Vibratory milling machine having linear reciprocating motion
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United States of America Patent
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Dec 20, 2011
Grant Date -
May 21, 2009
app pub date -
Sep 18, 2008
filing date -
Mar 23, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A continuous mining method includes operating a vibratory milling machine having a milling head, a base, and a milling tool to oscillate the milling head in a substantially linear reciprocating fashion relative to the base to move the milling tool along a milling axis; and advancing the vibratory milling machine in a work piece in a cutting direction and wherein milling axis is oriented at an attack angle relative to the cutting direction, the attack angle being between about 0 and about 40 degrees.
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