SPLINED SHAFT COUPLING ARRANGEMENT
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United States of America Patent
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Issued Date -
Sep 3, 2015
app pub date -
Mar 3, 2014
filing date -
Mar 3, 2014
priority date (Note) -
Abandoned
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Abstract
The disclosure provides an improved splined shaft coupling including an inner shaft having at least one external spline and an outer shaft having an internal cavity configured to receive and mate with the inner shaft at a connection interface and having at least one internal spline configured to engage the external spline(s) at a shaft coupling. At least one of the inner and outer shafts has a channel positioned at the connection interface. A seal is disposed in the channel. The seal has at least one fluid passage configured to meter a fluid at a defined rate to the spline coupling.
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