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:
Dec. 08, 2009
Filed:
Jun. 01, 2007
Yoshinobu Tateishi, Nara, JP;
Yasunori Minakuchi, Nara, JP;
Toshiya Mikita, Osaka, JP;
Toyoaki Nanba, Osaka, JP;
Yoshiyuki Nagai, Oita, JP;
Hiroshi Nakatani, Nara, JP;
Yoshinobu Tateishi, Nara, JP;
Yasunori Minakuchi, Nara, JP;
Toshiya Mikita, Osaka, JP;
Toyoaki Nanba, Osaka, JP;
Yoshiyuki Nagai, Oita, JP;
Hiroshi Nakatani, Nara, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A fuser unit with a cleaning mechanism, including: a set of a heat roller and a pressure roller for sandwiching a recording sheet while heating the recording sheet by the heat roller; a feed roller for feeding a band-shaped cleaning member which is windable; a press roller for pressing the fed cleaning member against a surface of the heat roller or the pressure roller; a wind roller for winding the cleaning member which is pressed by the press roller; and a first reverse rotation preventing mechanism for preventing rotation of the press roller from rotating in the opposite direction to the winding direction of the cleaning member.