Centrifugal discharge pump with bladed impeller for dishwashers and similar electric household appliances
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United States of America Patent
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Feb 12, 2013
Grant Date -
Sep 16, 2010
app pub date -
Feb 26, 2010
filing date -
Mar 11, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
A centrifugal discharge pump (1) for electric household appliances, of unusual efficiency, having: a working chamber which has an intake opening and a delivery opening; an open impeller (10) arranged inside the working chamber and rotatable about a main axis (x) and a motor (5) designed to drive the impeller (10) by means of a transmission shaft (6). The impeller (10) has a planar support element (11) integral with the transmission shaft (6), and a plurality of blades (12) projecting from the support element (11); a free space (13) is provided between the blades (12) in order to allow the removal of foreign solids present in the discharge stream.
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Family
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