SNOW PREVENTION DEVICE AROUND LOUVER

PURPOSE:To prevent invasion of snow into the building by providing a shielding plate between the air intake louver and he filter in order to melt snow which invades and providing water or a heat source for melting the snow attached to the shielding plate. CONSTITUTION:Between a louver 3 and a filter 9 there is a shielding plate 10 with an opening or a shielding plate 10 consisting of a mesh plate, which extends between the ceiling panel of a snow disposal device and the foundation. The system supplies water to the shielding plate 10 form melting snow. In the case of the shielding plate 10 an electric heater can be pasted on it or a light projector 16, etc. can be provided to obtain a similar effect. Wind containing snow comes through a louver 3 and the snow is melted by the atomized spray water from a spray nozzle 12 or by the light projector 16, etc. and only a small proportion of the snow that could not be melted is caught by the plate 10. The spray water containing melted snow flows into the funnel 14 at the floor section of the snow disposal device to be disposed.