IMAGE FORMING APPARATUS AND TRANSFER DEVICE
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United States of America Patent
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app pub date -
Mar 8, 2017
filing date -
Jul 19, 2016
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Abstract
An image forming apparatus comprises a toner image forming section; a transfer section configured to transfer the toner image formed by the toner image forming section onto a medium; a power supply section configured to supply a voltage of either a constant current or a constant voltage to the transfer section; a state detection section configured to detect a state of the toner image formed by the toner image forming section; a resistance detection section configured to apply a constant current or voltage to the transfer section to detect a resistance value of the transfer section; and a control section configured to determine which one of a constant current system and a constant voltage system a system of the transfer bias is set to on the basis of a detection result of the state detection section and a detection result of the resistance detection section.
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