SCREEN Russian patent published in 1999 - IPC

FIELD: equipment for separation of loose materials. SUBSTANCE: screen can be used in various fields of industry and, particularly, for separation of grain in agricultural production. Screen is made up of longitudinal members located in parallel and which are fastened on lateral members. Each lateral member is made with setting prismatic slots which are arranged in staggered order at two diametrically opposite sides. Each longitudinal member is enclosed in dual lateral member with use of polymerizing glue. EFFECT: improved strength and enhanced productivity. 1 cl, 2 dwg