Pump
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United States of America Patent
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N/A
Issued Date -
Oct 2, 2008
app pub date -
Dec 20, 2007
filing date -
Dec 22, 2006
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A pump assembly including a gerotor pump having an inlet and an outlet, and comprising an annulus and a lobed rotor, one, but not both, of the rotor or annulus being split axially into two parts, the pump further comprising indexing means for angularly shifting one part relative to the other part, the indexing means comprising a chamber having a first indexing port and a second indexing port, and a partition which divides the chamber into a first portion including the first indexing port and a second portion including the second indexing port, wherein the partition comprises a part which is pivotally mounted within the chamber for angular movement within the chamber.
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