Patent ID: 8874017
Filing Date: 2014-10-28
Classification: G03G

Abstract:
1. A fixing device comprising: a fixing member that includes a heating member heated by a heating unit, and a pressing member that is in pressure contact with the heating member at a specified pressure; a housing that includes the fixing member and has openings on an upstream side and a downstream side in a recording medium transportation direction; a heating-side heat conservation plate that is positioned opposite the heating member so as to be spaced apart from an outer peripheral surface of the heating member by a specified distance and has a metal plate having a shape that conforms to the outer peripheral surface of the heating member; a pressing-side heat conservation plate that is positioned opposite the pressing member so as to be spaced apart from an outer peripheral surface of the pressing member by a specified distance and has a metal plate having a shape that conforms to the outer peripheral surface of the pressing member; and the distance between the pressing member and the pressing-side heat conservation plate is greater than the distance between the heating member and the heating-side heat conservation plate.