Crawler-type and height adjustment drilling machine for setting roof and side wall anchor bolts and anchor cables
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United States of America Patent
Stats
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Nov 27, 2012
Grant Date -
May 13, 2010
app pub date -
Sep 28, 2008
filing date -
Oct 1, 2007
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A crawler-type and height adjustable drilling machine includes a crawler moving part, a temporary support, a lift cylinder, a cross beam, a roof anchor drill for setting roof anchor bolts and cables which that can turn left or right around 30°, a side-wall-anchor drill for setting side wall anchor bolts and cables that can turn toward one side around 90°, a platform for the drills, a hydraulic system and operation console, and a crawler driving motor. A coal pushing shovel is in front of the crawler moving part and below the platform. Double columns are provided on which a slipway is mounted for left and right moving of the roof anchor drill. The platform is also provided with a forward and backward slipways on which the side-wall-anchor drill is arranged so that a cylinder mounted on the platform pushes the side-wall-anchor drill forward and backward.
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Cited Art Landscape
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