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US 7,457,576 B2Granted
Image heating apparatus
AssigneeCanon Kabushiki Kaisha
InventorsShigeaki Takada, Makoto Jinzai, Kazuhiro Hasegawa, Ikuo Nakamoto, Yasuhiro Hayashi, Daigo Matsuura, Keigo Kaji, Hiroshi Komiyama, Nobuaki Hara
Life of this patent
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Abstract
An image heating apparatus includes a first belt contactable to an image on a recording material to heat the image; a second belt for forming a nip with the first belt; a first pressing pad for pressing the first belt in the nip; a second pressing pad for pressing the second belt toward the first pressing pad, wherein the first pressing pad has a surface roughness Rz of not more than 20 μm, and the second pressing pad has a surface roughness Rz of 50-300 μm.
Claims5
An image heating apparatus comprising:
- a first belt contactable to an image on a recording material to heat the image;
- a second belt for forming a nip with said first belt;
- a first pressing pad for pressing said first belt in said nip;
- a second pressing pad for pressing said second belt toward said first pressing pad,
- wherein said first pressing pad has a surface roughness Rz of not more than 20 μm, and said second pressing pad has a surface roughness Rz of 50-300 μm.
2 more elements
Dependencies are inferred from the claim text.