FIELD: machine building.
SUBSTANCE: invention relates to the made in the form of a spatial truss crane girder beam, in particular of the overhead or gantry crane. Girder beam is made with a brace, detachably connected to the upper and lower belts. Braces connect the belts into the single structure. At least one brace has a plate configuration with the main body oriented across the longitudinal direction. Brace is attached to the upper belt and/or lower belt with possibility of the subsequent fastening dismantling.
EFFECT: achieving the crane girder beam improvement and the ease of manufacturing.
49 cl, 5 dwg
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