Boring bar attachment for engine lathes
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United States of America Patent
Stats
-
Nov 25, 1980
Grant Date -
N/A
app pub date -
May 14, 1979
filing date -
May 14, 1979
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A boring bar attachment for engine lathes to cut accurate internal diameters or to cut positive or negative tapers within relatively long and/or large diameter cylinders. The attachment includes a support bar which is readily attached at one end to the lathe chuck and positioned internally of the cylinder, while the other end is supported on the cross-bar of the lathe. A travelling cutter is slidably supported upon the bar and longitudinally movable by a variable speed motor-driven lead screw.
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