epicyclic gear


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Noun1.epicyclic gear - an outer gear that revolves about a central sun gear of an epicyclic trainepicyclic gear - an outer gear that revolves about a central sun gear of an epicyclic train
epicyclic gear train, epicyclic train - a system of epicyclic gears in which at least one wheel axis itself revolves about another fixed axis
cogwheel, gear, gear wheel, geared wheel - a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion
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References in periodicals archive ?
Keruvannya zminamy shvydkosti za dopomohoyu zubchastoyi dyferentsial'noyi peredachi cherez epitsykl [Speed change management via epicyclic gear train through epicycle] Visnyk Ternopil's'koho natsional'noho tekhnichnoho universytetu [Scientific Journal of Ternopil National Technical University].
Power-split architectures are complex and expensive, as they require two electric machines and at least one epicyclic gear train to continuously vary the engine speed ratio.
ET-4-31 Epicyclic Gear Train & Holding Torque Apparatus
Given the high rotational speed of APU LP spool (about 20,000 rpm), to avoid fan tip excessive speeds, Garrett engineers developed a concentric epicyclic gear box to drive the fan.
The prototype system combines proven systems and technologies with a compressed air energy storage unit, a hydraulic pump/motor unit and an automatic transmission with an epicyclic gear train.
The power distribution gear unit is ideally suited for applications outside the range of technical feasibility of parallel shaft and epicyclic gear units.
Planetary gear trains, also referred as epicyclic gear trains, are those in which one or more gears orbit about the central axis of the train.
These gearboxes feature a new epicyclic gear design that increases the power of the unit without affecting overall weight.