| 摘要 |
The present invention relates to an auxiliary back of a chair which is utilized by mounting on a chair and which includes a mounting stand capable of being mounted on the back of a chair; and a pair of supporting plates arranged on the front left and front right sides of the mounting stand. The supporting plates supporting the back of a user are each joined to the mounting stand by an elastic member and support the back of a user by the elastic movement of the elastic member to be proper to a body type of a user so that the auxiliary back of a chair can support the back of a user without limitations of a leaning angle or body conditions of a user in order to make a user maintain a correct posture according to a body type of a user even in a normal chair which is not ergonomically designed. |
