An old hand crank grinder, covered in grease and dust, is carefully restored to its former glory. Upon disassembly, the grinder reveals rust and rough textures on the exterior, while hardened grease ...

Abstract: In rotary vector (RV) reducers, both the planet gears and cycloidal gears are mounted on the crankshafts and rotated at the same speed. As a result, the rotational order/frequency of the ...