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United States of America Patent
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May 24, 2011
Grant Date -
Oct 30, 2008
app pub date -
Jul 8, 2008
filing date -
Aug 11, 2006
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A degradation assembly for attachment to a driving mechanism used for degrading a formation. The degradation assembly includes both a cutting structure and a tensioning element adapted to connect the cutting structure to the driving mechanism. The tensioning element includes a body having a engaging structure adapted to engage with the cutting structure on a first end, a thread adapted to engage with the driving mechanism proximate a second end, a necked region between the engaging structure and the thread which is operable to break when acted upon by a predetermined tensile force, and a torque member extending from the engaging structure that engages with the cutting structure to transfer torque between the cutting structure and the body, and which torque member is operable to break when acted upon by a predetermined torque.
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