Method of using spring loaded blocker to retain rolling cutters or mechanical lock cutters
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United States of America Patent
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Jan 16, 2018
Issued Date -
N/A
app pub date -
Nov 15, 2013
filing date -
Nov 15, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A cutting element assembly may include a sleeve; an inner cutting element in the sleeve; and a blocker retained in the sleeve with at least one locking device and covering a portion of a cutting face of the inner cutting element. Cutting tools may include a tool body; a plurality of blades extending radially from the tool body, each blade comprising a leading face and a trailing face; a plurality of cutter pockets on the plurality of blades; at least one cutting element in one of the cutter pockets; and at least one blocker positioned adjacent to a cutting face of the at least one cutting element and the leading face of the blade, the blocker being retained to the cutter pocket with at least one locking device.
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