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. 17, 2005
Filed:
Apr. 18, 2003
Shinichi Kawahara, Tokyo, JP;
Satoshi Takano, Tokyo, JP;
Hiroshi Saitoh, Chiba, JP;
Toshihiro Sugiyama, Tokyo, JP;
Hirokazu Ishii, Tokyo, JP;
Yuji Arai, Kanagawa, JP;
Shinichi Kawahara, Tokyo, JP;
Satoshi Takano, Tokyo, JP;
Hiroshi Saitoh, Chiba, JP;
Toshihiro Sugiyama, Tokyo, JP;
Hirokazu Ishii, Tokyo, JP;
Yuji Arai, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A cleaning device for cleaning an image carrier by removing toner and other residues left thereon of the present invention includes a brush having tips, which contact the surface of the image carrier, provided with a loop configuration and a contact pressure of 50 g/cm. A toner collecting space is located at a position adjacent to the brush and at which the tips of the brush contacted the surface of the image carrier arrive in accordance with the movement of the brush.