Patent ID: 7900623

Claim:
A portable freestanding stove intended to combust organic material pieces, composed of open combustion chamber including upper inverted truncated sheet metal cone, at a certain distance below which lower second inverted truncated sheet metal cone is positioned, whereas at lower part of upper cone a fire grate is fitted, and below which ash pan is placed, the stove resting on supporting structure, characterized in that upper cone of combustion chamber and lower cone of air draft rigidly connect to each other by means of circumferential sheet metal ring to which upper edge of upper cone of combustion chamber and away below it at axial spacing (h) also upper edge of lower cone are fixed, the circumference of upper edge of upper cone having additional air supplying ports, whereas circumferential sheet metal ring rests on supporting structure and fire grate rigidly connects to lower part of upper cone by means of struts that define a gap between sidewall of combustion chamber and external edge of fire grate.