Patent ID: 6255633
Filing Date: 2001-07-03
Classification: G03G,H05B

Abstract:
A fixing device comprising:an endless member having a metal layer of a conductive material, for heating and melting a fixing agent to perform a fixing process on a material to be fixed;an induction heating device obtained by winding an electromagnetic induction coil onto a core in the direction of an axis thereof and arranged so as to be close to said endless member, through which a high-frequency current passes to generate an eddy current in the endless member, thereby heating the endless member by an electric resistance thereof, said core being of a cylindrical shape, and having a plurality of through holes arranged in the direction of the axis and each extending substantially perpendicular to the axis and said coil being wound so as to pass over said through holes; anda pressure roller pressingly contacting said endless member and rotatably supported.