Cutters – for shaping – Rotary cutting tool – Including holder having seat for inserted tool
Patent
1989-10-23
1992-01-21
Kisliuk, Bruce M.
Cutters, for shaping
Rotary cutting tool
Including holder having seat for inserted tool
407 40, 407 41, 407 30, B26D 112
Patent
active
050824007
ABSTRACT:
A insert rotary cutter has a cutter body, at least one first cutter insert and at least one second cutter insert for cutting off burrs. The first cutter insert has more than one main cutting edge and end cutting edge. The second cutter insert has more than one main cutting edge and end cutting edge. The first and second cutter inserts are mounted on a forward end of the cutter body releasably. The second cutter insert is disposed so that the main cutting edge thereof has a negative corner angle and the end cutting edge thereof is displaced radially inwardly and axially forwardly of the cutter body, with respect to the end cutting edge of the first cutter insert.
REFERENCES:
patent: 1460030 (1923-06-01), Mattson
patent: 2761196 (1956-09-01), Graves et al.
patent: 2949946 (1960-08-01), Johnson et al.
patent: 3203072 (1965-08-01), Careje
patent: 3818562 (1974-06-01), Lacey
patent: 4449864 (1984-05-01), Hague et al.
patent: 4529338 (1985-07-01), Rekfritz
patent: 4808044 (1989-02-01), Tsujimura et al.
Nakayama Masaaki
Shiratori Hidehisa
Cruz Lawrence
Kisliuk Bruce M.
Mitsubishi Materials Corporation
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