| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a developing device capable of stably obtaining a high quality image without a density difference on transfer paper by suppressing the nonuniform supply of a developer to a developer carrier that is caused by nonuniform stir of the developer. <P>SOLUTION: The developing device includes: a housing 17 filled with developer; a developing roller 18 disposed in the housing 17 rotatably to supply developer to the surface of an image carrier 9; a spiral 19 used to supply developer filling the housing 17 to the developing roller 18; and a magnet 21 forcibly bearing developer in the housing 17 by means of a magnetic force and bringing the born developer into contact with developer supplied to the developing roller 18 from the spiral 19. <P>COPYRIGHT: (C)2009,JPO&INPIT |
