Impeller for centrifugal pumps
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United States of America Patent
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Jan 31, 2017
Grant Date -
Mar 6, 2014
app pub date -
Apr 18, 2012
filing date -
Apr 21, 2011
priority date (Note) -
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Abstract
An impeller of a centrifugal pump is provided. The impeller includes at least two blades (4) for conveying media containing solids. An impeller blade leading angle (β1) is smaller than 0°. The blade angle (β) increases in a first section (9) until a value of 0° is reached. In a second section (10), another increase occurs until a maximum value is reached. In a third section (11), the blade angle (β) decreases again.
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