DOWEL FOR INSULATION MATERIAL Russian patent published in 2014 - IPC E04F13/21 E04B1/76 

FIELD: construction.

SUBSTANCE: dowel for insulation material, designed to install heat and sound insulation material, has a spacer plastic rod, which is placed into a plastic shell, which on its outer surface has guides, spacer and fastening elements, which are divided into separate zones (A, B, C, D). The lowest end guide zone (A) ends with a cone, and the highest upper zone (D) forms a flat head. To achieve better deepening of the flat head into the material in the shell above the lowest end guide (A) there is a middle transition spacer zone (B), and above it - an upper wedge zone (C), besides, in the middle transition spacer zone (B) the shell comprises a spacer lug or, as an alternative, the transition spacer zone (B) by means of rupture links is connected to the wedge zone (C), in which wedge plates are installed.

EFFECT: improved design.

4 dwg