Sliding assembly and motion assistance apparatus including the same

A motion assistance apparatus comprising:

• a fixing module configured to be attached to a waist of a user;
• a driving module;
• and
• a supporting module configured to be driven by the driving module,
• wherein the supporting module comprises:
• a sliding assembly, and
• a supporting band provided to cover a circumference of at least a portion of a thigh of the user,
• wherein the sliding assembly comprises:
• a supporting frame comprising an accommodating space,
• a sliding bar inserted into the accommodating space,
• a plurality of first rollers provided on the sliding bar and configured to contact an inner wall of the supporting frame, and
• a plurality of second rollers provided on the supporting frame and configured to contact the sliding bar,
• wherein the sliding bar moves relative to the supporting frame while the user walks, and
• wherein the plurality of second rollers are configured to prevent the sliding bar from separating from the supporting frame.