Sifting screen
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United States of America Patent
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Jul 1, 2014
Grant Date -
Jun 30, 2011
app pub date -
Jul 8, 2009
filing date -
Jul 10, 2008
priority date (Note) -
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status (Latency Note)
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Abstract
The invention relates to a screen frame adapted for use in a shaker to separate solids from a liquid/solid mixture and to which woven wire mesh is to be attached, comprising an outer perimeter and a plurality of ribs extending between opposing regions of the perimeter, the ribs defining an upper horizontal face to which a screen is to be attached, wherein at least one rib extends downwardly from the upper face at an angle off set to vertical, and to a shaker comprising at least one such screen frame.
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