FIELD: construction engineering; applicable in manufacture of bearing structural members. SUBSTANCE: rod truss has chords and lacing members protruding beyond dimensions of both chords. In this case, chords and lacing are made of round rods. Lacing members are made in the form of struts and braces. Length of extreme struts exceeds vertical projection of lacing other members by a factor of 1.01-1.4. Ratio of length of brace horizontal projection to distance Z between centers of gravity of chord cross-section shall vary within 1.04 ≤ S/Z ≤ 2.66. EFFECT: saving metal in manufacture of reliable rod truss. 4 cl, 4 dwg, 5 ex
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Authors
Dates
2002-09-20—Published
2000-08-31—Filed