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. 14, 2005
Filed:
Jun. 03, 2003
Teruaki Mitsuya, Hitachinaka, JP;
Takashi Suzuki, Hitachinaka, JP;
Heigo Ueki, Hitachinaka, JP;
Daisuke Hara, Hitachinaka, JP;
Teruaki Mitsuya, Hitachinaka, JP;
Takashi Suzuki, Hitachinaka, JP;
Heigo Ueki, Hitachinaka, JP;
Daisuke Hara, Hitachinaka, JP;
Ricoh Printing Systems, Ltd., Tokyo, JP;
Abstract
A cooling device used in an electrophotographic image forming device includes a cooling roller, which is a heat roller, and a backup roller pressed against the cooling roller to form a nip portion therebetween. After being discharged from a fixing device that thermally fixes a toner image onto a recording sheet, the recording sheet passes through the nip portion, whereby the cooling roller cools the recording sheet. The cooling roller is maintained at 100° C. or higher.