Тернопольский Национальный Технический Университет Имени Ивана Пулюя
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A method of manufacturing shaped screw blanks, at which a toothed blank is cut, which consists of grooves and plates of teeth connected by grooved bridges. Prior to winding on the grooved bridges the grooves are cut from the side of external edges of the plates of teeth and cuts from the side of internal edges of the plates of teeth.
UAU201100035U2011-01-042011-01-04Method of manufacturing shaped screw blanks
UA62000U
(en)