Patent ID: 6950622

Claim:
An image forming apparatus comprising: a tray for manual paper feeding; a paper feed roller to feed the paper fed manually from the tray; a separation roller which is pressed to contact the paper feed roller, rotated at the pressed contact position in the direction reverse to the paper feed roller, and separates sheets of paper one by one; a power transmission device to transmit power to the paper feed roller and separation roller; and a reversing device which is provided in the power transmission device, and rotates the paper feed roller in the direction reverse to the paper feeding direction, based on that the paper fed between the paper feed roller and separation roller is pulled in the direction reverse to the manual feeding direction; an image forming device which forms an electrostatic latent image on an image carrier; a developing device which supplies developer to the electrostatic latent image formed by the image forming device to form a developed image; and a transfer device which transfer the developed image developed by the developing device into a member to which the developed image should be transferred.