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AssigneeCanon Kabushiki Kaisha
InventorsYASUHARU CHIYODA, YUSUKE YAMAGUCHI, TOSHINORI NAKAYAMA, DAIGO MATSUURA, SHUTARO SAITO, KOHEI AOKI, YUTARO OKADA
Estimating the term…
A fixing device includes: a plurality of heating portions that heats an upper belt and a lower belt; a first temperature sensor disposed outside the upper belt, and configured to detect a temperature of the upper belt in a non-contact manner in a region where the upper belt ascends from an outlet of a nip portion; and a second temperature sensor configured to detect a temperature in a non-contact manner in a region other than the nip portion downstream of the first temperature sensor in a conveyance direction of the upper belt, in which an error is reported when a difference between the temperature detected by the first temperature sensor and the temperature detected by the second temperature sensor is equal to or more than a predetermined value.
A fixing device that heats and pressurizes a sheet to fix an image onto the sheet, the fixing device comprising:
A fixing device that heats and pressurizes a sheet to fix an image onto the sheet, the fixing device comprising:
A fixing device that heats and pressurizes a sheet to fix an image onto the sheet, the fixing device comprising:
Dependencies are inferred from the claim text.