BAR CONSTRUCTION JOINT Russian patent published in 2008 - IPC E04C3/12 

FIELD: construction industry.

SUBSTANCE: invention refers to construction industry, and namely to wooden bar construction joints. Bar construction joint consists of two wooden in cross section I-beam bars connected to each other with straps; at that end of the first bar is connected with longitudinal edge of the second one. Bar web is made from veneer sheets located with a gap and attached to each other with transverse stiffeners, and their flanges are made in the form of blocks. Number of veneer sheets of second bar construction equals to that of veneer sheets of first bar construction plus one more sheet, and at that if bar construction consists of not less than two veneer sheets, the latter are located with a gap equal to thickness of plates of bar construction attached thereto. Veneer sheets are connected to each other with transverse stiffeners. End of the first bar passing through the gap between veneer sheets of second bar has no flanges, and edges of the rest flange sections bear against second bar flange surface facing them. Thickness of blocks fixed in the space between sheets complies with thickness of veneer used for sheets manufacturing. Inserts made from veneer are arranged in space between veneer sheets of second bar. Straps made from veneer are located on external side of second bar sheets.

EFFECT: improving strength and rigidity of joint.

6 cl, 3 dwg