Receptacle for tubular drilling tools having different diameters
AssigneeAbf Bohrtechnik GmbH & Co. KG
InventorRainer Miesen
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Abstract
The invention relates to a tool holder on a drill transmission for tubular drilling tools having at least two different diameters, wherein the holder is equipped with a hollow-cylindrical recess and with at least one radially oriented locking bolt which is installed in the wall of the hollow-cylindrical recess and which engages in a corresponding opening in the drilling tool, wherein there is at least one further hollow-cylindrical recess which is complementary to one of the different drilling tools.
Claims8
Tool receptacle on a drilling gearing for tubular drilling tools comprising at least two different diameters, the receptacle being equipped
- with a hollow cylindrical recess, of which the inside width corresponds to the exterior dimensions of one drilling tool, and
- with at least one radially oriented locking bolt
- which is installed in the wall of the hollow cylindrical recess and
- which engages in a corresponding opening of the drilling tool,
- characterized in that
- at least one further hollow cylindrical recess is present, which is complementary to the external dimensions of one of the other drilling tools.
Dependencies are inferred from the claim text.