Patent ID: 6029367
Filing Date: 2000-02-29
Classification: F26B,Y02P

Abstract:
A grain drying apparatus, comprising:(A) an engine;(B) an engine enclosure, sized to carry the engine, defining a cold air inlet and a warm air outlet;(C) an exhaust pipe, having a first and second end, the first end carried by the engine;(D) a finned heat exchanger tube having a first end in communication with the second end of the exhaust pipe and a second end of the finned heat exchanger in communication with an exhaust port; a means for introducing a mixture or air and fuel vapors into the exhaust pipe, thereby causing additional combustion and increasing the heat energy transfer from the finned heat exchanger;(E) an elongated air duct, having a first end defining a cold air inlet and a second end defining a warm air outlet, defines an air channel enclosing the finned heat exchanger and a radiator portion of the engine being carried within the elongated air duct;(F) at least one fan, driven by the engine, for driving air through the elongated air duct.