Image heating apparatus

摘要

An image heating apparatus includes a heating unit including a rotatable image heating member; an induction heating unit for externally induction heating the image heating member; a nip forming member press-contacting an outer surface of the image heating member to form a nip therewith; a pressing member for pressing the heating unit to the nip forming member; a press releasing member for releasing a pressure of the pressing member to the heating unit; fastening means for fastening the heating unit and the induction heating unit together; and a force receiving portion, provided on the induction heating unit, for contacting the pressing member to move the heating unit away from the nip forming member when the press releasing member releases the heating unit from the pressure of the pressing member.

主权项

1. An image heating apparatus comprising:
a heating unit including a rotatable image heating member; an induction heating unit configured to externally induction heat said image heating member; a nip forming member press-contacting an outer surface of said image heating member to form a nip therewith; a pressing member configured to press said heating unit to said nip forming member; a press releasing member configured to release the pressure of said pressing member pressing said heating unit; fastening means for fastening said heating unit and said induction heating unit together; and a force receiving portion, provided on said induction heating unit, configured to contact said pressing member to move said heating unit away from said nip forming member when said press releasing member releases said heating unit from the pressure of said pressing member, wherein said fastening means includes a spring member having one end fastened to a first position of said induction heating unit, extending so as to surround said heating unit, and further including another end fastened to a second position of said induction heating unit which is different from the first position.