| 415 / | HD | ROTARY KINETIC FLUID MOTORS OR PUMPS |
| 60 | DF | PLURAL RUNNERS SUPPORTED FOR RELATIVE MOTION OR ON SEPARATE SHAFTS {5} |
| 66 | DF | .~ Serially spaced in working fluid flow path {2} |
| 68 | | .~.~ Coaxial runners {1} |
| 69 | DF | .~.~.~> One runner support surrounds another |