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:
Nov. 12, 2002
Filed:
May. 01, 2001
Isao Endo, Hachioji, JP;
Hiroshi Morimoto, Hachioji, JP;
Konica Corporation, , JP;
Abstract
The present invention concerns a cleaning apparatus to clean an image bearing member used in electrophotographic process and an image forming system equipped with the cleaning system. The cleaning apparatus includes a cleaning roller being either conductive or semi-conductive and in contact with an image bearing member carrying charged toner; a constant current source to apply a bias voltage, having a polarity opposite to that of toner utilized for a developing operation performed on the image bearing member, onto the cleaning roller and a cleaning blade contacting the image bearing member and located at a downstream side of the cleaning roller in a moving direction of the image bearing member.