Coupler device and a method of preventing spillage from a coupler device
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United States of America Patent
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May 2, 2017
Grant Date -
Jun 13, 2013
app pub date -
Jun 15, 2011
filing date -
Jun 17, 2010
priority date (Note) -
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Abstract
A coupling device for use on ends of loading arms for coupling to loading adapters on transportation vehicles, the coupling device including a first coupler member having a first valve, a second coupler member having a second valve, first and second members arranged and configured to displace at least a portion of fluid from a plurality of mating regions between the first and second coupler members, and a volume defined between the first and second coupler members having an inlet conduit and an outlet conduit, the inlet and outlet conduits connected to an external fluid control and integrated in the first coupler member.
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