Muscular strength assisting apparatus and muscular strength assisting system including the same

A muscular strength assisting system comprising:

• a muscular strength assisting apparatus configured to assist a user's muscular strength;
• a harness including a shoulder portion configured to be brought into contact with a shoulder of the user and a body portion configured to be brought into contact with a body of the user;
• and
• an adapter configured to connect the harness and the muscular strength assisting apparatus to each other,
• wherein the muscular strength assisting apparatus includes:
• a muscular strength assisting portion configured to assist the user's muscular strength;
• and
• a first connecting link including one side connected to one side of the muscular strength assisting portion and an opposite side connected to the shoulder portion to be rotatable about a first rotation axis, and
• wherein the muscular strength assisting portion includes:
• an upper arm module configured to assist muscular strength of an upper arm of the user;
• and
• a link assembly including one side connected to one side of the upper arm module to be rotatable about a second rotation axis non-parallel to the first rotation axis and an opposite side connected to a portion of the body portion by the adapter.