Patent ID: 7285180
Filing Date: 2007-10-23
Classification: C02F,D21D,D21F

Abstract:
1. A cylindrical rotating thickening device including an axial core, a shell having a longitudinal dimension and a circumferential dimension, means supporting said shell around said axial core, a perforated deck surrounding and supported on said shell, said deck including a plurality of closely adjacent deck segments extending around said shell in its circumferential direction, and each deck segment including a leading edge and a trailing edge, with one edge of one of said deck segments held against said shell by the next adjacent edge of a following one of said deck segments, wherein said shell has an outer surface including a plurality of longitudinally extending spaced apart grooves, and wherein said deck further includes a bar attached to said leading edge and received in one of said shell grooves, means for securing said leading edge to said bar, and means for securing said bar to said shell.