the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to the mining industry, in particular to devices u0434u043bu00a0 classification of loose material on the class size. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - increasing efficiency by u0443u043bu0443u0447u0448u0435u043du0438u00a0 self u043fu0440u043eu0441u0435u0438u0432u0430u044eu0449u0435u0439 surface.the strainer includes a frame of 1 with its side walls in elements 2, which are installed with possibility of rotation around their longitudinal axes 3 u043eu043du0446u044b rods 4 forming the screening surface and having on its surface with u043fu043eu0434u0440u0435u0448u0435u0442u043du043eu0439 side lobes 5, and the common points u0442u00a0u0436u0435u0441u0442u0438 rods 4 u0432u043cu0435u0441u0442 e with u043bu043eu043fu0430u0441u0442u00a0u043cu0438 5 removed from their axes 3 u043fu043eu0434u0440u0435u0448u0435u0442u043du0443u044e side.the surface of the rods 4 for u043du0430u0434u0440u0435u0448u0435u0442u043du043eu0439 side are flat, and these surfaces are located in a plane through the axis of u043fu0440u043eu0445u043eu0434u00a0u0449u0435u0439 u0432u0440u0430u0449u0435u043du0438u00a0 rods. 5).
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