FIELD: building units, particularly structural elongated elements designed for load-supporting made of wood.
SUBSTANCE: method involves preparing strips for further gluing operation; applying glue on strip surfaces having grooves; forming strip stacks and pressing thereof. Upper and lower extreme strips have waved profiles extending for half of strip thickness. The waved structure has triangular profile.
EFFECT: increased load-bearing capacity at a given cross-sectional height and reduced beam weight.
1 dwg
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RU2344247C2 |
