Patent ID: 7317884

Claim:
An image forming apparatus comprising: an image bearing member, which bears a toner image thereon; toner image forming means for forming the toner image on said image bearing member; a transferring member, which transfers the toner image borne on said image bearing member to a recording medium being moved; a cleaning member, which electrostatically removes a toner adhering to said transferring member; and electric field forming means for forming an electric field between said transferring member and said cleaning member, wherein when a greatest length of an image formable by said toner image forming means in a direction orthogonal to a direction of movement of the recording medium is defined as L 1 , and a length of said transferring member is defined as L 2 , and a length of an area in which the electric field is formed is defined as L 3 , a relation of L 2 >L 3 >L 1 is satisfied.