| 摘要 |
<p>PURPOSE: To provide a paper feeding roller which has a recessed-projecting rubber surface and can be inexpensively manufactured. CONSTITUTION: In a paper feeding roller R2 which is rotatably arranged in a device main body and supplies and discharges paper, a rubber wire rod 4 is wound in a spiral shape in the lengthwise direction round an outer peripheral surface of a round bar-shaped core material 3, and a surface is formed in a recessed-projecting shape in the lengthwise direction.</p> |
