Fixing device and image forming apparatus

摘要

A center thermostat ( 16 ) corresponding to a center heater in a heat roller ( 10 ) and a side thermostat ( 17 ) corresponding to a side heater in the heat roller ( 10 ) are so installed that the distances to the center heater ( 11 ) and side heater ( 12 ) are equal in the diameter direction of the heat roller ( 10 ).