FIXING DEVICE, ELECTROPHOTOGRAPHIC DEVICE AND IMAGE FORMING APPARATUS EQUIPPED WITH FIXING DEVICE, AND FIXING METHOD AND ELECTROPHOTOGRAPHIC IMAGE FORMING METHOD USING THEM

摘要

PROBLEM TO BE SOLVED: To provide a fixing device surely preventing faulty fixing.;SOLUTION: The fixing device has a pressure roller 13 which has a surface layer consisting of a flexible elastic body 16 whose inner surface is coated with a metallic thin film 17, a metallic core 19, and a hollow space 18 formed by the surface layer and the shaft center 19, whose space 18 is filled with gas of fixed pressure, and in which the contact of the thin film 17 with the core 19 is set as a switch. The fixing device adopting a belt fixing system as a fixing system, and the electrophotographic device and the image forming apparatus equipped with the fixing device, and the fixing method and the electrophotographic image forming method using them are provided.;COPYRIGHT: (C)2003,JPO