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Pulleys

How to choose the right rope?

When choosing the right rope for a pulley, make sure that about 33% of the rope circumference will fit on the pulley wheel channel.
profil canal roata scripete si dimensiunea cablului

The more pulleys are used, the lower the pulling force, but the displacement increases depending on the number of existing manoeuvring lines.
serialised pulleys and resulted pulling force
FT x s = G x h

Legend:
FT, pulling force
G, weight of the load (example - 100 kg)
s, displacement
h, lifting height