FASTENER FOR WOODEN ELEMENTS Russian patent published in 2022 - IPC E04B1/58 

FIELD: building.

SUBSTANCE: invention relates to the field of building, namely, to a fastener for wooden elements in domed structures. Fastener for wooden elements includes an upper and a lower covers made by stamping of a concave metal sheet, a central cylindrical support element between said covers, wherein a tie bolt is passed through said element in order to form a node joint of the wooden elements, radially directed and secured in a node between the covers. Shaped protrusions are made on the side of the convex surface of the covers, in the form of U-shaped grooves with the centrally decreasing height of the ribs wherein the wooden elements are installed. The base of the U-shaped grooves is provided with teeth formed during stamping by the edges of rupturing holes and dowels installed in said holes for fastening with the wooden elements.

EFFECT: ensured minimal deformation of the fastener.

1 cl, 12 dwg