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Mechanism vs Valvetrain - What's the difference?

mechanism | valvetrain |

As nouns the difference between mechanism and valvetrain

is that mechanism is within a machine or machinery; any mechanical means for the conversion or control of motion, or the transmission or control of power while valvetrain is the collective mechanisms and parts that control the operation of the valves in an internal combustion engine.

mechanism

English

Noun

(en noun)
  • Within a machine or machinery; any mechanical means for the conversion or control of motion, or the transmission or control of power.
  • Any combination of cams, gears, links, belts, chains and logical mechanical elements.
  • * {{quote-magazine, date=2012-03
    • , author=(Henry Petroski) , title=Opening Doors , volume=100, issue=2, page=112-3 , magazine= citation , passage=A doorknob of whatever roundish shape is effectively a continuum of levers, with the axis of the latching mechanism —known as the spindle—being the fulcrum about which the turning takes place.}}
  • A group of objects or parts that interact together. (as in Political machine )
  • A mental, physical or chemical process.
  • (philosophy) A theory that all natural phenomena can be explained by physical causes.

    • Derived terms

    * defense mechanism * reaction mechanism

    valvetrain

    English

    Noun

    (en noun) (wikipedia valvetrain)
  • The collective mechanisms and parts that control the operation of the valves in an internal combustion engine.
  • * {{quote-news, year=2007, date=January 14, author=Don Sherman, title=Making Modern Horsepower the Old-Fashioned Way, work=New York Times citation
    • , passage=To coax their pushrod designs to rev higher without running out of breath, engineers have designed lighter, stiffer, lower-friction valvetrains . }}