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Application filed by Леонид Андреевич Хмара, Сергей Иванович Кононов, Олег Александрович Потоцкий, Максим Эдуардович ХожилоfiledCriticalЛеонид Андреевич Хмара
Priority to UAU201307383UpriorityCriticalpatent/UA86268U/en
Publication of UA86268UpublicationCriticalpatent/UA86268U/en
An opener includes a mounting frame, upper and the lower traction bars, hydro-cylinder, working beam, frame and guide beam, with three teeth with tips placed in parallel. In front of the teeth cutters are installed, those are rigidly fixed on the shaft with possibility of rotation from electric motor through chain gearing.