CH608155A5 - Light-control circuit for gas-discharge lamps having a parallel control element - Google Patents

Light-control circuit for gas-discharge lamps having a parallel control element

Info

Publication number
CH608155A5
CH608155A5 CH449676A CH449676A CH608155A5 CH 608155 A5 CH608155 A5 CH 608155A5 CH 449676 A CH449676 A CH 449676A CH 449676 A CH449676 A CH 449676A CH 608155 A5 CH608155 A5 CH 608155A5
Authority
CH
Switzerland
Prior art keywords
gas
light
discharge lamps
control circuit
control element
Prior art date
Application number
CH449676A
Other languages
English (en)
Inventor
Lothar Gustav
Original Assignee
Novelectric Ag
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 Novelectric Ag filed Critical Novelectric Ag
Publication of CH608155A5 publication Critical patent/CH608155A5/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
    • 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)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
CH449676A 1975-04-16 1976-04-09 Light-control circuit for gas-discharge lamps having a parallel control element CH608155A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752517211 DE2517211C2 (de) 1975-04-16 1975-04-16 Schaltung zur Helligkeitssteuerung von Gasentladungslampen

Publications (1)

Publication Number Publication Date
CH608155A5 true CH608155A5 (en) 1978-12-15

Family

ID=5944383

Family Applications (1)

Application Number Title Priority Date Filing Date
CH449676A CH608155A5 (en) 1975-04-16 1976-04-09 Light-control circuit for gas-discharge lamps having a parallel control element

Country Status (5)

Country Link
AT (1) AT362840B (de)
CH (1) CH608155A5 (de)
DE (1) DE2517211C2 (de)
FR (1) FR2308273A1 (de)
NL (1) NL7603999A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5652481A (en) * 1994-06-10 1997-07-29 Beacon Light Products, Inc. Automatic state tranition controller for a fluorescent lamp
US5757145A (en) * 1994-06-10 1998-05-26 Beacon Light Products, Inc. Dimming control system and method for a fluorescent lamp
AU5250296A (en) * 1995-03-16 1996-10-02 Beacon Light Products, Inc. Dimming controller and method for a fluorescent lamp
US5631523A (en) * 1995-09-19 1997-05-20 Beacon Light Products, Inc. Method of regulating lamp current through a fluorescent lamp by pulse energizing a driving supply
US5739640A (en) * 1995-12-08 1998-04-14 Beacon Light Products, Inc. Low line voltage detection control module and method for a fluorescent lamp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2332682C2 (de) * 1973-06-25 1985-06-27 Deutsche Itt Industries Gmbh, 7800 Freiburg Schaltung zur Helligkeitssteuerung von Gasentladungslampen

Also Published As

Publication number Publication date
FR2308273A1 (fr) 1976-11-12
DE2517211C2 (de) 1987-02-26
ATA280576A (de) 1980-11-15
AT362840B (de) 1981-06-25
DE2517211A1 (de) 1976-10-21
NL7603999A (nl) 1976-10-19
FR2308273B3 (de) 1979-01-12

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: STANDARD TELEPHON UND RADIO AG FRIESENBERGSTR.75,Z

PL Patent ceased
PL Patent ceased