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GRADUATED TONER DISPENSING TUBE

IP.com Disclosure Number: IPCOM000025501D
Original Publication Date: 1985-Oct-31
Included in the Prior Art Database: 2004-Apr-04

Publishing Venue

Xerox Disclosure Journal

Abstract

To uniformly dispense makeup toner into the sump of the developer housing for a xerographic type copying or reproduction machine, a hollow toner dispensing tube (2) is provided having a succession of holes (3) extending in a row axially along the length of the tube, the holes (3) facing downwardly in the direction of the developer sump upon installation of the tube in the developer housing. A rotating auger (4) within the tube (2) serves to convey makeup toner axially along the tube from an inlet side (5) toward the tube opposite end (6). The toner dispensing holes (3) progressively increase in size starting with the smallest hole