SAFETY CONTROL DEVICE OF MOBILE CRANE

摘要

PROBLEM TO BE SOLVED: To easily and precisely judge an excess load. SOLUTION: An arithmetic processing part 2 of an excess load prevention device 1 doubly working as a load factor control means is devised to compute a load factor in accordance with working information concerning a load, to record history of the load factor such as arrangement of the largest one or in order of its size, etc., and to display it on a display part 4.