1
Shilkrut Dov, Sheinin Boris, Gebstein Roman, Botner Rudolf: A penetrated tool system. Clear Cut, Shilkrut Dov, Sheinin Boris, Gebstein Roman, Botner Rudolf, ELKINGTON AND FIFE, December 23, 1993: WO/1993/025352

A penetrating tool system for penetrating a workpiece wherein a basic relative displacement is established between the workpiece and the system, comprising a penetrating element (18) such as a drill bit, knife, saw blade or the like; first means (15, 13) for imparting an auxiliary reciprocating disp ...


2
Shilkrut Dov, Sheinin Boris, Gebstein Roman, Botner Rudolf: A penetrated tool system.. Clear Cut, March 22, 1995: EP0643639-A1

A penetrating tool system for penetrating a workpiece wherein a basic relative displacement is established between the workpiece and the system, comprising a penetrating element (18) such as a drill bit, knife, saw blade or the like; first means (15, 13) for imparting an auxiliary reciprocating disp ...