Patent ID: 8360699
Filing Date: 2013-01-29
Classification: B23B,B23C,Y10T

Abstract:
1. A tool assembly suited to be removably received into a rotatable spindle at a machine tool, comprising: a cutting tool having cutting means on one end and a shank on the opposite end, said shank including a eccentrically-shaped drive section having diametrically opposed drive lobes extending radially from a cylindrical drive body, a fastening portion extends axially from the dove section, the fastening portion including an oblong head having diametrically opposed lugs; a tool holder having a generally cylindrical body with an axial opening in one end, the axial opening including a drive wall portion having opposed drive members that extend radially inwardly into the axial opening, whereby each drive lobe abuts one of the drive members when the cutting tool is partially rotated within the axial opening; and fastening means contained within the axial opening and connected to the fastening portion of the cutting tool to axially move the cutting tool toward the tool holder body and telescopically receive the shank within the second end of the tool holder body.