Roof covering
OwnerHugo Weberinventor
Life of this patent
Estimating the term…
Abstract
The invention relates to a roof covering for cleaning and keeping the roofs of buildings clean, in particular of plant growth, or pollutants, comprising a sheet-like material (1) which reacts in co-operation with moisture. The sheet-like material forms a partly closed chamber, when in the state of being set upon an inferior roof element (5) and slowly releases the moisture accumulated in said chamber to the exterior.
Claims15
A roof covering for cleaning the roofs of buildings and keeping them clean, in particular of plant growth or environmental pollution, comprising a material (1) in plate form which reacts in conjunction with moisture and which, when in the state of being placed on a roof element (5) situated underneath, forms at least one, partially closed chamber which slowly releases moisture received therein to the exterior.
The roof covering as claimed in any of claims 2 to 7, characterized in that, with respect to the roof element (5) situated underneath, the fold (4) has a sealing element (9).
The roof covering as claimed in either of claims 10 and 14, characterized in that the depression is formed by deep drawing the plate.
Dependencies are inferred from the claim text.