Patent ID: 9085426
Filing Date: 2015-07-21
Classification: B65H

Abstract:
1. A feeding device comprising: a media storage unit that stores therein recording media and is attachable to and detachable from a main body of an image forming apparatus; a detector that is provided on the main body of the image forming apparatus, includes a plurality of movable pieces and a plurality of contact points corresponding to the respective movable pieces, and switches to open or close each of the contact points in accordance with a position of the corresponding movable piece; a control member that is rotatably supported by the media storage unit, includes a control surface on its outer circumferential surface with recessed portions and projecting portions provided in a direction of rotation, and is positioned at given rotation angles respectively corresponding to sizes of the recording media stored in the media storage unit, wherein spacers that are disposed between the control member and each of the movable pieces of the detector, are capable of making contact with the outer circumferential surfaces of the projecting portions, and are movable in association with the corresponding movable pieces in directions of attaching and detaching the media storage unit, wherein a leading end face of each of the spacers is formed in a shape to fit the outer circumferential surface of the projecting portion and each of the spacers has a different shape.