| 475 / | HD | PLANETARY GEAR TRANSMISSION SYSTEMS OR COMPONENTS | 
| 31 | DF | FLUID DRIVE OR CONTROL OF PLANETARY GEARING {11} | 
| 91 | DF | .~ Fluid resistance inhibits relative rotation {5} | 
| 93 | DF | .~.~ Valve inhibits fluid flow {7} | 
| 109 | DF | .~.~.~ Planet clutched to carrier {1} | 
| 110 |  | .~.~.~.~ With reversing means |