| 摘要 |
PROBLEM TO BE SOLVED: To remove dust adhered to a sheet. SOLUTION: A sheet feeding device comprises a pair of sheet feeding rotary bodies to receive sheets and feed the sheets to a sheet receiving part to effect passage and guidance of the sheets; dust removing means 18a and 18b to make contact with sheet feed rotary bodies 4a, 5a, and 5b of at least one of a pair of the sheet feed rotary bodies and remove dust adhered to the sheet feed rotary body. A plurality of either of a pair of the sheet feed rotary bodies are provided. At least two sheet feed rotary bodies thereof are aligned in a plurality in a state that lengths A1, A2, and A3 in the direction of a rotary shaft are longer than distances B1 and B2 in the direction of a rotary shaft.
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