CA1228115A - Circuit d'excitation pour lampes fluorescentes - Google Patents

Circuit d'excitation pour lampes fluorescentes

Info

Publication number
CA1228115A
CA1228115A CA000433398A CA433398A CA1228115A CA 1228115 A CA1228115 A CA 1228115A CA 000433398 A CA000433398 A CA 000433398A CA 433398 A CA433398 A CA 433398A CA 1228115 A CA1228115 A CA 1228115A
Authority
CA
Canada
Prior art keywords
circuit
fluorescent lamp
pulse width
transformer
transistors
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.)
Expired
Application number
CA000433398A
Other languages
English (en)
Inventor
John F. Kane
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.)
Armstrong World Industries Inc
Original Assignee
Armstrong World Industries Inc
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
Priority claimed from US06/433,310 external-priority patent/US4464606A/en
Application filed by Armstrong World Industries Inc filed Critical Armstrong World Industries Inc
Application granted granted Critical
Publication of CA1228115A publication Critical patent/CA1228115A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
CA000433398A 1982-10-07 1983-07-27 Circuit d'excitation pour lampes fluorescentes Expired CA1228115A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US433,310 1982-10-07
US06/433,310 US4464606A (en) 1981-03-25 1982-10-07 Pulse width modulated dimming arrangement for fluorescent lamps

Publications (1)

Publication Number Publication Date
CA1228115A true CA1228115A (fr) 1987-10-13

Family

ID=23719693

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000433398A Expired CA1228115A (fr) 1982-10-07 1983-07-27 Circuit d'excitation pour lampes fluorescentes

Country Status (1)

Country Link
CA (1) CA1228115A (fr)

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Legal Events

Date Code Title Description
MKEX Expiry