Centrifugal pump with impeller centering and vibration dampening
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United States of America Patent
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Nov 10, 2020
Grant Date -
Aug 17, 2017
app pub date -
Feb 17, 2017
filing date -
Feb 17, 2016
priority date (Note) -
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Abstract
A centrifugal pump for delivering coolant in vehicles and providing a centering of a pump impeller and a dampening of motor vibrations. The centrifugal pump having a pump housing consisting of a pump head, which forms a single part with a suction nozzle, a discharge nozzle, a spoke, and a bearing support, in which a counter bearing is mounted, in which a first region of a shaft is supported, around which a pump impeller is rotatably mounted via a slide bearing secured in the pump impeller, the spoke retaining the bearing support in a central position within the pump head and having a containment shell, which separates a wet chamber from a dry chamber and in which a second region of the shaft is supported. The invention seeks to solve the problem of providing in a generic centrifugal pump.
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