FIXING DEVICE AND IMAGE FORMING APPARATUS

• Main Authors: GOTO SO, HASE TAKAMASA, UCHITANI TAKESHI, YOSHINAGA HIROSHI, ISHII KENJI, TAKAGI HIROTADA, SATO MASAHIKO, YOSHIURA ARINOBU, SUZUKI AKIRA, YOSHIKAWA MASAAKI, OGAWA SADAFUMI, KAWADA TEPPEI, YUASA SHUTARO, YAMAJI KENSUKE, IMADA TAKAHIRO, SESHIMO TAKUYA, NAMEKATA SHINICHI, SHIMOKAWA TOSHIHIKO, IWATANI NAOKI, SAITO KAZUYA
• Format: Patent
• Language: English
• Published: 22.08.2013
• Subjects: CINEMATOGRAPHY; ELECTROGRAPHY; ELECTROPHOTOGRAPHY; HOLOGRAPHY; MAGNETOGRAPHY; PHOTOGRAPHY; PHYSICS

PROBLEM TO BE SOLVED: To provide a fixing device capable of suppressing the occurrence of plastic deformation in which the central part of a fixing member is depressed toward inside, and an image forming apparatus.SOLUTION: A control unit 200 being control means carries power equal to or more than a predetermined value to a halogen heater 123 as a heat source to heat a fixing belt 121, when a pressure roller 122 as a pressure member is in a rotating state, and a position detection sensor 180 is outputting a signal (Low signal) that is output when pressure applied between the fixing belt 121 as a fixing member and the pressure roller 122 is equal to or more than applied pressure exerted by rotation of the fixing belt 121 along with the pressure roller 122.