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:
May. 06, 2003
Filed:
Aug. 30, 2001
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus has a first image bearing body for bearing an image formed by a substantially spherical toner, transferring belt for transferring a toner image formed on the first image bearing body onto a second image bearing body, and a cleaning member, abutting on the first image forming body, for sweeping away the toner remaining on the first image bearing body after a transferring operation by the transferring belt, wherein the first image bearing body contains a fluororesin on its surface, a content ratio F (% by weight) of the fluororesin is in a range of 10≦F≦50, a surface roughness Rz (&mgr;m) of the first image bearing body is Rz<5.0, and a dynamic friction coefficient &mgr; between the first image bearing body and the cleaning member is in a range of 0.5≦&mgr;≦2.5.