Sound-absorbing, cuboid / cube-shaped body of dangling plates made of flat, needled and thermally pressed polyester fiber felt and a filling made of polyester fiber wadding, expandable and combinable

摘要

Main claim: Sound absorbing product in the form of a cube or cuboid, characterized in that the surfaces of the cube or cuboid made of needled, thermally compressed polyester fiber plates, which are connected to each other toothed, so that a frictional bond is formed, the little or no number of connecting means or Glueing points required, so the product can be disassembled in a compact form shipped to the customer and assembled and assembled there only, so that these Akusitkabsorber with little tool and setup costs also improve the room acoustics later.