Replaceably lined cable guides and tensioning roller for drill line slip and cut operations on a drilling rig
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United States of America Patent
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Jul 11, 2017
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app pub date -
Feb 27, 2014
filing date -
Feb 27, 2013
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Abstract
Cable guides for overhead support of drill line on a drilling rig during a slip and cut operation feature replaceable liners of wear material supported by a re-usable base. A tensioning roller added to the draw-works resides outward from the periphery of the draw-works drum and is spring-biased toward same into order to force the incoming drill line against the periphery of the drum.
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