Patent ID: 7313338

Claim:
An image transfer device comprising an image transfer member for transferring an image visualized by a developer on an image receiving member onto a recording medium with the aid of an image transfer electric field as the recording medium is passed between the image transfer member and the image receiving member, the image transfer member being located face to face with the image receiving member carrying the visualized image, and means for determining information on the properties of each recording medium passed between said image transfer member and said image receiving member which affect the intensity of an image transfer electric field for the transfer of an image thereto; wherein the image transfer member is structured in such a manner that the image transfer member is movable back and forth along a transport path of the recording medium, and wherein the image transfer member transfers the image onto the recording medium at an automatically selected one of different positions along the transport path of the recording medium determined according to the information on properties of the recording medium which affect the intensity of the image transfer electric field.