Cantor Colburn LLP
Image forming apparatus and image forming method
An image formation apparatus includes: a fixer that fixes a toner image onto a sheet by heat and pressure, and includes: a heat source; a first rotary member that is heated by the heat source; a temperature sensing unit that senses a temperature of the first rotary member; and a second rotary member that forms a nip with the first rotary member for applying heat and pressure to the sheet; and a controller that calculates a nip width of the nip in a passing direction of the sheet with use of a rotation period and a rest period of the first rotary member during which the heat source operates, and changes a target temperature of the first rotary member in accordance with the calculated nip width.
KONICA MINOLTA, INC.
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G03G G03G
inventional inventional
Yusuke Masashi Yutaka Ryohei Kohei Toshihito
Mamiya Saito Otsuka Matsuo Hayashi Kobayashi