| 摘要 |
PROBLEM TO BE SOLVED: To provide an image forming device equipped with a compact developing device capable of eliminating electric influence exerted on an inductance sensor. SOLUTION: The rotary shaft 47 of a stirring screw 37 arranged proximately to the sensor surface 45 of the inductance sensor 43 inside a developing container 31 is composed of iron, which is conductive. A stirring part 37a fixed on the shaft 47 is composed of non-magnetic and insulating ABS and the shaft 47 is connected to a ground 48. |
