Metal working – Method of mechanical manufacture – Electrical device making
Patent
1993-07-20
1994-07-19
Bilinsky, Z. R.
Metal working
Method of mechanical manufacture
Electrical device making
439751, 439873, B23B 100, H01R 1305, H01R 4300
Patent
active
053296974
ABSTRACT:
A method for turning a concave cut in a workpiece on a screw machine includes the steps of supporting the workpiece for rotation generally about its longitudinal axis and rotating the workpiece generally about an axis corresponding to its longitudinal axis in a first direction. A rotary cutter is turned about an axis parallel to the axis of rotation of the workpiece in a second direction opposite to the first. A tooth on the cutter engages the workpiece for forming a generally concave cut in the workpiece. Apparatus for turning a concave cut in workpiece on a lathe is also disclosed.
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Piranha 46 by A. Seuret (date unknown).
Bilinsky Z. R.
Positronic Industries, Inc.
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