Patent ID: 6955507
Filing Date: 2005-10-18
Classification: B23B,B23C,Y10T

Abstract:
1. A milling head for a rotary milling tool, comprising: a body having a tool mounting portion, a first milling portion located on said body opposite said tool mounting portion, and a second milling portion located intermediate said tool mounting portion and said first milling portion, said first milling portion having one or more tube film removal blades adapted to remove an outer diameter portion of a tube, said second milling portion having at least one orifice extending from an outer portion of the milling head into a recess in said body adapted to receive an end of the tube, and a bevel cutting blade attached to a wall of said orifice, wherein the bevel cutting blade has an active cutting edge extending into the recess in said body adapted for forming a bevel on the tube end, and wherein a lowermost tube cutting portion of the bevel cutting blade active cutting edge is located a distance of about 0.25 to about 2.0 inches from a lower cutting edge of the tube film removal blades measured in relation along the central rotational axis.