A boat lifting crane includes an upper frame, which in turn has two upper beams, and at least two pairs of carriages. Each carriage of each pair is mounted so that it can move on a respective upper beam and can translate for a respective stroke portion. The boat lifting crane further includes at least one lifting belt, which is extended between two carriages of a same pair of carriages. At least part of the stroke portion of a carriage of a pair of carriages is superimposed on at least part of the stroke portion of a carriage of another pair of carriages.
BOAT LIFTING GANTRY CRANE
2021-06-17
Patent
Elektronische Ressource
Englisch