Patent ID: 6467190
Filing Date: 2002-10-22
Classification: F26B

Abstract:
A kiln for drying a charge of lumber, the kiln comprising:a kiln chamber defining a chamber interior space capable of receiving the charge of lumber for drying; a plenum system in communication with the chamber interior space, the plenum system comprising: a lower plenum, and an upper plenum positioned above the lower plenum; a duct system comprising: an upper duct that is connected to and in communication with the upper plenum and is capable of directing heated air to the upper plenum so that the plenum system is capable of supplying heated air to chamber interior space, and a lower duct that is connected to and in communication with the lower plenum and is capable of directing heated air to the lower plenum so that the plenum system is capable of supplying heated air to chamber interior space; and an air moving device capable of circulating heated air supplied to the chamber interior space.