Milling tool with cooperating projections and recesses...

Details Milling tool with cooperating projections and recesses... Milling tool with cooperating projections and recesses...

2005-09-16

2011-11-29

Fridie, Jr., Will (Department: 3724)

Cutters, for shaping

Rotary cutting tool

Including holder having seat for inserted tool

C407S113000

Reexamination Certificate

active

08066454

ABSTRACT:
The present invention relates to an indexable cutting insert for an end mill for machining of contours in a workpiece and to a milling tool. The cutting insert is asymmetrical in respect of a line through a hole in the cutting insert. The cutting insert includes two cutting edge portions. Each cutting edge portion comprises of a substantially straight cutting edge and a curved cutting edge along respective intersecting lines between a clearance surface and a chip surface. The curved cutting edges have different lengths. The cutting insert includes recesses in a bottom side of the cutting insert. The recesses are arranged on both sides of and at different distances from the hole of the cutting insert.

REFERENCES:
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patent: 6379087 (2002-04-01), Alexander, IV
patent: 7040844 (2006-05-01), Daiguji
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patent: 0842723 (1998-05-01), None
patent: 1252955 (2002-10-01), None
patent: 2002355716 (2002-12-01), None
International Search Report for corresponding PCT/SE2004/000381.

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