| 摘要 |
An assistance system including a support and two stretching members wherein a retaining part and a base of at least a first of the stretching members extend respectively in transverse planes, the transverse plane containing the retaining part of the first stretching member being offset towards the retaining part of the second stretching member relative to the base of said first stretching member, and wherein the first stretching member includes: a shaped rod and having a bow for forming a body having a recess, an external connecting element to which the base is linked, and an internal connecting element parallel to the external connecting element. |
