Seal with contact element for pick shield
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United States of America Patent
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Dec 4, 2012
Grant Date -
Oct 21, 2010
app pub date -
Apr 16, 2009
filing date -
Apr 16, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
In one aspect of the present invention, a degradation assembly comprises a pressing seal element and a pressurized rigid element disposed intermediate a rotating component and a stationary component. The rotating component comprising an impact tip bonded to an end opposing the stationary component. The seal element may energize the rigid element against one of the components to form a slidable seal capable of holding lubricant within the assembly and keeping debris out while still rotating.
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