IPIQ

PERFORMING OPERATIONS; TRANSPORTING

B66

HOISTING; LIFTING; HAULING

B66C

CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES

15/00

Safety gear

B66C15/04

for preventing collisions, e.g. between cranes or trolleys operating on the same track

B66C15/045

electrical