The moving parts of a machine are those parts of it that move. Machines comprise both moving and fixed parts. The moving parts have controlled and constrained motions. Moving parts do not include any moving fluids, such as fuel, coolant or hydraulic fluid. Moving parts also do not include any mechanical locks, switches, nuts and bolts, screw caps for bottles etc. Wikipedia [ - ]

The moving parts of a machine are those parts of it that move. Machines comprise both moving and... [ + ]