| 464 / | HD | ROTARY SHAFTS, GUDGEONS, HOUSINGS, AND FLEXIBLE COUPLINGS FOR ROTARY SHAFTS | 
| 1 | DF | SPEED RESPONSIVE DEVICE FOR ADJUSTING RELATIVE ROTATIONAL POSITION OF COUPLED MEMBERS {2} | 
| 3 | DF | .~ Pivoted weight {3} | 
| 6 |  | .~.~ Pivotal movement opposed by expansion of coil spring along its axis |