Electric lamp and discharge devices: systems – With cathode or cathode heater supply circuit – Pulsating or a.c. supply to the cathode or heater circuit
Patent
1975-04-25
1977-01-18
Rolinec, R. V.
Electric lamp and discharge devices: systems
With cathode or cathode heater supply circuit
Pulsating or a.c. supply to the cathode or heater circuit
315278, 315DIG7, 331113A, H05B 4129
Patent
active
040041859
ABSTRACT:
A method and apparatus of lighting a cold cathode electric gas discharge lamp in which the lamp is connected across the secondary winding of a voltage step-up transformer, and the primary winding of the transformer is energized with a chopped D.C. voltage having a frequency of at least 12 kHz and a voltage which provides an output voltage from the secondary winding having an R.M.S. value no greater than 700 volts.
REFERENCES:
patent: 2895081 (1959-07-01), Crowhouer et al.
patent: 2982881 (1961-05-01), Reich
patent: 3501674 (1970-03-01), Moore
Edmondson Harry
Whittaker Walter
E. W. Controls Limited
Hostetter Darwin R.
Rolinec R. V.
LandOfFree
Electric lighting systems does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Electric lighting systems, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Electric lighting systems will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-74537