planetary gear

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Related to Planetary gears: epicyclic
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Noun1.planetary gear - an outer gear that revolves about a central sun gear of an epicyclic trainplanetary 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
References in periodicals archive ?
North America is currently undergoing a trend toward multimode automatic transmissions, and this is resulting in increased numbers of sun gears located at the center of the planetary gear unit as well as the pinion gears that make up planetary gears.
The existing know-how for the production of planetary gears is centered on the individual, expert knowledge is largely passed "from generation to generation," a lack of systematic training enriched with the latest knowledge and methods.
He told a fatal accident inquiry in Aberdeen that he became convinced the aircraft crashed because of a fatigue crack on one of the planetary gears.
Important to note: Gear wheels, planetary gears, chain gears, and other components need to be made in high volumes and with high levels of precision.
That gives the oil time to run back from the planetary gears into the hub so you can get an accurate reading in the sight glass.
Used parts include oil pump, drums, planetary gears, bearings, shafts, valve bodies, transmission cases, haubs differentials, Located in prime location serving broward, dade and palm beach county.
VOITH has received a major order for the delivery of 60 variable-speed planetary gears type "Vorecon.
Some subjects under discussion are hoist lubricating oil pressure and liquid level detection, mechanics of special materials against oil volatility risk, finite element modeling and stress analysis for planetary gears with thin rims, and oscillatory behavior in a nonlinear gyroscopic system with mechanics.
Travel Business Review-August 17, 2012--Buhler Motor expands product portfolio; Buhler DC and BLDC motors now also available with steel planetary gears in 42, 52 and 62 mm diameter(C)2012] ENPublishing - http://www.
And planetary gears multiply the hydrostatic motor torque to provide excellent digging power.
To identify the connection, I start from the effect(noise) to the cause(wear) using the fish-bone diagram for planetary gears and draw up the scheme from Fig.
It consists of a sun gear, three planetary gears attached to a carrier and a ring gear.

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