{
  "$type": "site.standard.document",
  "description": "A device () for reducing a rolling noise of a vehicle () having at least one tire (), the tire () rolling on a roadway on a tire contact patch (), wherein the device () comprises at least one sound absorption element () attached to the vehicle () in front of, behind and/or laterally of the tire…",
  "path": "/patents/1301640",
  "publishedAt": "2021-10-07T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60R13/0861",
    "Christian WYREMBA"
  ],
  "textContent": "A device () for reducing a rolling noise of a vehicle () having at least one tire (), the tire () rolling on a roadway on a tire contact patch (), wherein the device () comprises at least one sound absorption element () attached to the vehicle () in front of, behind and/or laterally of the tire contact patch () in the direction of travel (F) of the vehicle () and having at least one resonance frequency and a curved first absorber membrane () facing the tire contact patch (), wherein essentially the entire first absorber membrane () is oriented normally to a direction of sound propagation (S) emanating from the tire contact patch (), and the sound absorption element () is located at a distance from the tire contact patch () which corresponds to a multiple of half a wavelength (λ) assigned to the resonance frequency.",
  "title": "DEVICE FOR REDUCING TYRE NOISE"
}