Patent ID: 11946512
Assignee: DAYCO EUROPE S.R.L.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 19:
20. A pulley unit comprising:
a hub configured to be connected to a crankshaft of a motor vehicle and having an axis (A);
a pulley coaxial to the hub and supported in a rotationally free manner with respect to the hub;
a clutch interposed between the hub and the pulley;
an actuator for controlling the clutch, and
a filtering unit configured to filter torsional vibrations;, characterized in that the clutch includes an inner disc rotationally coupled to the hub and having an engagement portion housed inside the pulley, and a mobile member movable axially between an engagement position in which the pulley is rotationally coupled to the engagement portion of the inner disc and a disengagement position in which the pulley is rotationally free with respect to the inner disc.