DESCRIPTION

This invention concerns a wheeled gantry crane capable of varying its track gauge and utilizing its entire extension, from minimum to maximum, for load lifting.

The main purpose of this invention is to provide a gantry crane that can overcome all the drawbacks of other systems available on the market.

This gantry crane comprises an extendable framework equipped with a first beam in mobile coupling with a second beam to vary, based on the degree of coupling, the track gauge of said crane, and at least one mobile trolley arranged to slide on a main carriage equipped at a first end with a first connection to the first beam, and a second end with a second connection to the second beam.