EXHAUST SYSTEM FOR CHIMNEY Russian patent published in 2009 - IPC F23J11/00 

FIELD: personal use articles.

SUBSTANCE: invention refers to home heating appliances working on the dry fuel, in particular retractor for fuel gases - chimney. Exhaust system for heating appliances working on hydrocarbon fuel consists of upright pipe-chimney which a chimney hole of different configuration, latch controlling the gas flow in the chimney hole; fan with electromotor, protective cap located in the upper part of the chimney. At that rotary and speed sensor are additionally used and located on common axle with the fan and electromotor, air heater is used. There are also valve position control loop and temperature is below the loop and in the top part of chimney pipe. At this temperature sensor, valve position control loop and speed sensor are connected to microchip, electromotor and luminodiodes of draught condition in the heating system are also connected to it.

EFFECT: draught creation in the chimney at the moment of stove and fire lightning up and also setting up smooth burning at the initial period of lightning of fuel device by extra draught creation, gas connection in the chimney with a fan and/or heating at the initial period of stove or fire lighting and smoke pollution by harmful combustion product prevention.

4 cl, 4 dwg