Plattenförmiges Bauelement

摘要

The invention relates to a plate-shaped component comprised of a perforated plate made of a solid material such as metal, wood, compregnated wood, pressboard, plastic or plaster. The invention is characterized in that a micro-perforated film or thin plate (3) is arranged on one of the plate surfaces of the plate (2). A variant of the invention provides that the holes (1a) are formed in the plate such that they open into a micro-hole on one side of the plate (1).