Patent ID: 7660551
Filing Date: 2010-02-09
Classification: G03G

Abstract:
1. An apparatus for loading one or more donor rolls of a developer unit, comprising: a developer housing having a reservoir for a developer material, the developer material comprising toner, a rotatable first donor roll that delivers the toner directly onto a moving photoconductive member, a rotatable first magnetic brush roll that receives the developer material from the reservoir and delivers the toner directly to the first donor roll, a rotatable second magnetic brush roll that receives the developer material from the first magnetic brush roll and delivers the toner directly to the first donor roll, and a rotatable second donor roll that receives the toner from the second magnetic brush roll and delivers the toner onto the photoconductive member, wherein an axis of rotation of the second magnetic brush roll is positioned above an axis of rotation of the first magnetic brush roll, and wherein an axis of rotation of the second donor roll is positioned above an axis of rotation of the first donor roll.