Patent ID: 6086297
Filing Date: 2000-07-11
Classification: B23B,Y10T

Abstract:
Apparatus for machining a plastic pipe having a bell portion, a nominal diameter portion and a tapered transition portion connecting said bell and nominal diameter portions, said apparatus comprising:a clamp having jaws, the clamp having a drive that causes the jaws to engage said pipe so as to align said pipe and secure said pipe against movement;a rotary cutter that cuts at least one annular groove in said interior wall of said bell portion;a rotatable shaft that rotates said rotary cutter;a rotating carriage, to which the rotary cutter is coupled, said rotating carriage causing said rotary cutter to traverse an interior wall of said bell portion and cut said at least one annular groove therein;means for limiting the depth of said at least one circular annular groove cut by said rotary cutter means.