Patent ID: 8200108
Filing Date: 2012-06-12
Classification: G03G

Abstract:
1. An apparatus comprising: a container storing a material; a first roller within said container; at least one second roller adjacent said container, said second roller receiving said material from said first roller; at least one third roller adjacent said second roller, said second roller transferring said material from said second roller to said third roller, and said second roller and said third roller forming a loading nip at a location where said second roller is closest to said third roller; at least one recipient device adjacent said third roller, said recipient device receiving said material from said third roller; a measurement device operatively connected to said second roller and said third roller, said measurement device measuring current flow between said second roller and said third roller; and a controller operatively connected to said measurement device, said second roller, and said third roller, said controller altering a relative rotation rate difference between said first roller and said second roller based on said current flow to maintain a predetermined density of said material at said loading nip.