Image forming apparatus which controls fixing drive motor according to pressure roller diameter
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United States of America Patent
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Apr 28, 2015
Grant Date -
Aug 28, 2014
app pub date -
Feb 25, 2014
filing date -
Feb 25, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
An image forming apparatus includes a fixing device, a motor, and a control device. The fixing device includes a heating member, a drive roller in contact with the heating member at a nip portion therebetween, and a memory configured to store an outer diameter of the drive roller. The motor is configured to drive the drive roller. The control device is configured to read the outer diameter from the memory, adjust a rotation speed of the motor such that the rotation speed of the motor becomes smaller as the outer diameter read from the memory becomes larger, and drive the motor at an adjusted rotation speed.
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