Patent ID: 6134400
Filing Date: 2000-10-17
Classification: G03G

Abstract:
A toner image fixing apparatus comprising:a fixing roller rotatable about a fixed axis;a pressing roller normally urged toward said fixing roller for pressing a sheet with an unfixed toner image carried on a surface thereof against said fixing roller to fix the unfixed toner image to said sheet when said sheet passes in one direction through a rolling contact region between said fixing roller and said pressing roller;a heating roller disposed on one side of said fixing roller opposite to said pressing roller, said heating roller having a heat source disposed therein for heating said heating roller;an endless heat transfer belt trained around said heating roller and said fixing roller for transferring heat from said heat source to heat the unfixed toner image on said sheet when said sheet passes through said rolling contact region; anda standby mode temperature control device for maintaining temperatures of said fixing roller and said pressing roller in a predetermined temperature range in a standby mode.