摘要 |
<P>PROBLEM TO BE SOLVED: To provide a developing device included in an image forming device in each of a copying machine, a facsimile, a printer or the like, including a developer storage part provided in an outside of a developing part, and capable of preventing an air flow for conveying a developer toward the developing part from being leaked into a developer storage part side; and to provide an image forming device having the same. <P>SOLUTION: The developing device includes: the developer storage part 93 provided in the outside of the developing part arranged opposite to an image carrier, and for storing the developer used for development in the developing part; a plurality of developer conveying routes 90a, 90b with the developer passed therethrough from the developer storage part 93 side toward a developing part side; and a plurality of opening and closing members 90a1, 90a2, 90b1, 90b2 arranged respectively in the plurality of developer conveying routes 90a, 90b, and for opening and closing the developer conveying routes 90a, 90b, to block flow-in, into the developer storage part 93 side, of the air flow for conveying the developers passed through the developer conveying routes 90a, 90b to the developing part. <P>COPYRIGHT: (C)2010,JPO&INPIT |