Title:
画像形成装置
Document Type and Number:
Japanese Patent JP6697714
Kind Code:
B2
Abstract:
An image forming apparatus includes a drive device including a first drive transmission passage through which a driving force of a drive source is transmitted to a developer bearer via a first joint and a second drive transmission passage through which the driving force is transmitted to a rotary body via a second joint. The first drive transmission passage and the second drive transmission passage are defined such that one of a first drive transmission ratio to the first joint of the first drive transmission passage and a second drive transmission ratio to the second joint of the second drive transmission passage is an integral multiple of the other of the first drive transmission ratio from the drive source to the first joint of the first drive transmission passage and the second drive transmission ratio from the drive source to the second joint of the second drive transmission passage.
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Inventors:
Hiroaki Takagi
Yamazaki Kimiharu
Naoto Mito
Yamazaki Kimiharu
Naoto Mito
Application Number:
JP2016114374A
Publication Date:
May 27, 2020
Filing Date:
June 08, 2016
Export Citation:
Assignee:
株式会社リコー
International Classes:
G03G21/00; G03G15/08; G03G21/16
Domestic Patent References:
| JP2008287075A | ||||
| JP2013228585A | ||||
| JP2008033215A | ||||
| JP2015230374A | ||||
| JP2006091227A | ||||
| JP2004109483A | ||||
| JP2003233256A | ||||
| JP2008102333A | ||||
| JP2006072312A | ||||
| JP2006343358A |
Foreign References:
| US20110097119 | ||||
| US5848333 | ||||
| US20120251176 |
Attorney, Agent or Firm:
Toshi Kuroda