Rack and pinion gears are used to convert rotation into linear motion. The flat, toothed part is the rack and the gear is the pinion. A piston coaxial to the rack provides hydraulic assistance force, ...

Rack Racks are straight components with gear teeth. They mate with pinions (spur gears) and are typically straight-toothed. Pinion Pinions are used to drive racks or larger gears. They can be ...