Patent ID: 6942438
Filing Date: 2005-09-13
Classification: B23B,B23D,Y10T

Abstract:
1. An apparatus for forming a keyway in a fixed workpiece comprising: a shank having a longitudinal axis and engaged with a computer numeric controlled machine that moves the shank along a first path in a first direction with respect to the workpiece during a keyway forming process, the shank having a first deflection face transverse to the longitudinal axis that deflects a chip of material formed in the keyway forming process when the shank is moved in the first direction; and a cutter immovably associated with the shank, the cutter having at least one cutting edge that is directed through the workpiece to form the chip of material at least partially disassociated with the workpiece and to define the keyway when the shank is moved along the first path, the cutter having a second deflection face extending in the same general direction as the first deflection face and that deflects the chip of material formed in the keyway forming process.