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Application filed by Валерий Иванович АлифановfiledCriticalВалерий Иванович Алифанов
Priority to UAU201300731UpriorityCriticalpatent/UA82935U/en
Publication of UA82935UpublicationCriticalpatent/UA82935U/en
A cutting machine includes a body, executive device and jack for control in horizontal and vertical planes. To increase effectiveness of destruction and unloading coal from blind forking the executive device is arranged as drill crowns with breakage-loading chain, at that one of the end crowns is put forward and unloading of coal from blind working is performed with a screw that is the drive shaft for it.
Screwing unit and method for screwing a screw into or unscrewing a screw from at least one workpiece in an automated manner by means of a screwing unit