| 摘要 |
PROBLEM TO BE SOLVED: To provide a developing device allowing miniaturization, while maintaining sealability of a developer in an end part of a developer carrier.SOLUTION: A developing device includes: a first seal member 91 fixed to a container main body 73, arranged at least in a part of an outer peripheral part except for a proximity part 90 at least at one end part of a developing sleeve 49y, and sealing the developer agent with the developing sleeve 49y; and a second seal member 92 fixed to a container cover 74 arranged to have no gap in an R direction viewed from a width direction for the first seal member 91 at least at one end part in the width direction of the developing sleeve 49y by shifting to the width direction for the first seal member 91 at least in a part of the outer peripheral part including the proximity part 90 and sealing the developer with the developing sleeve 49y.SELECTED DRAWING: Figure 2 |
