Patent ID: 8007244

Claim:
An article comprising: a vibration damping coating on a first surface of a plurality of portions of an erosion resistant material, the vibration damping coating on each portion of the erosion resistant material comprising a plurality of segments, wherein the vibration damping coating is impregnated with a polymer material, wherein the portions of the erosion resistant material and the vibration damping coating are adhesively bonded to a surface of the article such that the vibration damping coating is arranged between the surface of the article and the portions of the erosion resistant material and such that the portions of the erosion resistant material are arranged on different regions of the surface of the article, wherein the plurality of segments of the vibration damping coating are separated by gaps, wherein the vibration damping coating comprises at least a ceramic material selected from the group consisting of magnesium aluminate, calcium silicate, zirconia and yttria stabilized zirconia, wherein the erosion resistant material comprises at least a metal selected from the group consisting of stainless steel, a nickel alloy and a cobalt alloy, and wherein the article comprises a component of a gas turbine engine, the component comprising a fan blade, a compressor blade, a compressor vane, a turbine blade or a turbine vane.