TENONED NAIL Russian patent published in 2015 - IPC F16B15/06 

FIELD: construction.

SUBSTANCE: invention relates to the field of construction of fastenings items, namely to the fastening elements, and can be used during assembly of building constructions, mainly wooden constructions, and is intended to improve the bond strength of fastening elements. Tenoned nail comprises a head, rod, pointed end and projections in the form of tenons, which tips are directed away from the pointed end. Moreover, inverse tenons are located on the shaft of the nail and arranged on one third part of the rod length, the tips of which are directed towards the head of the nail.

EFFECT: increase of bond strength of fastening elements.

1 dwg