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US 2006/0133869 A1Published application
Image forming apparatus
AssigneeCanon Kabushiki Kaisha
InventorJunichi Sata
Life of this patent
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Abstract
An image heating apparatus includes an endless belt for heating an image on a recording material in a nip; nip forming means for cooperating with the belt to form the nip; swing means for swing the belt in a widthwise direction of the belt; and returning means for reducing, when the belt is beyond a predetermined swinging range, a pressure between the belt and the nip forming means to return the belt into the predetermined range.
Claims8
An image heating apparatus comprising:
- an endless belt for heating an image on a recording material in a nip;
- nip forming means for cooperating with said belt to form the nip;
- swing means for swinging said belt in a widthwise direction of said belt;
- and
- returning means for reducing, when said belt is beyond a predetermined swinging range, a pressure between said belt and said nip forming means to return said belt into the predetermined swinging range.
2 more elements
Dependencies are inferred from the claim text.