Patent ID: 6409439
Filing Date: 2002-06-25
Classification: B23B,Y10T

Abstract:
A holder for a machine tool, comprising:a cone-shaped base body having a large-diameter end and a small-diameter end, both such ends being intersected by a longitudinal axis of the body, the large-diameter end including an annular flange having first and second diametrically opposite recesses formed therein, each of the recesses extending completely through the respective flange in a direction generally parallel to the longitudinal axis and being open radially, each of the recesses including a radially outwardly facing bottom surface, the first and second recesses respectively forming identical first distances from the bottom surface to an outer periphery of the flange, one of the recesses including a blind hole formed in the bottom surface thereof; and a depth-reducing element securable in the blind hole such that a radially outwardly facing outer surface of the element is disposed between the bottom surface and the outer periphery, wherein an effective depth of the recess having the depth-reducing element is shorter than an effective depth of the other recess.