The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 06, 2016
Filed:
Feb. 19, 2014
Fuji Xerox Co., Ltd., Tokyo, JP;
Nagahito Ichijo, Kanagawa, JP;
FUJI XEROX CO., LTD., Tokyo, JP;
Abstract
An image forming apparatus includes an image holding member; a charging unit; an electrostatic charge image forming unit; a developing unit that accommodates an electrostatic charge image developer that contains toner particles having a shape factor SF1 of 120 to 145 and hydrophobic inorganic oxide particles having a number average particle diameter of 30 nm to 80 nm and satisfies the Formula (1), and develops the electrostatic charge image formed on the surface of the image holding member to form a toner image, by the electrostatic charge image developer; a transfer unit; and a cleaning unit that includes a cleaning blade which contacts with the surface of the image holding member at contact pressure of 9.8 mN/mm to 21.6 mN/mm, and removes toner remaining on the surface of the image holding member after transferring the toner image by the cleaning blade:≧160−12  (1).