Broaching device and method
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United States of America Patent
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-
Apr 1, 1997
Grant Date -
N/A
app pub date -
Sep 5, 1995
filing date -
Sep 15, 1994
priority date (Note) -
Expired
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Abstract
A broaching device and method for enlarging an opening, hollow or cavity in a workpiece comprises a broaching tool which is mounted on, or formed on, either the shaft or the nut of a ballscrew drive unit which includes a ballscrew shaft and a ballscrew nut.
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