Rotary cutter drum for continuous mining machine
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United States of America Patent
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Jan 27, 2015
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N/A
app pub date -
Dec 18, 2012
filing date -
Dec 18, 2012
priority date (Note) -
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Abstract
A rotary cutter drum for a continuous mining machine having a cutter drum, a bearing hub, an inner bearing, a sealing assembly and a shaft disposed in an inner portion of the cutter drum, the shaft having at least one flat passageway disposed along a longitudinal axis of the hub for allowing a lubricating fluid to move from an oil reservoir to a bearing surface.
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