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US 2010/0322651 A1Published application
Image forming apparatus for retrying feed of transfer material
AssigneeCanon Kabushiki Kaisha
InventorRyuichi Yoshizawa
Life of this patent
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Abstract
A detection unit is disposed between a feeding unit and a secondary transfer unit on a conveyance path, and detects a transfer material that is conveyed. A control unit, if the detection unit cannot detect the transfer material by a predetermined timing after a feeding operation by a feeding unit, moves the secondary transfer unit away from a intermediate transfer member, causes the intermediate transfer member to continue rotating, and causes the feeding unit to retry feeding the transfer material.
Claims9
An image forming apparatus, comprising:
- an image carrier on which a latent image is formed;
- a developing unit that develops the latent image using a developing material to form a developing material image of the image carrier;
- an intermediate transfer member on which primary transfer of the developing material image developed on the image carrier is performed;
- a secondary transfer unit that comes into contact with the intermediate transfer member in order to perform secondary transfer, to a transfer material, of the developing material image that has undergone primary transfer to the intermediate transfer member;
- a feeding unit that feeds the transfer material on which secondary transfer of the developing material image is to be performed to a conveyance path;
- a detection unit that is disposed between the feeding unit and the secondary transfer unit on the conveyance path, and detects the transfer material that is conveyed;
- and
- a control unit that, if the detection unit cannot detect the transfer material by a predetermined timing after a feeding operation by the feeding unit, moves the secondary transfer unit away from the intermediate transfer member, causes the intermediate transfer member to continue rotating, and causes the feeding unit to retry feeding the transfer material.
5 more elements
Dependencies are inferred from the claim text.