sun gear
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sun gear — sun′ gear n. mac (in an epicyclic train) the central gear around which the planet gears revolve … From formal English to slang
sun gear — noun the central gear in an epicyclic train • Hypernyms: ↑gear, ↑gear wheel, ↑geared wheel, ↑cogwheel • Part Holonyms: ↑epicyclic train, ↑epicyclic gear train * * * noun … Useful english dictionary
sun gear — The center gear around which the planet gears revolve. Also called sun wheel. Also see planetary gear … Dictionary of automotive terms
sun gear — noun see sun and planet gear … English new terms dictionary
Sun and planet gear — The sun and planet gear (also called the planet and sun gear) was a method of converting reciprocal motion to rotary motion and utilised a reciprocating steam engine.It was likely invented by the Scottish engineer William Murdoch, an employee of… … Wikipedia
gear — Wheel like part with teeth cut into the rim. When one gear meshes with another gear, it causes the second gear to drive the other and in this way transmits power. When the gears are different sizes (different number of teeth on each gear) the… … Dictionary of automotive terms
gear wheel — noun a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion • Syn: ↑gear, ↑geared wheel, ↑cogwheel • Hypernyms: ↑wheel • Hyponyms: ↑bevel gear, ↑ … Useful english dictionary
sun-and-planet gear — noun a system of gearwheels consisting of a central wheel (a sun gear or sun wheel) around which other wheels (planet gears or planet wheels) travel … English new terms dictionary
sun wheel — noun : sun gear * * * Mach. See sun gear. [1810 20] … Useful english dictionary
sun wheel — Mach. See sun gear. [1810 20] * * * … Universalium
