HEATER Russian patent published in 1999 - IPC

FIELD: heating equipment for centralized and local heating. SUBSTANCE: device has compartments with vertical heat-exchange columns which sections in assembly are shaped as separate closed vertical channels, which are designed for convection. Each channel contains air valves which are mounted on rotation axle which is driven by manual control and runs through collectors, which provide connection of vertical compartments. Sections of column may be triangular, L-shaped or oval-shaped. EFFECT: simplified design. 2 cl, 4 dwg