Mobile harbour crane for handling containers and bulk goods, uses pivotable supports and balancing cylinders to distribute load over undercarriage

摘要

A symmetrical arrangement of four supports (9) pivotable about vertical axes is provided in the basis frame (8) for the crane undercarriage (4). The free ends of the supports are provided with vertical action balancing cylinders (10), via which the supports can balance the support loads over the wheels (14) of several carriage groups (11) in the undercarriage.