Киевский Национальный Университет Технологий И Дизайна
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Priority to UAU201003663UpriorityCriticalpatent/UA53143U/en
Publication of UA53143UpublicationCriticalpatent/UA53143U/en
A screw joint has connected parts with opening, a bolt installed to openings of the parts, and nut with support surface screwed on the bolt. The support surface of the nut has friction layer arranged mostly of composite diamond-containing materials.