| 摘要 |
FIELD: transport. ^ SUBSTANCE: invention relates to hoisting device. Proposed device hooks object to be lifted by its cylindrical gripping surface. Hoisting hook has barrel, hook-like section jointed with said barrel and mechanism to lock the hook at object to be lifted. To ensure reliable fastening of hoisting hook to lifted object, control mechanism is mounted above hook-like section to get in contact with top section of gripping surface and to direct hook-like section into hoisting position, onto bottom part of hoisting surface. ^ EFFECT: completely automated hoisting jobs. ^ 8 cl, 6 dwg |
