Patent ID: 7524271

Claim:
a chair and exercise assembly attachment, comprising: a chair including a support, a seat displaceably mounted to the support, and a backrest secured to the seat; and an exercise assembly attached to the chair, the exercise assembly including: a plurality of elastic members; a fixing member affixed on the support, the fixing member including (a) a base, (b) a first fixing part and (c) a second fixing part, each the fixing part extending from a side of the base, each the fixing part having a plurality of mounting parts, wherein the number of mounting parts is in correspondence with the number of elastic members and at least a portion of the mounting parts have a U-shaped contour; and joining member affixed under the seat and above the fixing member, and having a plurality of joining parts, the number of joining parts corresponding to the number of elastic members and each of the joining parts having a U-shaped contour; wherein the elastic members respectively sequentially pass through the corresponding mounting part of the first fixing part, the corresponding joining part of the joining member and the corresponding mounting part of the second fixing part, a tension of the elastic members being adjusted by a height adjustment mechanism of the chair to displace the seat relative to the support.