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Application filed by Анатолій Іванович Бойко, Зоя Анатоліївна МорозовськаfiledCriticalАнатолій Іванович Бойко
Priority to UAU201410222UpriorityCriticalpatent/UA96341U/en
Publication of UA96341UpublicationCriticalpatent/UA96341U/en
A grain screen crusher comprises a separating element in the form of a screen, made as a rectangular web with round through holes. For increasing durability the holes are made on a concave surface, closed to toroidal shape of natural wear thereof.