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:
Mar. 07, 2017
Filed:
Mar. 18, 2016
Shohei Gohda, Ishikawa, JP;
Masanobu Gondoh, Kanagawa, JP;
Kaori Toyama, Kanagawa, JP;
Yohta Sakon, Kanagawa, JP;
Masahiro Ohmori, Kanagawa, JP;
Yuka Aoyama, Kanagawa, JP;
Yuta Nakamura, Kanagawa, JP;
Yoshihiro Moriya, Shizuoka, JP;
Satoshi Kojima, Kanagawa, JP;
Shohei Gohda, Ishikawa, JP;
Masanobu Gondoh, Kanagawa, JP;
Kaori Toyama, Kanagawa, JP;
Yohta Sakon, Kanagawa, JP;
Masahiro Ohmori, Kanagawa, JP;
Yuka Aoyama, Kanagawa, JP;
Yuta Nakamura, Kanagawa, JP;
Yoshihiro Moriya, Shizuoka, JP;
Satoshi Kojima, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
An image forming apparatus is provided which includes an image bearer, a charger to charge the image bearer, a latent image forming device to form an electrostatic latent image on the image bearer, a developing device to develop the electrostatic latent image with a toner, a transfer device to transfer the toner image onto a transfer medium, and a cleaning blade to remove residual toner particles remaining on the image bearer. The toner includes a binder resin and a release agent. The release agent has a longest length Lmax in the toner, which is equal to or greater than 1.1 times a maximum Feret diameter Df of the toner. The cleaning blade includes a strip-like elastic body blade having a contact part with the image bearer. The contact part includes a cured product of an ultraviolet curable composition including an acrylate or methacrylate compound having an alicyclic structure.