ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,822, issued on June 17, was assigned to MUVIQ S.R.L. (Ivrea, Italy).
"Filtering pulley" was invented by Gianluca Cariccia (Ivrea, Italy), Andrea Guala (Ivrea, Italy) and Gilberto Delle Rose (Ivrea, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "Filtering pulleys for an accessory transmission of an internal combustion engine have a hub, an annular crown provided with a profile configured to cooperate with a transmission belt positioned externally coaxial around an axis (A) to the hub and supported in rotationally free motion on the hub itself, and a filtering unit for transmitting the torque interposed between the hub and the annular crown. The...