WOODEN BUILDING BEAMS Russian patent published in 2016 - IPC E04C3/12 

Abstract RU 2580865 C2

FIELD: construction.

SUBSTANCE: invention relates to construction, in particular, to composite laminate wood bars. Wood structural bar consists of glued together outer and inner wooden boards (plates). On outer boards bar has lock-on connection, which in upper part is represented by a projection in form of a trapezium and has a groove which repeats shape of upper ledge. On upper surface of beam formed by inner plates, there are small projections (teeth) having in cross-section shape of a triangle, number of which can be different, even and odd.

EFFECT: technical result is improved operational resistance and durability of beam.

3 cl, 2 dwg

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RU 2 580 865 C2

Authors

Knjazev Oleg Igorevich

Dates

2016-04-10Published

2014-08-02Filed