Borehole submersible pump assembly with a drive and a bearing arrangement disposed at opposite ends of a screw pump
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United States of America Patent
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Jun 6, 2017
Grant Date -
Apr 2, 2015
app pub date -
Oct 1, 2014
filing date -
Oct 1, 2013
priority date (Note) -
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Abstract
A submersible pump assembly for use in a borehole, including a screw pump and/or an eccentric screw pump with a longitudinal axis. The submersible assembly further includes a drive and a bearing arrangement for taking up and diverting the axial and/or radial forces arising during the operation of the screw pump and/or eccentric screw pump. The drive is disposed, via a first coupling rod, at one end of the screw pump and/or eccentric screw pump and the bearing arrangement is assigned, via a second coupling rod, to the opposite end of the screw pump and/or eccentric screw pump along the longitudinal axis.
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