Examlex
Every relation without partial functional dependencies is in 3NF.
Rack and Pinion
A type of linear actuator that converts rotational motion into linear motion using a circular gear (the pinion) engaging a linear gear (the rack).
Recirculating Ball
A type of steering system mechanism that utilizes a series of balls to reduce friction and provide smoother steering control.
Belt-driven
Describes mechanisms or devices powered by a belt, which transfers movement and power from one pulley to another.
Pump
A mechanical device used to move fluids or gases from one place to another by creating pressure differential.
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