| 摘要 |
A substrate processing apparatus comprising a transport arm having serially connected arm links, at least one of the arm links having a predetermined arm link height, at least a first pulley and a second pulley, where the second pulley is fixed to an arm link of the serially connected arm links, and at least one torque transmission band extending longitudinally between and coupled to each of the first pulley and the second pulley, the at least one torque transmission band having a corresponding band height for the predetermined arm link height and a variable lateral thickness such that the at least one torque transmission band includes a segment of laterally increased cross section for the corresponding band height. |
