초록

A kiln for drying material such as lumber. A primary centrally located support structure supporting a roof which extends outwardly to opposite sides of the support structure. The support structure is hollow, and an air-circulating system uses this hollowness as a passage for circulating air.

대표청구항 ▼

In a kiln having a roof and a first pair of opposite sides: an elongate upstanding primary support structure for the roof substantially paralleling said first pair of opposite sides and located intermediate said first pair of opposite sides of the kiln, said roof being disposed over the primary supp

In a kiln having a roof and a first pair of opposite sides: an elongate upstanding primary support structure for the roof substantially paralleling said first pair of opposite sides and located intermediate said first pair of opposite sides of the kiln, said roof being disposed over the primary support structure, the roof including a portion extending from the support structure to one of said opposite sides and another portion extending from the primary support structure to the other of said opposite sides, a truss framework for each roof portion supporting the roof portion, said truss framework projecting from and being mounted on said primary support structure, and plural doors and mountings for the doors suspending said doors from the roof portions, said doors forming said first pair of opposite sides for the kiln and being shiftable upon said mountings between positions opening and closing said first pair of sides of the kiln, said truss framework for a roof portion enabling the primary support structure to provide support for the doors and mountings.