| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a developing device which can correctly detect the toner concentration of developer stored in a developer storing chamber and can be miniaturized/thinned. <P>SOLUTION: The developing device Y is equipped with a magnetic sensor S for detecting the toner concentration of the developer stored in the developer storing chamber 81, magnetic sensor is fixedly supported on the bottom part of the developer storing chamber by a bracket B, and the bracket is formed, by hollowing out a surface equivalent to the detection surface Saa of the magnetic sensor. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
