| 摘要 |
<p>Provided is a disc-hoisting tool that is capable of preventing deformation or collapse of the corners of engagement grooves, dropping of the disc, and damage of the surfaces forming the engagement grooves, and is capable of safe disc inversion. The invention is a disc-hoisting tool on which a disc is fitted when hoisted, the disc having multiple engagement grooves that penet-rate in the plate thickness direction and are formed on the rim of the disc along the circumferential direction. The tool is provided with a hoisting tool body (11) having an eye plate (21) in which a through hole that penetrates in the plate thickness direction is formed, and an engaging projection (22) formed so as to engage with an engagement groove.</p> |
