RIDGE JOINT Russian patent published in 2008 - IPC E04B1/10 

FIELD: construction industry.

SUBSTANCE: ridge joint consisting of wooden bars the ends of which are mated angle-wise in relation to each other and secured with connecting plates differs in the fact that bars section is made in the form of I-beam profile the web of which is made of at least two veneer sheets located with a gap and secured to each other with transverse stiffeners. Flanges are made in the form of bars fixed along longitudinal ends of sheets. At that web and flange ends of bars abut each other, besides connecting plates are located in the gap between veneer sheets as well and touch their external surface, and joint area is fixed with tightening elements. Besides longitudinal stiffeners attached to sheets surfaces are arranged in the space between veneer sheets. Connecting plates are made from veneer of the same thickness like thickness of webs, and have V-shaped outline. Joint is provided with additional connecting plate fixed on external side of flanges joint. Besides vertical and metal rod being more preferable is fixed in joint plane.

EFFECT: providing high strength and stiffness of bars connection, and minimising consumption of construction materials at increased bearing capacity.

7 cl, 3 dwg