Patent ID: 8218993
Filing Date: 2012-07-10
Classification: G03G

Abstract:
1. An image heating apparatus, comprising: an image heating member configured to heat an image on a recording material; a first heater configured to heat said image heating member, said first heater having a larger heating ability at a central area in a longitudinal direction of said image heating member than at an end area of said image heating member; a second heater configured to heat said image heating member, said second heater having a larger heating ability at an end area of said image heating member in the longitudinal direction thereof than at a central area of said image heating member; a fan configured to blow air to cool said image heating member; an adjusting member configured to adjust a cooling area of said image heating member by said fan in accordance with the width of the recording material in the longitudinal direction; and a controller configured to control electric power supplied to said first heater and said second heater in accordance with the width of the recording material, wherein said controller controls the electric power supplied to said second heater so that the electric power supplied to said second heater when said image heating member is cooled by said fan is larger than the electric power supplied to said second heater when said image heating member is not cooled by said fan.