Method, tool, and matching equipment for producing dental prosthetic items
AssigneeSirona Dental Systems GmbH
InventorsFranz Basler, Joachim Pfeiffer
Life of this patent
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Abstract
A tool for use in machining equipment for machining a item from a workpiece via longitudinal and transverse movement includes stepped regions having different diameters, each provided with a lateral surface for transverse lateral machining and a front surface for longitudinal feed machining, the tool diameters in the stepped regions decreasing toward the forward face of the tool.
Claims18
A method of machining a workpiece to produce a dental prosthetic item comprising providing a tool for transverse lateral machining and longitudinal feed machining, said tool having stepped regions with different diameters, each stepped region comprising a lateral surface for transverse lateral machining and a front surface for longitudinal feed machining, the diameters of said stepped regions being dimensioned so as to decrease toward a forward face of said tool, and moving said tool against and into a workpiece to form said dental prosthetic item.
A tool for the production of a dental prosthetic item by transverse and longitudinal machining, of a workpiece, said tool comprising stepped regions having different diameters, each stepped region defining a lateral surface for transverse lateral machining and a front surface for longitudinal machining, diameters of said stepped regions being dimensioned so as to decrease toward a forward face of said tool.
Dependencies are inferred from the claim text.