Title:
画像形成装置
Document Type and Number:
Japanese Patent JP6759773
Kind Code:
B2
Abstract:
An image forming apparatus includes an electrophotographic photoreceptor having an overcoat layer and a cleaning unit that includes a cleaning blade and a tip of the cleaning blade contacts with the photoreceptor toward the direction opposite to the rotation direction, wherein the toner particle contains a crystalline polyester resin, an average circularity of the toner particles is from 0.955 to 0.971, a content ratio of the toner particles having a particle diameter of 4.5 μm or more and less than 7.5 μm and a circularity of 0.980 or more is from 16% by number to 40% by number, and a content ratio of the toner particles having a particle diameter of 7.5 μm or more and less than 15 μm and a circularity of 0.900 or more and less than 0.940 is 3% by number or less.
Inventors:
Masataka Kuribayashi
Naomi Ota
Takashi Koide
Yusuke Fukuda
Katsuyuki Kitajima
Yasuhisa Moshioka
Naomi Ota
Takashi Koide
Yusuke Fukuda
Katsuyuki Kitajima
Yasuhisa Moshioka
Application Number:
JP2016132008A
Publication Date:
September 23, 2020
Filing Date:
July 01, 2016
Export Citation:
Assignee:
Fuji Xerox Co., Ltd
International Classes:
G03G9/087; G03G5/147; G03G9/097; G03G15/08; G03G21/00
Domestic Patent References:
| JP2008122884A | ||||
| JP2006267731A | ||||
| JP2004317890A | ||||
| JP2015084078A | ||||
| JP2009031719A | ||||
| JP2009223055A | ||||
| JP2008242473A | ||||
| JP2013068743A |
Attorney, Agent or Firm:
Patent Service Corporation Taiyo International Patent Office