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Description: |
| Abstract:
This invention is a modification of and improvement upon Letters Patent granted to me April 27, 1869, #89,466; and consists, first, in a means for moving the cutting-tool gradually up to its work as the tool is revolved around the pipe or bar to be cut off; second, in mechanism for holding the screw-die and revolving the same around the pipe to cut the screw thereon.
Claim:
The cam-flange v, sleeveu, clamping-nut w, and wheel v, in combination with the faceplate a and cutting-tools, |
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