Patent ID: 6764257
Filing Date: 2004-07-20
Classification: B23C,Y10T

Abstract:
A milling tool comprising a milling body defining an axis of rotation, and a front axial end surface, and a plurality of cutting inserts carried by the body; the body including circumferentially spaced pockets in which respective inserts are mounted; each pocket comprising at least one base surface; each insert having at least one cutting edge; the milling tool arranged to cut a work piece substantially in the axial direction which is perpendicular to a feed direction, wherein the inserts are arranged in a plurality of segments, the segments arranged successively in a first circumferential direction of the body, each segment comprising more than two circumferentially successive inserts and including a leading insert and a last trailing insert with reference to the direction of rotation, the inserts of each segment becoming disposed gradually radially inwardly in the first circumferential direction of the body and gradually axially forwardly in the first circumferential direction of the body, the leading insert of each segment being disposed adjacent the last trailing insert of another segment, the leading inserts of the respective segments having substantially the same axial and radial positions on the body.