Image forming apparatus that controls potential of electrostatic image forming portion depending on ambient condition

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United States of America Patent

PATENT NO 9329532
SERIAL NO

14505615

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Abstract

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In an image forming apparatus including a power source for forming a secondary-transfer electric field at a secondary-transfer position and for forming a primary-transfer electric field at a primary-transfer position by applying a voltage to a transfer member to pass a current through a constant-voltage element, a potential of an image portion is controlled depending on a detection result of a detecting member.

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Patent Owner(s)

  • CANON KABUSHIKI KAISHA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakaegawa, Tohru Nagareyama, JP 21 78
Shida, Masanori Abiko, JP 32 209

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