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:
Sep. 04, 1984
Filed:
Jan. 04, 1982
Konishiroku Photo Industry Co., Ltd., Tokyo, JP;
Abstract
A cleaning apparatus for a toner image retaining member of an electrophotographic copying machine includes an elastic cleaning blade for removing residual toner from the surface of the toner image retaining member, the elastic cleaning blade having two opposite ends, one end having a protuberance with a cleaning edge. A holder is arranged along a given axis for supporting the opposite end of the elastic cleaning blade and for disposing the cleaning edge in resilient contact against the surface of the toner image retaining member. The cleaning edge of the elastic cleaning blade is formed by a ridge line of the protuberance which is kept in resilient contact against the surface of the toner image retaining member by the holder. The angle of intersection .phi. at the side of the toner image retaining member prior to contact with the cleaning blade, subtended by the axis of the holder and a tangent line at the contact point of the cleaning edge with the surface of the toner image retaining member satisfies the following relation: