... contact space vehicles Planetary gears are used in automobiles, aircraft engines, helicopter transmissions, heavy machinery, and a variety of other industrial applications. They produce large speed reductions for high torque to weight ratios, with limited bearing loads and reduced vibration...

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... OF MECHANICAL DESIGN . Manuscript received June 2003; revised November 2003. Associate Editor: G. R. Pennock. 01 June 2003 01 November 2003 12 08 2004 rotation space vehicles elastic deformation microactuators kinematics A fully reversed (FR) sequence of rotations...