Where the owner name is not linked, that owner no longer owns the brand
Technical Examples
An image forming apparatus includes a fixing device having a pressure roller. The surface of the pressure roller is coated with a PFA resin and has an average surface roughness Ra of 0.05 to 0.13 ?m. A thermister is provided to detect the surface temperature of the pressure roller. The thermister includes a metal plate, a resister element attached to the metal plate, and a pair of fluorocarbon-resin films sandwiching the metal plate and the resister element. The fluorocarbon-resin film has a thickness of 15 ?m to 80 ?m.