Patent ID: 6049064
Filing Date: 2000-04-11
Classification: G03G

Abstract:
A heat fixing device comprising:a heater including a ceramic substrate and a heating element provided on a first surface of said ceramic substrate;a heat-resistant film arranged to slide relative to and in contact with said heater;a base supporting said heater, wherein said heater is arranged with said heating element and said first surface facing toward a second surface of said base, and said heating element is located between said ceramic substrate and said base;a heat insulating layer that has a lower heat conductivity than said base and that is arranged between at least a first portion of said heater and said base; anda pressure roller arranged on an opposite side of said heat-resistant film relative to said heater and said base, and adapted to apply pressure to said heat-resistant film against said heater while forming a nip adapted to receive a moving transfer material between said pressure roller and said heat-resistant film.