CENTRIFUGAL ELECTRIC PUMP
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United States of America Patent
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Issued Date -
Apr 3, 2014
app pub date -
Oct 2, 2013
filing date -
Oct 2, 2012
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A centrifugal electric pump, of the type comprising a shell for the containment of a set of impellers, interleaved with fixed diffusers and of a motor that drives the impellers to rotate, since they are keyed on a same shaft as the motor, a sealing chamber is provided between the impellers and the motor and is extended around the shaft to collect condensation water and water seepage originating from the set of impellers, the sealing chamber is connected to the outside of the pump by means of at least one water discharge duct.
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