Patent ID: 8761655
Filing Date: 2014-06-24
Classification: G03G

Abstract:
1. A waste toner recovery unit comprising: a waste toner conveying screw having a first end and a second end, for conveying waste toner, the first end being linked to a driving portion and the second end being set as a free end; a coating member for coating the free end of the waste toner conveying screw by being fitted in a processing unit, the coating member having an opening to which the waste toner conveyed by the waste toner conveying screw falls down and being capable of rotating in such a way that the opening is positioned in a vertically lower part; and a waste toner storing portion for storing the waste toner which falls down from the opening, wherein the coating member has at least one cutout portion formed at an end of a sliding surface of a fitting portion fitted in the processing unit, and the cutout portion is formed in a position where the cutout portion can pass through a vertically lower side by rotation of the coating member.