Patent ID: 6108504
Filing Date: 2000-08-22
Classification: G03G,H01T

Abstract:
A corona charger comprising:a housing;a corona wire;a wire replenisher located in said housing, said wire replenisher including:(i) a reversible motor;(ii) a rotatable shaft driven by said motor in one direction of rotation and in a second direction opposite the one direction;(iii) a supply spool supporting a length of said corona wire;(iv) a tension mechanism tensioning corona wire supplied by said supply spool; and(v) a take-up spool located on said shaft for rotation with the shaft; and(vi) a free wheel mounted on said shaft for rotation with said shaft and the free wheel being coupled with the supply spool for driving the supply spool in said one direction of rotation of the shaft and allowing the spool to rotate under tension of the corona wire to cause corona wire to be supplied by said supply spool when the shaft is driven in said second direction.