The exoskeletons are innovative established gadgets providing more durability and strength for body structures. Most of them are driven by outsource such as hydrohalic system, pneumatic system, electrical motor etc. Because of it is wearable devices, it must be comfortable and low weight. Two types of people normally use of these gadgets; disable persons and labors. In this paper, some fabricated rehabilitation apparatuses at Arak University of Technology are introduced to make better sense by this technology.