Patent ID: 6510305
Filing Date: 2003-01-21
Classification: G03G,Y10S

Abstract:
A toner transport apparatus for electrographic printing comprising:a toner container for holding and dispensing a supply of toner material, a developer housing located at a given distance from the toner container, a first flexible length of auger mechanism having one end proximate to the toner container for transporting toner material from the toner container into a first region of the developer housing, the first region of the developer housing including a developer material and a toner agitating device to admix and charge the toner material and the developer material in the first region of the developer housing, the first flexible auger mechanism further transporting the charged toner material into a second region of the developer housing where the charged toner is dispensed to a toner development zone, a second auger mechanism for transporting toner material and developer material from the second region of the developer housing back to the toner container and depositing the toner material and the developer material from the second region of the developer housing directly into the toner container wherein the toner material and the developer material are admixed and charged while being transported from the second region of the developer housing back along the given distance to the toner container by the second auger.