Nixon & Vanderhye P.C.
Fusing device with a web end detector and image forming apparatus incorporating same
To provide a fusing unit including a fusing roller for fixing an unfixed toner image to a sheet and a fusing roller cleaning unit including a web sheet delivering roller for supplying a web sheet and a winding roller for taking up the web sheet for cleaning the fusing roller, the fusing roller cleaning unit includes a web detecting terminal for detecting the presence of the web sheet and a tension roller for guiding the web sheet, on the upstream side of a pressure roller with respect to the web sheet's direction of conveyance and first and second guide rollers, the second guide roller being disposed upstream of the web detecting terminal.
Sharp Kabushiki Kaisha
G
G03G
inventional
Yasuaki Masahiko Masaya Tadasu
Fukada Fujita Asakawa Taniguchi