ELECTRIC CONVECTOR Russian patent published in 1995 - IPC

FIELD: resistance heating. SUBSTANCE: electric convertor has box-shaped case with inlet and outlet ports, with heater mounted inbetween inside case on supports made of insulating material and connected through switch to electric power mains; heater is essentially set of separate heating elements each having rectangular insulating backing one of whose surfaces carries contact buses arranged along its short sides and covered with resistive material occupying entire surface between buses; separate elements of set are mechanically joined together in series and their surfaces face each other; they are electrically connected through contact buses into groups. EFFECT: improved design. 4 cl, 4 dwg