HERMETICALLY SEALED ISOLATING CLOTHING Russian patent published in 1999 - IPC

FIELD: production of protective clothing. SUBSTANCE: clothing with air distribution system has overalls provided with outer chemically and thermally resistant layer, intermediate and inner layer of gas-impermeable fabric, with air circulation cavity being defined between outer and intermediate layers. Clothing is further provided with boots connected to overalls, gloves and helmet. Overalls has inner excessive pressure relief valve for communicating space under clothing with air circulation cavity and outer valve for communicating air circulation cavity with atmosphere. Overalls intermediate layer is manufactured from metallized heat-reflective material with metallized surface faced toward outer layer. Intermediate layer is spaced from inner layer by 6-12 mm space defining additional cavity. Overalls is further provided with auxiliary inner and outer excessive pressure relief valves for communicating space under clothing with additional cavity, and additional cavity - with atmosphere, respectively. Construction of clothing provides comfortable staying of user under increased temperature conditions or in the presence of aggressive gaseous substances. EFFECT: simplified construction and increased efficiency in protecting from unfavorable conditions. 2 dwg, 1 tbl