A main girder (2) of a bridge crane, intended to be supported by its ends to end girders of the bridge crane and which comprises an elongated box-type central web (6), whereby there is, formed in the central web (6) on at least one end of the main girder (2), a cutting slot (9) running substantially in the longitudinal direction of the main girder (2), and connected to this cutting slot (9) there is a knife plate (10), extending from a bottom (9a) of the cutting slot (9) substantially to the end of the main girder (2), for supporting to the end girder.
Main girder of bridge crane
23.11.2023
Patent
Elektronische Ressource
Englisch