Morgan, Lewis & Bockius LLP
Transfer fixing device, image bearing and conveying body, and image forming apparatus with plural gloss processing
In this invention, even if a thick resin coated recording medium having large heat capacity is used, a high quality image with an excellent gloss feeling is obtained. A transfer fixing device is provided with a press conveying mechanism which includes at least one pair of pressing bodies for nipping and conveying an image bearing and conveying body and a recording medium, and contact-conveys the recording medium on the image bearing and conveying body in a region exceeding a nip region of the pair of pressing bodies, and a heat supply adjusting mechanism which includes a heating source for heating the recording medium contact-conveyed on the image bearing and conveying body by the press conveying mechanism from both obverse and reverse sides to melt an unfixed image and a thermoplastic resin layer, and makes adjustment to cause heat supplied to an image bearing surface side of the recording medium to be more than heat supplied to a non-image bearing surface side of the recording medium. Besides, transferring and fixing is performed by a heating and pressing mechanism after a preheating mechanism. Further, the image bearing and conveying body having plural different gloss surfaces is provided. Moreover, an image forming apparatus using these is also provided.
Fuji Xerox Xo., Ltd.
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Satoshi Kouichirou Kiyotaka Nobuyuki
Usui Shinohara Ishikawa Kato