| 464 / | HD | ROTARY SHAFTS, GUDGEONS, HOUSINGS, AND FLEXIBLE COUPLINGS FOR ROTARY SHAFTS |
| 51 | DF | TORQUE TRANSMITTED VIA FLEXIBLE ELEMENT {16} |
| 57 | DF | .~ Element has plural convolutions wound about rotational axis {3} |
| 58 | ![]() | .~.~ Plural radially overlapping convoluted elements |