878A/da unknown
- 1978-08-28 SE SE7809044A patent/SE7809044L/xx unknown
- 1978-08-28 ES ES472880A patent/ES472880A1/es not_active Expired
- 1978-08-28 JP JP10397678A patent/JPS5447381A/ja active Pending
- 1978-08-28 IT IT7850881A patent/IT7850881A0/it unknown

Also Published As

Publication number	Publication date
ZA784225B (en)	1979-07-25
DE2837447A1 (de)	1979-03-15
NO782930L (no)	1979-03-01
SE7809044L (sv)	1979-03-01
JPS5447381A (en)	1979-04-13
IT7850881A0 (it)	1978-08-28
US4146819A (en)	1979-03-27
BE870009A (fr)	1979-02-28
FR2402377A1 (fr)	1979-03-30
NL7808846A (nl)	1979-03-02
AU3928778A (en)	1980-03-06
ES472880A1 (es)	1979-02-16
GB2003629A (en)	1979-03-14
CA1081310A (en)	1980-07-08

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