Toner cartridge

Abstract

This invention discloses a toner case, including: a toner storage container of rectangular shape having a toner supply port in a corner; a stirring conveyance component configured to rotate along a pre-determined rotary direction in the toner storage container and stir the toner in the toner storing container and convey the toner to the toner supply port; an abandoned toner storage container storing the recovered toner; and a separating component which is kept by the toner storage container and is used for separating the toner storage container and the abandoned toner storage container and is provided with a bearing part; the bearing part axially supports an rotary shaft of the stirring conveyance component and extends to the abandoned toner storage container. The average value of the shape coefficient SF1 of the toner stored in the toner storage container is 130 or less.

Description

toner cartridge technical field The present invention relates to a toner cartridge for storing toner. Background technique As a toner cartridge for an image forming apparatus of an electrophotographic system, a toner cartridge having a structure in which a developer in a container is supplied to a developing device and at the same time is recovered containing a carrier used in a developing process and degraded is used as a toner cartridge for an image forming apparatus of an electrophotographic system and other waste developer. Here, Published Japanese Unexamined Patent Application No. Heisei 05-107918 describes a toner cartridge of a structure in which a toner storage portion for replenishment and a waste toner storage portion are integrally assembled. part, the waste toner storage part is arranged on the upper part of the replenishment toner storage part, the waste toner storage part and the replenishment toner storage part are separated by a partition member, and the ...

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