Roadheading or mining machine with roof bolt drilling and setting devices
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United States of America Patent
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-
Jan 8, 2008
Issued Date -
N/A
app pub date -
Dec 9, 2004
filing date -
Dec 16, 2003
priority date (Note) -
Expired
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Abstract
In a roadheading or mining machine including cutting tools movable over the mine face and roof bolt drilling and setting devices, at least two roof bolt drilling and setting devices are pivotally connected with the machine laterally outside the longitudinal central plane of the machine. The roof bolt drilling and setting devices are pivotally supported on a bolting platform capable of being displaced in the longitudinal direction of the machine, or on an element connected with the bolting platform.
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