A hook block apparatus(10) comprising: an upper portion (12) comprising a sheave assembly (20) for receiving a lifting rope of a hoisting device; a lower portion (14) fixedly connected to the upper portion (12); a hook member (30) which is rotatably connected to the lower portion (14); and rotation means (40, 42) for rotating the hook member relative to the lower portion about a vertical axis, wherein the rotation means is selectively operable from a remote location.
IMPROVED HOOK BLOCK
VERBESSERTER HAKENBLOCK
BLOC DE CROCHET AMÉLIORÉ
2025-05-07
Patent
Electronic Resource
English
IPC: | B66C Krane , CRANES |