| 摘要 |
head-dresses applicable for protection against heat, ultraviolet sun rays and deleterious impurities in the atmosphere. SUBSTANCE: the head-dress of the sombrero type has a broad brim combined with the cylindrical part, located in whose base is an annular canal with holes connecting the inner cavity of the head dress with the face zone. Attached from the top of the cylindrical part by means of a nap zipper is a rigid tapered superstructure comprising a 3-W DC fan, holes for suction of air and a thin-layer solar silicon battery for provision of operation of a fan with an area provision of operation of a fan with an area of 250 to 300 sq.cm and specific power of 100 W/sq.m. Fastened on the inner surface of the tapered superstructure by means of a nap zipper is a filter manufactured of activated carbon fabric with perforation making-up 20 to 30% of the area of the fabric surface and equal to 100 sq.cm. EFFECT: enhanced efficiency of protection of a human-being against heat, ultra- violet rays and deleterious impurities getting to the breathing zone. 2 cl, 1 dwg
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