torsionalmente flexible (n)

drehnachgiebige, nicht schaltbare Kupplung (f)

permanent coupling (n)

torsionally flexible (n)

They consist of winches (which in the case of cranes are mounted on a trolley), a rope drive or chain hoist, a motor, a torsionally flexible coupling and a gear transmission.

扭转灵活 (n)

永久连接 (n)