FIELD: construction, particularly profiled member made of light alloy to be connected to another profiled member by means of lock connection.
SUBSTANCE: drawn calibrated profiled member, which may be connected to another profiled member by side thereof, comprises at least one longitudinal relief widened part 1 or at least one longitudinal groove 2 having complementary cross-section or both said widened part 1 and said groove. Widened part 1 and groove have conical cross-sections and are provided with serrations 3 to create negative clearance. Profiled members provide decks and beams having large lengths.
EFFECT: increased mechanical strength of profiled member connection.
7 cl, 3 dwg
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