| 摘要 |
A sheet conveyance device to convey a sheet which is stored within a sheet storing section, including: a plurality of sheet conveyance rollers, mounted on a sheet storing section, to be parallel to each other with respect to rotating centers, wherein the plurality of the sheet conveyance rollers come into contact with the sheet to convey the sheet toward an exterior of the sheet conveyance device; and a coupling section to couple the plurality of the sheet conveyance rollers and to rotate the plurality of the sheet conveyance rollers, wherein at least one of the plurality of the sheet conveyance rollers represents an irregularly shaped roller, wherein the irregularly shaped roller is coupled to another sheet conveyance roller by the coupling section, and wherein a distance between a rotation center and a peripheral surface of the irregularly shaped roller is inconstant, in a rotational direction of the irregularly shaped roller.
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