COMPOSITE TIMBER-AND-CONCRETE BEAM Russian patent published in 2008 - IPC E01D19/00 E04C3/29 

FIELD: bridge construction and building erection, particularly structural or constructional details of bridges.

SUBSTANCE: beam comprises glued timber wall, connected with reinforced concrete panel along upper edge thereof by means of shear-taking members and transversal rod-shaped pegs. The shear-taking members have the first ends anchored in inclined blind grooves of glued organic concrete composition, and the second ends built in reinforced concrete panel. Shear-taking members are made as inclined arch-shaped members with pairs bent end parts inserted in blind inclined grooves of timber wall or as members having closed contours.

EFFECT: increased load-bearing ability, safety factor and reliability.

2 cl, 15 dwg