Cutters – for shaping – Rotary cutting tool – Including holder having seat for inserted tool
Patent
1987-04-28
1989-02-28
Schmidt, Frederick R.
Cutters, for shaping
Rotary cutting tool
Including holder having seat for inserted tool
407 34, 407 41, 407 55, 407 60, 407 61, B23C 506
Patent
active
048080446
ABSTRACT:
An insert cutter includes a cutter body of a generally circular cross-section having an axis of rotation therethrough. The cutter also includes a plurality of cutter inserts releasably mounted on a periphery of the cutter body in circumferentially spaced relation to one another. Each of the cutter inserts has a main cutting edge indexed in its peripheral cutting position. The cutter inserts are disposed so that the indexed main cutting edge of at least one of the cutter inserts is provided with an axial rake angle different from axial rake angles of the indexed main cutting edges of the other cutter inserts.
REFERENCES:
patent: 1762111 (1930-06-01), Weddell
patent: 2367221 (1945-01-01), Kraus
patent: 2761196 (1956-09-01), Graves et al.
patent: 4529338 (1985-07-01), Erkfritz
Arai Tatsuo
Tsujimura Osamu
Mitsubishi Kinzoku Kabushiki Kaisha
Schmidt Frederick R.
Terrell William E.
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