SE7809044L - Forfarande for variering av spenning - Google Patents

Forfarande for variering av spenning

Info

Publication number
SE7809044L
SE7809044L SE7809044A SE7809044A SE7809044L SE 7809044 L SE7809044 L SE 7809044L SE 7809044 A SE7809044 A SE 7809044A SE 7809044 A SE7809044 A SE 7809044A SE 7809044 L SE7809044 L SE 7809044L
Authority
SE
Sweden
Prior art keywords
procedure
voltage variation
variation
voltage
Prior art date
Application number
SE7809044A
Other languages
English (en)
Swedish (sv)
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.)
Filing date
Publication date
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Publication of SE7809044L publication Critical patent/SE7809044L/xx

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
SE7809044A 1977-08-29 1978-08-28 Forfarande for variering av spenning SE7809044L (sv)

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
SE7809044L true SE7809044L (sv) 1979-03-01

Family

ID=25252564

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7809044A SE7809044L (sv) 1977-08-29 1978-08-28 Forfarande for variering av spenning

Country Status (15)

Country Link
US (1) US4146819A (nl)
JP (1) JPS5447381A (nl)
AU (1) AU3928778A (nl)
BE (1) BE870009A (nl)
CA (1) CA1081310A (nl)
DE (1) DE2837447A1 (nl)
DK (1) DK379878A (nl)
ES (1) ES472880A1 (nl)
FR (1) FR2402377A1 (nl)
GB (1) GB2003629A (nl)
IT (1) IT7850881A0 (nl)
NL (1) NL7808846A (nl)
NO (1) NO782930L (nl)
SE (1) SE7809044L (nl)
ZA (1) ZA784225B (nl)

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
US4518895A (en) * 1983-03-25 1985-05-21 Xerox Corporation Mechanism and method for controlling the temperature and output of a fluorescent lamp
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
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
EP1514294A1 (en) 2002-06-14 2005-03-16 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)

* 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

Also Published As

Publication number Publication date
FR2402377A1 (fr) 1979-03-30
CA1081310A (en) 1980-07-08
US4146819A (en) 1979-03-27
AU3928778A (en) 1980-03-06
ES472880A1 (es) 1979-02-16
NL7808846A (nl) 1979-03-02
JPS5447381A (en) 1979-04-13
DE2837447A1 (de) 1979-03-15
GB2003629A (en) 1979-03-14
NO782930L (no) 1979-03-01
ZA784225B (en) 1979-07-25
IT7850881A0 (it) 1978-08-28
BE870009A (fr) 1979-02-28
DK379878A (da) 1979-03-01

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