Patent ID: 8286962

Claim:
A sheet member feeder device comprising: a sheet member housing section that houses a sheet member for feeding; a guide member, provided so as to be movable in approach-separation directions that approach towards, or separate away from, an edge of the sheet member housed in the sheet member housing section, the guide member guiding the edge of the sheet member; a restricting member that is provided to the guide member, the restricting member engaging with an engaged portion provided to the sheet member housing section and restricting movement of the guide member in the approach-separation directions; and a pressing member that, if the restricting member is engaged with the engaged portion, then presses the guide member towards the sheet member by the pressing member inserting further into a gap between the restricting member and the guide member, wherein at least a leading end portion of the pressing member is formed at an angle relative to the direction of insertion operation further into the gap, and wherein a protrusion is formed to a side face of the restricting member, and the pressing member is configured such that the leading end portion formed at an angle thereto makes contact with the protrusion when being inserted further into the gap.