Cutters – for shaping – Including cut off tool
Patent
1987-07-29
1989-07-04
Schmidt, Frederick R.
Cutters, for shaping
Including cut off tool
407116, B26B 100
Patent
active
048446688
ABSTRACT:
The invention relates to a turning insert. The insert (10) consists of longitudinally extending surfaces (13,14), end surfaces (15, 16), side surfaces (11), a shoulder (17) and a portion (18) provided with a cutting edge (19). The cutting edge (19) is circular and has a diameter which exceeds the thickness of the insert which makes a plurality of turning operations possible, including grooving into unlimited depth. The portion (18) is provided with rake face (25) sloping downwardly and inwardly from the cutting edge, which face is provided with a plurality of concave recesses (23) intersecting each other.
REFERENCES:
patent: 3705447 (1972-12-01), Kollar
patent: 4273480 (1981-06-01), Shirai et al.
patent: 4588333 (1986-05-01), Gustafson
Brochure, "Secodex 150.15", by SEco Tools, AB, Sweden, (2 Pages--ST 814433 US).
Sandvik AB
Schmidt Frederick R.
Shideler Blynn
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