Sifting screen
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United States of America Patent
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Jan 8, 2008
Grant Date -
Jul 14, 2005
app pub date -
Nov 5, 2002
filing date -
Nov 10, 2001
priority date (Note) -
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status (Latency Note)
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Abstract
A screen for use in a vibratory machine for separating particulate material from liquid material comprising a rigid rectangular support frame having flanges along all four edges to which screen cloths of the type described are bonded with the longer dimension of the rectangular openings defined by the warp and weft wires of the cloth parallel to the longer dimension of the frame. The frame includes an array orthogonal rigid interstices defining a plurality of similar sized rectangular openings or window and the cloths are also bonded to the interstices for the purpose of maintaining the length to width ratio of the openings in the cloths defined by the warp and weft wires thereof. The warp and weft wires of the cloths are tensioned before being bonded to the flanges and interstices.
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Cited Art Landscape
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