An acoustic attenuation panel to reduce noise that emanates from a source, such as an engine of an aircraft. The acoustic attenuation panel includes a porous face layer, a back layer, and an intermediate section positioned between the face layer and the ba...

An additively manufactured noise attenuation panel (3500) for a structure within an aircraft structure includes a plurality of unit cells, each including a central body interconnected via a plurality of tubes extending from the central body. The noise atte...

A non-pneumatic tire (100) is disclosed having an outer tread ring (200) and a shear band (300, 800). The shear band (300, 800) includes a three-dimensional spacer structure (400, 802) comprising a first and second layer of fabric (460, 470). The first and...

The component has a base (11) that is arranged with high temperature coating portion (2). The base is provided with structural element (1) which is connected with high temperature coating portion. The cross section of structural element is provided with th...

The wall structure (2) for especially a motor vehicle is constructed in honeycomb form, the honeycombs (3) of which are hexagonal. The length of the sides of each honeycomb is equal. The wall thickness over the substantial areas of the wall structure is co...

The sandwich noise insulation panel for an aircraft has a reinforcing layer (10), a reflector (12) and a frame (14) between these to form cells (16) separated by partitions (18). Separators (20) in the cells each have a circular peripheral wall (20a) and p...

The sound absorbing compound plate, comprises at least one perforated cover layer (2) whose area of perforations forms 0.001 - 10 % of the total area of the cover layer. The diameter or the average width/length of the perforations is 0.02 - 1.6 mm.