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:
Jan. 13, 2009
Filed:
Feb. 08, 2005
Muraishi Takaya, Kanagawa, JP;
Hiromichi Ninomiya, Kanagawa, JP;
Atsushi Sampe, Kanagwa, JP;
Yoshiyuki Kimura, Tokyo, JP;
Hiroyuki Nagashima, Kanagwa, JP;
Hiroshi Hosokawa, Kanagawa, JP;
Ken Amemiya, Tokyo, JP;
Toshio Koike, Kanagawa, JP;
Tokuya Ojimi, Kanagawa, JP;
Takaaki Tawada, Kanagawa, JP;
Takeshi Shintani, Kanagawa, JP;
Yuji Arai, Kanagawa, JP;
Takuji Yoneda, Tokyo, JP;
Masanori Kawasumi, Kanagawa, JP;
Masami Tomita, Shizuoka, JP;
Muraishi Takaya, Kanagawa, JP;
Hiromichi Ninomiya, Kanagawa, JP;
Atsushi Sampe, Kanagwa, JP;
Yoshiyuki Kimura, Tokyo, JP;
Hiroyuki Nagashima, Kanagwa, JP;
Hiroshi Hosokawa, Kanagawa, JP;
Ken Amemiya, Tokyo, JP;
Toshio Koike, Kanagawa, JP;
Tokuya Ojimi, Kanagawa, JP;
Takaaki Tawada, Kanagawa, JP;
Takeshi Shintani, Kanagawa, JP;
Yuji Arai, Kanagawa, JP;
Takuji Yoneda, Tokyo, JP;
Masanori Kawasumi, Kanagawa, JP;
Masami Tomita, Shizuoka, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
There is provided a cleaning device for an image-forming device configured so as to be capable of preventing the image quality from deteriorating by being able to prevent the deterioration of the charging state caused by deposits of foreign matter without increasing costs. There is also provided a cleaning member that can make contact with the cleaning target-members. The cleaning member has a portion composed of melamine resin foam for making contact with at least the cleaning target members, and the melamine resin foam has an Asker F hardness of 5 to 25 points and a hardness variation of 5 points or less, and is used on the cleaning target members in a state obtained by heat compression from the original shape. The pressing member is furthermore disposed in contact with the cleaning member.