CUTTING DEVICE FOR A MINING MACHINE
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United States of America Patent
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N/A
Issued Date -
Mar 22, 2012
app pub date -
May 6, 2010
filing date -
May 14, 2009
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
In a cutting device for a mining machine, in particular a shearer, including a tool carrier, in particular a shearer drum, that is rotatably mounted about a rotational axis and at least one cutting tool (1) that is fixed to the tool carrier, the cutting tool (1) comprises a tool base body (3) and a cutting insert (1) made of a diamond composite material or a harder material and fixed in a receiving bore (6) of the tool base body. The cutting tool is oriented on the tool carrier at an incident cutting angle (β) of 45-58°, preferably 47-54°, preferably 49°. The tip (2) of the cutting insert (1) is substantially conically designed, with the nose angle being 60-75°.
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Cited Art Landscape
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