| 摘要 |
A toner cartridge comprising a toner cartridge body, a screw shaft, a paddle member, and a toner inflow block piece coupled to a part of the paddle member, wherein the toner cartridge body includes therein a toner storage section being a large-capacity space where the paddle member is disposed and most of the toner is stored; and a toner conveying passage being a small-capacity space where the screw shaft is disposed, the toner conveying passage being adjacent to and communicating with the toner storage section and having a toner discharge port disposed on an one end side in a longitudinal direction of the toner conveying passage, the toner inflow block piece is disposed at a block position where an inflow of the toner in the toner conveying passage toward the toner discharge port is blocked while the toner cartridge body is yet to be attached to an image forming apparatus, and rotates together with the paddle member so as to be away from the block position while the toner cartridge body is attached to the image forming apparatus.
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