475 / | HD | PLANETARY GEAR TRANSMISSION SYSTEMS OR COMPONENTS |
162 | DF | PLANET PERIPHERY SURROUNDS AXIS OF INTERACTING GEAR (E.G., ECCENTRICALLY DRIVEN TRANSMISSON) {11} |
176 | .~ Gear has plural circumferential tooth sets {1} | |
177 | DF | .~.~> Internal and external tooth sets |