CUTTING HEAD FOR ROCK CUTTING MACHINE
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United States of America
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Issued Date -
Mar 10, 2022
app pub date -
Sep 3, 2021
filing date -
Sep 3, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
A cutting head for a mining machine includes a drum, a vane, and a cutting bit assembly positioned adjacent a surface of the vane. The drum includes a first end, a second end, and an outer surface, and the drum is rotatable about a drum axis. The vane is coupled to the outer surface of the drum and protrudes radially away from the drum axis. In some aspects, the vane includes a planar member extending at least partially around the drum axis and at least partially between the first end of the drum and the second end of the drum. In some aspects, the drum includes a plurality of planar walls extending between the first end and the second end.
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