ROTARY LOBE PUMP AND ROTARY LOBES
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United States of America Patent
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Issued Date -
Aug 15, 2013
app pub date -
Sep 13, 2011
filing date -
Sep 13, 2010
priority date (Note) -
Abandoned
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Abstract
The invention relates to a rotary lobe pump (10) for conveying fluids, in particular liquids laden with solid matter, comprising a casing (45) and at least one pair of intermeshing rotary lobes (1) arranged inside the casing (45), each rotary lobe (1) having at least one recess (13, 43) formed on the circumferential surface (5) thereof and/or at least one recess (41) formed on an end surface (7, 9) thereof. The invention relates to in particular a rotary lobe pump, in which at least one trap member (15, 17, 39, 51) is arranged in at least one recess (13, 41, 43) and is adapted to capture solid matter. The invention also relates to a rotary lobe (1) for a rotary lobe pump (10) for conveying fluids, in particular liquids laden with solid matter, said rotary lobe having at least one recess (13, 43) formed on the circumferential surface (5) thereof and/or at least one recess (41) formed on an end surface (7, 9) thereof.
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