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:
Jun. 24, 2008
Filed:
Jan. 05, 2006
Shinji Sugita, Nara, JP;
Tatsuya Shinkawa, Nara, JP;
Takashi Yamanaka, Nara, JP;
Kan Mukai, Nara, JP;
Kouji Wakamoto, Nara, JP;
Shinji Sugita, Nara, JP;
Tatsuya Shinkawa, Nara, JP;
Takashi Yamanaka, Nara, JP;
Kan Mukai, Nara, JP;
Kouji Wakamoto, Nara, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
The present invention provides a fixing device for fixing a toner image formed on paper by sandwiching the paper in a nip region between a heating roller and a pressing roller and pressing the paper while heating the paper to a fixing temperature. This fixing device includes a cleaning roller that is in contact with the pressing roller, and temperature control means that sets a temperature of the heating roller to a cleaning temperature that is higher than the fixing temperature.