| 摘要 |
<p>The purpose of the present invention is to provide a sheave which enables a rope to be used for an extended life, can prevent an increase in cost, and can prevent a reduction in work efficiency. A sheave (100, 200) is provided with: a metallic sheave body (1) having a rope groove (20) formed in the outer periphery (4) thereof, the rope groove (20) allowing a rope to be wound therearound; and a groove protection section (G) consisting of resin, the groove protection section (G) being removably mounted in the rope groove and extending along the rope groove.</p> |
