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Application filed by Олександр Дмитрович Чечін, Александр Дмитриевич Чечин, Генадій Петрович Рузін, Геннадий Петрович Рузин, Сергій Олександрович Іванов, Сергей Александрович Иванов, Богдан Іванович Щербій, Богдан Иванович Щербий, Ігор Богданович Хомін, Игорь Богданович ХоминfiledCriticalОлександр Дмитрович Чечін
Priority to UA4893667ApriorityCriticalpatent/UA823A1/en
Publication of UA823A1publicationCriticalpatent/UA823A1/en
The apparatus contains the bar with the screws. The bar is made of the resilient material and contains the spherical and conical bevels connected in pairs and generating the through slots. The spherical heads of the screws are placed in the spherical bevels.