Patent ID: 8849167

Claim:
An image forming apparatus comprising: an image bearing member configured to bear a toner image; a movable belt member configured to bear and convey a recording material; a transfer member configured to electrostatically transfer the toner image formed on the image bearing member onto the recording material borne and conveyed by the belt member; a plurality of push-up members configured to be disposed so that each of the push-up members is aligned in the a width direction across a moving direction of the belt member, and configured to push up, from an inner side, the belt member on a downstream side of the transfer member in the conveying direction of the recording material so that the belt member is deformed to have a first protruded portion and a second protruded portion which is disposed in a position adjacent to the first protruded portion in the width direction; and an execution unit configured to be capable of executing a mode for separating the recording material by using the push-up members, in the mode a first height of the belt member in the first protruded portion being lower than a second height of the belt member in the second protruded portion in a direction perpendicular to the belt surface.