| http://www.w3.org/ns/prov#value | - The predetermined amount is an amount for enabling the roller face of each of the upstream auxiliary rollers 10 to be retreated to the same position as the roller face of each paper feed roller 3 (outer peripheral face of the rubber member 3 b) or to an inner position if the upstream auxiliary rollers 10 are pushed upward by paper P, as shown in FIG. 35.
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