Dental tool
AssigneeGebr. Brasseler GmbH & Co. KG
InventorsKarl-Heinz Danger, Michael Kullmer
Life of this patent
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Abstract
The present invention relates to a dental tool, in particular for grinding teeth, comprising a grinding head and a rotatingly drivable shaft, the grinding head being provided on its surface with at least one elevated portion which, during rotation of the grinding head works a surface to be prepared and defines a circle of rotation. The invention is characterized in that the elevated portion comprises an edge, and the edge is the side line of a surface that is situated at least at the leading side of the edge and that is retracted relative to the circle of rotation defined by the edge.
Claims20
A dental tool for grinding teeth comprising a grinding head and a rotatingly drivable shaft, said grinding head having on its surface at least one elevated portion comprising an edge, said edge, during rotation of the dental tool, defining a circle of rotation and being adapted to work a surface to be prepared, and said edge further forming the side line of a surface that is situated at least at the leading side of the edge and that is recessed relative to the circle of rotation defined by the edge.
Dependencies are inferred from the claim text.