Patent ID: 6956679

Claim:
A paper feeder apparatus, comprising: a paper feed roller that feeds a document: a separator that prevents a plurality of documents from being fed by the paper feed roller; a document guide that includes a pair of guide portions, the pair of guide portions being located at both sides of the separator, the document guide being movably mounted at a first support point, the first support point being spaced from a first pressing point, the pair of guide portions being pressed toward the paper feed roller at the first pressing point; a pressing arm that presses the separator toward the paper feed roller after the pair of guide portions is pressed toward the paper feed roller, the pressing arm being movably mounted at a second support point, the second support point being located between the first support point and a second pressing point, the separator being pressed toward the feed roller at the second pressing point; a spring that provides spring force to the separator and to the document guide, the spring providing the spring force to the document guide at a predetermined position between the first support point and the first pressing point of the document guide in one direction, the spring providing the spring force in a direction opposite to the first direction.