Patent ID: 6530828
Filing Date: 2003-03-11
Classification: B24B,B24D

Abstract:
A supporting plate for rotating tools, comprising:an accommodating carrier including a flat forward surface and a coupling continuation arranged on and projecting from said forward surface; and an elastically deformable exchangeable plate defining a forwardly positioned working pressure receiving surface, said exchangeable plate including an interior space engaged by said coupling continuation of said accommodating carrier from a rear of said exchangeable plate to provide a driving connection, said exchangeable plate being rotatable relative to said accommodating carrier in a first direction to enable said exchangeable plate to be connected to said accommodating carrier and in a second, opposite direction to enable said exchangeable plate to be detached from said accommodating carrier, said coupling continuation having an undercut, spirally shaped edge contour projecting from said forward surface of said accommodating carrier and having an outer edge inclined relative to said forward surface of said accommodating carrier in a direction toward a peripheral edge of said accommodating carrier.