SAUNA STOVE Russian patent published in 2017 - IPC F24B5/00 F24B9/00 

FIELD: heating system.

SUBSTANCE: stove contains a furnace with an ash pan and a grate, flues and a stove with heat-accumulating loading. A two-level gas flue is mounted above the furnace, in a heat-accumulating stove, the lower level of which is made in the form of two channels from the rear side of stove to the front one, connected with one channel of the upper level of the flue by means of a flow mixing chamber made on the underside of the stove front surface in front of the transition of the gas flow from the lower level to the upper one. The channels for the passage of heated gases of gas flue at both levels are made ascending at an angle of 0-5 degrees to the horizon. The flow cross section of flow mixing chamber is larger than the sum of through sections of channels of the upper and lower levels by 10-60%.

EFFECT: heat interchange increase.

2 cl, 2 dwg