The invention relates to a screen frame (10) adapted for use in a shaker to separate solids from a liquid/solid mixture and to which woven wire mesh (12) is to be attached, comprising an outer rectangular perimeter (32) comprising two long sides (35,37) and two short sides (34,36) and a plurality of plastics ribs (38) extending between both pairs of opposing sides of the perimeter, thus forming a plurality of rectangular openings, the frame being arranged such that, when fitted in a shaker to which it is adapted for, the long sides are clamped in place and the short sides are not clamped with the number of plastics ribs per unit length for the long sides greater than the number of plastics ribs per unit length for the short sides.
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Published patent application
Disclosure date: 10-02-2007
Publication date: 06-29-2011
Applicant: UNITED WIRE LTD, GB ; MI LLC, US
Inventor: ROBERTSON GRAHAM, GB ; CARR BRIAN, US ; CADY ERIC, US
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