DEVELOPING DEVICE AND IMAGE FORMING APPARATUS WITH SEPARATELY DRIVEN ELEMENTS

A developing device includes a first transport member and a second transport member that are respectively disposed in a first transport path and a second transport path arranged in a vertical direction and that transport developer so as to circulate the developer between the first transport path and...

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Bibliographische Detailangaben
Hauptverfasser: FUNADA, Atsushi, KATO, Masanori, NAKAJIMA, Yoshitaka, YAMADA, Katsumi, NAKAO, Yoshihisa, KANNO, Makoto, HONGO, Mitsutoshi, TSUJINO, Sadayuki, IGAWA, Shota, UCHIMITSU, Daisuke
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A developing device includes a first transport member and a second transport member that are respectively disposed in a first transport path and a second transport path arranged in a vertical direction and that transport developer so as to circulate the developer between the first transport path and the second transport path; a developing member that is disposed to face the first transport path and that receives the developer from the first transport path; and a driving device that operates such that a relative speed ratio between a rotational speed of the developing member and a rotational speed of the second transport member is changeable.