Patent ID: 8315549

Claim:
An image forming apparatus comprising: a main body having a document platen on which a document can be placed; a scanner cover to open and close an upper side of the document platen; and a hinge apparatus pivotably supporting the scanner cover to the main body, wherein the hinge apparatus comprises: a hinge body, with a void therein and a supporting bracket, movable in an opening in the main body; a pressure device, including a pusher movable within the void, which is biased toward a first end of the hinge body via a spring; and a hinge cam, coupled to the scanner cover, rotatably connected to the supporting bracket, and movably engaging the pressure device, wherein the hinge body comprises a first protrusion, to limit an amount that the hinge body moves into the opening in the main body, wherein the pusher is formed as a single piece, and wherein a top surface portion of the pusher establishes direct contact with the hinge cam.