Tuned vibration damped device

Abstract

A number of variations may include a casting including a body portion and a mass damper extending therefrom wherein the body portion and the mass damper are a continuous un-joined single piece of cast metal, and wherein the mass dampers constructed and arranged to prevent or retard vibrations of the body portion. A number of variations may include a vented brake rotor including a hub and a first annular portion extending from the hub; the annular portion including a first rotor cheek, a second rotor cheek spaced apart from the first rotor cheek and at least one rib extending between the first rotor cheek and the second rotor cheek; a mass damper disposed between the first rotor cheek and the second rotor cheek. A number of variations may include a casting including a body portion and a mass damper extending therefrom wherein the body portion and the mass damper are a continuous un-joined single piece of cast metal, and wherein the mass damper is constructed and arranged to prevent or retard vibrations of the body portion.

Dependencies are inferred from the claim text.