Patent ID: 8720698
Filing Date: 2014-05-13
Classification: A22C,B07B

Abstract:
1. A seafood grading apparatus, comprising: a support frame; a first roller supported from the frame; a drive motor for rotating the first roller about a longitudinal axis thereof; said first roller having a helical outer surface; a second roller also supported from said frame and constructed and arranged in juxtaposition to said first roller; said second roller constructed and arranged for driving about a longitudinal axis thereof and in unison with said first roller; an inlet port for receiving pieces of seafood for the purpose of the grading thereof and arranged relative to said rollers to dispose the seafood between the rollers; and at least two receiving trays disposed downstream of the inlet port for receiving different respective size seafood pieces; wherein the second roller also has at least a section thereof that includes a helical surface that is in juxtaposition to the helical outer surface of the first roller; and wherein the first and second rollers are driven in opposed directions and the first roller helical surface includes turns constructed and arranged to be in the same direction as turns of the second roller helical surface.