ANIMAL HOUSE Russian patent published in 2001 - IPC

FIELD: animal farming. SUBSTANCE: animal house has combined longitudinal walls. Lower lengthwise part of each wall is made rigid, in the form of, for instance, masonry, and remaining part extending from masonry to roof is made flexible, in the form of double-layer closed curtain equipped with lifting-lowering drive. Interlayer space is filled with air. Lower part of each longitudinal wall may be made, for instance, of ferroconcrete. Curtain is composed of two independent curtains: upper and lower, or tarpaulin. Animal house of such construction is quickly and readily constructed and may be used for loose keeping or feeding of cattle, as well as for year-round keeping of cattle in regions with little snow. EFFECT: simplified construction and low production cost. 3 cl, 4 dwg