Patent ID: 7722443
Filing Date: 2010-05-25
Classification: B24B

Abstract:
1. A dressing apparatus for knives or the like, said apparatus comprising: a pair of disks rotatable about an axis, each of the disks presenting a radially outermost circumferential margin and including a plurality of axially projecting ribs that each present an axially outermost dressing surface, said disks being oriented in a face-to-face relationship to cooperatively define between the dressing surfaces of the ribs a circumferentially extending opening for receipt of a knife or the like to be dressed when the disks are rotated, each of said disks including a plurality of circumferentially arranged rib sets each including a plurality of the ribs, said ribs of each rib set being spaced apart with at least portions thereof extending inwardly from the circumferential margin in a generally parallel relationship, such that adjacent ribs of each set present substantially constant spacing between said at least portions thereof, said rib sets of each disk being relatively angularly oriented so that said at least portions of the ribs of adjacent rib sets are nonparallel to one another.