Noise insulation unit; is formed as a point bearing element and has intermediate element formed as plate with peripheral bead with spring element arranged inside bead on each side

摘要

The device is formed as a point bearing element and has an intermediate element (3) between two spring elements (2,4). The intermediate element is formed as a plate (10) with a peripheral bead (11). Each spring element is arranged inside a flat space edged by the bead. The bead is preferably symmetrical about the centre plane of the intermediate element. The spring elements preferably have the same support surface on the intermediate element.