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US 2012/0011979 A1Published application
Rotary cutting tool
AssigneeCeratizit Austria GmbH
InventorANDREAS HOSP
Life of this patent
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Abstract
A rotary cutting tool has a main body with one or more segments exchangeably fastened to its circumference or internally thereof. The main body and the segment have fitting elements with mutually contacting faces. The exchangeable fastening is effected by a clamping piece, which is dovetailed on two sides and is additionally configured with a taper that wedges in the axial direction. The first dovetail-shaped part of the clamping piece engages in a corresponding recess of the main body and the second dovetail-shaped part of the clamping piece engages in a corresponding recess of the segment.
Claims8
A rotary cutting tool, comprising:
- a main body formed with a recess;
- at least one segment formed with a recess;
- said main body and said at least one segment having fitting elements with mutually opposite contacting faces;
- a clamping piece configured to exchangeably fasten said at least one segment to said main body, said clamping piece being formed with dove-tails on two sides thereof and tapered in wedge form in an axial direction thereof, a first dovetail-shaped part of said clamping piece engaging in a correspondingly formed said recess in said main body and a second dovetail-shaped part of said clamping piece engaging in a correspondingly formed said recess in said at least one segment.
1 more element
Dependencies are inferred from the claim text.