Patent ID: 7530448
Filing Date: 2009-05-12
Classification: B65G

Abstract:
1. A workpiece support mountable onto a workpiece conveyor, the support comprising: a rigid vertically upstanding member, vertical when mounted onto an upper-most surface of a workpiece conveyor, a cap mounted onto said upstanding member, wherein said cap includes a housing defining a cavity and wherein said housing is substantially entirely sealed around said cavity so as to inhibit detritus entering said cavity with the exception that said cavity has an opening therein at a lower-most end thereof, said opening for snug mounting of said cap onto said upstanding member, said upstanding member journalled snugly in said cavity, wherein said cap is mounted on said upstanding member by means of a male/female interlocking mating means between an outer surface of said upstanding member and an inner surface of said cavity wherein said interlocking mating means includes an annular interlocking mating between an annular groove and a mating rib so as to allow rotation of said rib in said groove, and wherein said interlocking mating is oriented so as to allow rotation of said cap about said upstanding member, and wherein said rotation is in a substantially horizontal plane about a substantially vertical axis of rotation when said upstanding member is vertical.