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US 5,210,579 AGranted
Image fixing apparatus having a parting resin layer for reducing frictional resistance of the film through which the image is heated
AssigneeCanon Kabushiki Kaisha
InventorsTakeshi Setoriyama, Akira Kuroda
Life of this patent
Estimating the term…
Abstract
An image heating apparatus includes a heater; a film slidably contactable to the heater; a back-up rotatable member cooperative with the heater to form a nip therebetween with the film therebetween; a driver for driving the back-up rotatable member; wherein the film is driven only by a driving force of the back-up rotatable member; and a resin layer having a parting property, on a portion of the heater which is slidably contactable to the film.
Claims19
An image heating apparatus, comprising:
- a heater;
- an endless film slidably contactable to said heater;
- a back-up rotatable member cooperative with said heater to form a nip therebetween with said film therebetween;
- driving means for driving said back-up rotatable member;
- wherein said film is driven only by a driving force of said back-up rotatable member;
- and
- a resin layer, having a parting property, on a portion of said heater which is slidably contactable to said film.
4 more elements
An image heating apparatus, comprising:
- a heater;
- a film movable together with a recording material, said recording material carrying an image which is heated by heat from said heater through said film;
- a guide for sliding contact with said film to guide it;
- a resin layer having a parting property, at a portion of said guide which is slidably contactable with said film.
1 more element
Dependencies are inferred from the claim text.