Donald Albert Agnew, Age 57Inglewood, CA

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Inglewood, CA

Saint Paul, MN

Fredericksburg, VA

Los Angeles, CA

Bell, CA

Robbinsdale, MN

Portland, OR

Colorado Springs, CO

Des Moines, IA

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Dald Agnew

Brigadier-General Donald Robert Agnew (born October 25, 1897, date of death unknown) CBE was a Canadian General and educator. ...

Us Patents

Circuit For Powering Fluorescent Lamps

US Patent:
4008414, Feb 15, 1977
Filed:
Jul 28, 1975
Appl. No.:
5/599378
Inventors:
Donald L. Agnew - Long Beach CA
Assignee:
Power Saver Corporation - Bellflower CA
International Classification:
H05B 4124
H05B 4129
US Classification:
315 97
Abstract:
A circuit employing an oscillator having a feedback loop for supplying operating current at a frequency in the range 20-25 kilohertz to a pair of fluorescent lamps connected in series. The heater filament of the first lamp is made a series element in the feedback loop of the oscillator, so that removal of that lamp disables the oscillator. Switching means is provided to bypass the open socket terminals of the second lamp when it is removed from its sockets, permitting power to continue to be supplied to the first lamp.

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