EP0123963A3 - Dispositif de circuit pour la commande d'intensité de lumière pour lampe à fluorescence - Google Patents

Dispositif de circuit pour la commande d'intensité de lumière pour lampe à fluorescence Download PDF

Info

Publication number
EP0123963A3
EP0123963A3 EP84103836A EP84103836A EP0123963A3 EP 0123963 A3 EP0123963 A3 EP 0123963A3 EP 84103836 A EP84103836 A EP 84103836A EP 84103836 A EP84103836 A EP 84103836A EP 0123963 A3 EP0123963 A3 EP 0123963A3
Authority
EP
European Patent Office
Prior art keywords
fluorescent lamps
intensity
controlling
light
circuit arrangement
Prior art date
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.)
Withdrawn
Application number
EP84103836A
Other languages
German (de)
English (en)
Other versions
EP0123963A2 (fr
Inventor
Robert Zapp
Bang Bui-Huu
Gerhard Clever
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.)
BBC Brown Boveri AG Germany
Original Assignee
BBC Brown Boveri AG Germany
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 BBC Brown Boveri AG Germany filed Critical BBC Brown Boveri AG Germany
Publication of EP0123963A2 publication Critical patent/EP0123963A2/fr
Publication of EP0123963A3 publication Critical patent/EP0123963A3/fr
Withdrawn legal-status Critical Current

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
    • H05B41/3924—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by phase control, e.g. using a triac

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
  • Optical Head (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
EP84103836A 1983-04-30 1984-04-06 Dispositif de circuit pour la commande d'intensité de lumière pour lampe à fluorescence Withdrawn EP0123963A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3315793 1983-04-30
DE19833315793 DE3315793A1 (de) 1983-04-30 1983-04-30 Schaltungsanordnung zur helligkeitssteuerung von leuchtstofflampen

Publications (2)

Publication Number Publication Date
EP0123963A2 EP0123963A2 (fr) 1984-11-07
EP0123963A3 true EP0123963A3 (fr) 1985-05-29

Family

ID=6197828

Family Applications (1)

Application Number Title Priority Date Filing Date
EP84103836A Withdrawn EP0123963A3 (fr) 1983-04-30 1984-04-06 Dispositif de circuit pour la commande d'intensité de lumière pour lampe à fluorescence

Country Status (4)

Country Link
EP (1) EP0123963A3 (fr)
DE (1) DE3315793A1 (fr)
FI (1) FI841690A (fr)
NO (1) NO841699L (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3826234A1 (de) * 1988-08-02 1990-02-08 Kulzer & Co Gmbh Schaltungsanordnung zum betrieb einer niederdruckgasentladungslampe
GB2277415B (en) * 1993-04-23 1997-12-03 Matsushita Electric Works Ltd Discharge lamp lighting device
AU2003223887A1 (en) * 2002-03-20 2003-09-29 Gernot Hass Spotlight system having a regulating device
US6788006B2 (en) 2002-05-31 2004-09-07 Matsushita Electric Industrial Co., Ltd. Discharge lamp ballast with dimming
DE102008015441A1 (de) 2008-03-22 2010-06-10 Abb Ag Elektronische Stabilisierungs- und Zündhilfe für eine Leuchtstofflampe

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3875458A (en) * 1974-06-10 1975-04-01 Westinghouse Electric Corp Dimmer for discharge lamp utilizing a pulse enabling circuit
US4286196A (en) * 1980-02-14 1981-08-25 Auer William F Automatic dimmer cutout for arc lamp of fiber optic light source

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT267678B (de) * 1965-12-07 1969-01-10 Elin Union Ag Schaltung für eine aus einer Wechselspannungsquelle über steuerbare elektrische Ventile gespeiste Leuchtstofflampe

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3875458A (en) * 1974-06-10 1975-04-01 Westinghouse Electric Corp Dimmer for discharge lamp utilizing a pulse enabling circuit
US4286196A (en) * 1980-02-14 1981-08-25 Auer William F Automatic dimmer cutout for arc lamp of fiber optic light source

Also Published As

Publication number Publication date
DE3315793C2 (fr) 1992-01-30
EP0123963A2 (fr) 1984-11-07
NO841699L (no) 1984-10-31
FI841690A0 (fi) 1984-04-27
DE3315793A1 (de) 1984-10-31
FI841690A (fi) 1984-10-31

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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AK Designated contracting states

Designated state(s): AT BE CH DE FR GB IT LI NL SE

PUAL Search report despatched

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AK Designated contracting states

Designated state(s): AT BE CH DE FR GB IT LI NL SE

17P Request for examination filed

Effective date: 19850524

17Q First examination report despatched

Effective date: 19861219

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19871102

RIN1 Information on inventor provided before grant (corrected)

Inventor name: CLEVER, GERHARD

Inventor name: ZAPP, ROBERT

Inventor name: BUI-HUU, BANG