AIR BARRIER FAN DEVICE

PROBLEM TO BE SOLVED: To provide an air barrier fan device capable of maintaining comfortable the indoor dwelling and air-conditioned conditions by circulating the air in the window space inside each window pane facing outdoors of a building, anticipating the hazard of one's approaching the window pane by the material constituting the window space previously, facilitating the cleaning works for inside the room, and improving actively the environmental rearrangement etc. of the dwelling space. SOLUTION: The air barrier fan device includes a roll blind 6 formed inside each window pane 1 facing outdoors of a building 2 for partitioning the window space 7 and a step 10 with its level a little different from the floor surface of the dwelling room located in the lower part of the window space, and a gap 11 is formed between the bottom 9 of the roll blind and the step 10, and the step is fitted with braces and struts 14 and an air barrier fan 8 installed horizontally in the fence form between walls, and with the air barrier fan, a circulating wind passage (air barrier system) leading to the dwelling room is formed (together with an air-conditioner) in the window space. COPYRIGHT: (C)2005,JPO&NCIPI