Patent ID: 11746539

Abstract:
The invention relates to a carrier plate for a floor, wall or ceiling structure, which has a film-like plate (12) made of plastic having a plurality of protrusions (14), having an adhesion-enhancing layer (26) on a first plate side (17), having a further layer (29), which engages with a second plate side (18) opposite the first plate side (17), wherein the further layer (29) is in contact with the protrusions (14), which spans recesses (19) provided in between, wherein the protrusions (14) are formed to protrude alternately from a central plane (16) of the film-like plate (12), such that a plurality of rows and columns is formed, in which protrusions (14) and recesses (19) are alternately lined up and only recesses (19) are lined up along one diagonal (21) to the rows and columns in a direction along the diagonal (21) and only protrusions (14) are lined up at right angles to the diagonal (21) along a further diagonal (22).