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    Rack-and-pin·ion
    /ˌrak ən ˈpinyən/

    adjective

    • 1. denoting a mechanism, as for a car steering system, using a fixed cogged or toothed bar or rail engaging with a smaller cog: "rack-and-pinion steering"
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  3. A rack and pinion is a type of linear actuator that comprises a circular gear (the pinion) engaging a linear gear (the rack ). Together, they convert between rotational motion and linear motion. Rotating the pinion causes the rack to be driven in a line. Conversely, moving the rack linearly will cause the pinion to rotate.

  4. Jun 17, 2021 · A rack and pinion is a type of linear actuator that comprises a circular gear (the pinion) engaging a linear gear (the rack), which operates to translate rotational motion into linear motion. A rack and pinion drive can use both straight and helical gears.

  5. Rack and pinion, mechanical device consisting of a bar of rectangular cross section (the rack), having teeth on one side that mesh with teeth on a small gear (the pinion). The pinion may have straight teeth, as in the figure, or helical (twisted) teeth that mesh with teeth on the rack that are.

    • The Editors of Encyclopaedia Britannica
  6. Jan 31, 2022 · Learn how a rack and pinion changes rotary to linear motion

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    • Mr. Dillman's Tech Channel
  7. noun. a device for converting rotary into linear motion and vice versa, in which a gearwheel (the pinion) engages with a flat toothed bar (the rack) adjective. (of a type of steering gear in motor vehicles) having a track rod with a rack along part of its length that engages with a pinion attached to the steering column. Discover More.

  8. May 13, 2024 · noun. ( Automotive engineering: Vehicle components, Brakes, steering, wheels, tires, and suspension) A rack and pinion is a type of steering gear in which a pinion on the end of the steering column engages with a horizontal rack (= flat-toothed bar.) COLLOCATIONS: ~ steering.

  9. RACK AND PINION definition: 1. using a system where a cog (= a round metal part with small teeth) turns against a long bar that…. Learn more.

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