Patent ID: 8660471
Filing Date: 2014-02-25
Classification: G03G

Abstract:
1. A developer supply device configured to supply charged development agent to an intended device, comprising: a developer holding member that comprises a developer holding surface that is formed as a cylindrical circumferential surface parallel to a first direction and disposed to face the intended device in a first position, a developer transfer unit that comprises an electric-field transfer board comprising a plurality of transfer electrodes each of which is elongated in a longitudinal direction thereof parallel to the first direction, the transfer electrodes being arranged along a direction perpendicular to the first direction, a developer retrieving member disposed to face the developer holding surface across a predetermined distance in a third position downstream relative to the first position in the second direction, a removal unit configured to remove, from the developer retrieving member, the development agent retrieved from the developer holding surface by the developer retrieving member,