SYSTEM FOR PREVENTING FORMATION OF ICE GROWTHS ON ROOFS Russian patent published in 2014 - IPC E04D13/76 

FIELD: construction.

SUBSTANCE: system, comprising a roof and discharge pipes, includes a metallic conductor fixed along the roof contour to the lower surface of its edge. Flexible strips hanging down are attached to the metallic conductor, on the inner surfaces of which the horizontally disposed flexible piezoelectric elements are placed, the ends of which are connected to two different points of the conductor, forming an autonomous closed loop.

EFFECT: increase of operational reliability of the roof.

2 cl, 1 dwg