BRIEF DESCRIPTION OF THE DRAWINGS
Embodiments of the present invention will be described in detail based on the following figures, wherein:
FIG. 1 shows a rotary type image forming apparatus according to an embodiment of the present invention;
FIG. 2 is a perspective view of a rotation type development unit according to an embodiment of the present invention;
FIG. 3 is a side view of a rotation type development unit according to an embodiment of the present invention;
FIG. 4 is a perspective view of a toner cartridge according to an embodiment of the present invention;
FIG. 5 shows a relevant part of a developer body according to an embodiment of the present invention;
FIG. 6 is a perspective view of a toner cartridge according to an embodiment of the present invention viewed from a different direction than FIG. 4;
FIG. 7 shows a condition in which an outer door of the image forming unit according to an embodiment of the present invention is open;
FIG. 8 shows an enlargement of an A area in FIG. 7;
FIG. 9 is a perspective view of a replacement door according to an embodiment of the present invention;
FIG. 10 is a perspective view of a latch according to an embodiment of the present invention;
FIG. 11 schematically shows a state in which a toner cartridge inserts into a developer unit;
FIG. 12 shows the movement of a latch member and a striker member of a locking mechanism according to an embodiment of the present invention;
FIG. 13 is a continuation of FIG. 12;
FIG. 14 is a control block diagram of a modified example;
FIG. 15 is a flowchart of the modified example.