Title:
Thermostatic heat conserving damper
United States Patent 3366333
Inventors:
Diehl, Charles G.
Publication Date:
01/30/1968
Export Citation:
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Primary Class:
236/93R
Other Classes:
236/101D, 236/101R
International Classes:
F23L11/00; G05D23/08; F23L11/00; G05D23/01
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US Patent References:
2711080Air conditioning unit with overload protection
2611543N/A
2292082Temperature control
2213235Thermostatic down draft control for wood burning heaters
2167307Draft regulator for combustion apparatus
1659875Automatic damper
Foreign References:
GB798350A