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. 12, 2009
Filed:
Jul. 06, 2006
Yasushi Akiba, Kanagawa, JP;
Yosuke Saito, Kanagawa, JP;
Yasushi Akiba, Kanagawa, JP;
Yosuke Saito, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A cleaning device includes a cleaning blade configured to remove toner adhered on a surface of an image bearing member, and a contact and separation mechanism configured to contact and separate the cleaning blade to and from the surface of the image bearing member, the contact and separation mechanism including a first force providing member configured to provide a first force to contact the cleaning blade onto the surface of the image bearing member, a second force providing member configured to provide a second force to separate the cleaning blade from the surface of the image bearing member, and a third force providing member configured to provide a third force to change an amount of the second force exerted by the second force providing member.