Housingless positive displacement pump assembly
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United States of America Patent
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Aug 19, 2014
Grant Date -
Oct 18, 2012
app pub date -
Apr 15, 2011
filing date -
Apr 15, 2011
priority date (Note) -
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Abstract
Housingless positive displacement pump assembly comprises one or more vane or gerotor type housingless positive displacement pump units, each comprising pump unit components. One or more retaining rods extend through axially aligned holes in a mounting flange at one end of the pump assembly and the pump unit components to hold the pump unit components in stacked relation to one another and connect the pump assembly to the mounting flange.
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