| 摘要 |
PURPOSE: A motor pulley of an overlock machine is provided to enhance air volume of the pulley, to improve channels, and to enhance flow rate. CONSTITUTION: A motor pulley for cooling a motor in an overlock machine comprises: a frame(30) forming a body of the pulley; a plurality of ribs(32) which are integrally formed with the frame in a radial form; a slope part(34) which integrally formed at one side of the rib; and a slot hole part(38) which is formed inside the pulley to receive the air. The ribs are formed in an angle of 35-55 degrees. The angle of the slope part is 35-55 degrees. The motor pulley forms a edge round(36).
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