Patent ID: 7422123

Claim:
A crane boom for transport as container freight, comprising a plurality of boom parts ( 2 - 7 ) which can be assembled into the crane boom, each said boom part ( 2 - 7 ) have coupling pieces ( 8 ) at a front face end thereof for coupling together of the respective boom parts ( 2 - 7 ), the boom parts ( 2 - 7 ) each having at least one bottom chord ( 9 , 13 ) structured and arranged such that when placed next to one another, the bottom chords ( 9 , 13 ) of the respective boom parts ( 2 - 7 ) together form a continuous runway free of offset and faults for a crab, and at least two of the boom parts ( 2 , 7 ) having different cross-sections and dimensions from one another, such that at least one ( 4 - 7 ) of the boom parts ( 2 - 7 ) is structured and arranged to be telescopically retracted into at least one other boom part ( 2 , 3 ) for transport as container freight in the state of being telescopically retracted into one another.