| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a developing device capable of informing an operator that there is possibility that a specified-quality image can not be formed in a state where the residual amount of developer is found, and an image forming apparatus. <P>SOLUTION: The developing device 2 having a rotating developer carrier 21 and a developer storing part 24 is provided with at least the parts 28 and 29 of a developer residual amount detection mechanism for detecting the residual amount of the developer in the storing part 24 and a counter means 3 for counting the number of revolutions of the carrier 21. <P>COPYRIGHT: (C)2004,JPO |
