Patent ID: 6200073
Filing Date: 2001-03-13
Classification: B23B,B23C,B23Q,H05K,Y10T

Abstract:
A chamfering tool and end mill, mountable in the chuck of a milling machine, for use with an end mill in performing a milling and chamfering operation simultaneously, which comprises:a cylindrical shaft mountable in the chuck of the milling machine;said shaft having a cone on one end thereof whose axis is concentric with an axis of said shaft;said cone on one end of said shaft having a bevelled surface with at least one radially extending cutting flutesaid shaft having a bore whose axis is concentric with said shaft axis which extends from one end of said shaft to an opposite end of said shaft having a diameter selected to permit slip fitting a shank end of the end mill into said bore with a cutting end of said end mill extending away from an apex of said cone;an aperture threaded to receive a setscrew which aperture is perpendicular to said axis of said shaft and extending from a cylindrical surface of said shaft to said bore close to said conical end providing that a set screw is enabled to be screwed into said threaded aperture and secure an end mill inserted in said bore,a section of said bore having a thread providing that a screw threaded into said bore performs as a positionable stop against a shank end of an end mill inserted into said bore.