Patent ID: 6397833
Filing Date: 2002-06-04
Classification: F23B,F23K,F24B

Abstract:
A natural draft pellet stove, comprising:feed means having a discharge opening for discharging pellet fuel; grate means onto which said pellet fuel is discharged for combustion from said discharge opening of said feed means; air supply means for providing an upward draft of combustion air through said grate means for supporting said combustion thereon; exhaust means for receiving combustion gasses from said combustion of said pellet fuel on said grate means, said exhaust means having a predetermined flow capacity which is greater than a predetermined flow capacity of said air supply means so as to effectively maintain said upward draft through said grate means; and means for automatically displacing said pellet fuel over said grate means away from said discharge opening as said pellet fuel is combusted, so as to keep said opening clear for discharge of additional pellet fuel onto said grate means.