475 / | HD | PLANETARY GEAR TRANSMISSION SYSTEMS OR COMPONENTS |
331 | DF | PLANETARY GEARING OR ELEMENT {12} |
338 | DF | .~ Coaxial teeth around planet pinion engage axially spaced relatively rotatable gears {2} |
339 | DF | .~.~ Engage plural relatively rotatable sun gears {1} |
340 | .~.~.~ And orbit gear |