Prismatic pump, especially slurry pump
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United States of America Patent
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Jun 5, 2012
Grant Date -
Nov 6, 2008
app pub date -
Oct 29, 2005
filing date -
Oct 29, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
The aim of the invention is to provide a simple, smoothly running pump, especially a slurry pump, preferably for concrete, which comprises a driven rotor (4) rotating inside a housing (2). According to the invention, the rotor (4) is configured as a polygonal, prismatic body wherein at least the connecting lines of the corners of the base form an equilateral polygon. The rotor performs a rotational movement about its center axis on an orbit, the longitudinal edges of the prismatic body (4′) touching the longitudinal inner wall surface (2′) of the housing (2).
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