Laundry treating apparatus

A laundry treating apparatus comprising:

• a cabinet;
• a drum accommodated in the cabinet;
• a tub accommodating the drum;
• and
• a dynamic dampener provided to dampen oscillations of the cabinet, wherein the dynamic dampener includes:
• a support plate coupled to the cabinet;
• a mass body provided on the support plate;
• and
• a friction plate interposed between the mass body and the support plate to apply a friction force to attenuate a relative motion of the mass body,
• wherein the support plate includes a projection extending from an outer edge of the support plate to define an accommodation groove in the support plate to receive the mass body,
• wherein the friction plate includes:
• a lower slider mounted on the support plate;
• and
• an upper slider mounted on a bottom surface of the mass body and slidably movable on a top surface of the lower slider,
• wherein the friction plate includes a plastic material associated with a predetermined frictional force,
• wherein the upper slider includes:
• an upper slider body;
• a plurality of coupling protrusions protruding from a top surface of the upper slider body;
• and
• a plurality of slider rails protruding from a bottom surface of the upper slider body, and
• wherein the lower slider comprises:
• a lower slider body;
• a plurality of second coupling protrusions protruding from a bottom surface of the lower slider body;
• and
• at least one rail accommodation groove recessed from a top surface of the lower slider body to accommodate the plurality of slider rails.