epicyclic gearing
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Epicyclic gearing — or planetary gearing is a gear system that consists of one or more outer gears, or planet gears, revolving about a central, or sun gear. Typically, the planet gears are mounted on a movable arm or carrier which itself may rotate relative to the… … Wikipedia
epicyclic train — noun a system of epicyclic gears in which at least one wheel axis itself revolves about another fixed axis • Syn: ↑epicyclic gear train • Hypernyms: ↑gearing, ↑gear, ↑geartrain, ↑power train, ↑train • … Useful english dictionary
epicyclic gear train — noun a system of epicyclic gears in which at least one wheel axis itself revolves about another fixed axis • Syn: ↑epicyclic train • Hypernyms: ↑gearing, ↑gear, ↑geartrain, ↑power train, ↑train • Par … Useful english dictionary
Bicycle gearing — The gearing on a bicycle is the selection of appropriate gear ratios for optimum efficiency or comfort. Different gears and ranges of gears are appropriate for different people and styles of cycling. Multi speed bicycles allow gear selection to… … Wikipedia
Differential gearing — differential dif fer*en tial, a. [Cf. F. diff[ e]rentiel.] 1. Relating to or indicating a difference; creating a difference; discriminating; special; as, differential characteristics; differential duties; a differential rate. [1913 Webster] For… … The Collaborative International Dictionary of English
compensating gearing — Jack in a box Jack in a box 1. (Bot.) A tropical tree ({Hernandia sonora}), which bears a drupe that rattles when dry in the inflated calyx. [1913 Webster] 2. A child s toy, consisting of a box, out of which, when the lid is raised, a figure… … The Collaborative International Dictionary of English
Gear — For the gear like device used to drive a roller chain, see Sprocket. This article is about mechanical gears. For other uses, see Gear (disambiguation). Two meshing gears transmitting rotational motion. Note that the smaller gear is rotating… … Wikipedia
Transmission (mechanics) — Gearbox redirects here. For the video game developer, see Gearbox Software. 5 speed gearbox + reverse, the 1600 Volkswagen Golf (2009). A machine consists of a power source and a power transmission system, which provides controlled application of … Wikipedia
Differential (mechanical device) — For other uses, see Differential. A cutaway view of an automotive final drive unit which contains the differential Input … Wikipedia
Antikythera mechanism — The Antikythera mechanism (main fragment) The Antikythera mechanism ( / … Wikipedia
Orrery — This article is about the mechanical device. For the British peerage, see Earl of Orrery. A small orrery showing earth and the inner planets An orrery is a mechanical device that illustrates the relative positions and motions of the planets and… … Wikipedia
