FIELD: construction.
SUBSTANCE: crane bridge consists of main beams with a rectangular cut from the form of the tail beams, on the points joined to the tail beams. The upper part of the main beam has the shape of a rectangular cog and is joined to the tail beams using flanges, fixed to the lower face of the rectangular cog of the main beam and to the upper part of the tail beam, as well as a centre pin and fastening elements. The rectangular cog of the main beam has opening on the lower part of the horizontal plate, which is covered by a compensating cover-plate, with an opening reciprocal to the centre pin, welded to the upper part of the tail beam.
EFFECT: increased reliability and accuracy of assembling.
3 dwg
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