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Noun

planet gear - an outer gear that revolves about a central sun gear of an epicyclic train

epicyclic gear, planet wheel, planetary gear

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

So any planet branch located at an arbitrary planet position angle fk can be considered as a combination of three subsystems: a sun and planet gear pair, a ring and planet gear pair and a carrier and planet gear pair, shown in Figure 3.

Dynamic Analysis of Helical Planetary Gear Sets under Combined Force and Moment Loading

The tangential force between the sun and planet gear is plotted in Figure 13, with a steady state value of 412 [KN].

Computational Design Scheme for Wind Turbine Drive-Train Based on Lagrange Multipliers

A preliminary report by the inquiry team found the most likely cause of the April 29 tragedy near Bergen was a fatigue fracture in a second stage planet gear.

Lorry link to copter disaster

"Recent metallurgical findings have revealed features strongly consistent with fatigue in the outer race of a second stage planet gear in the epicyclic module of the (main gear box)," the Accident Investigation Board Norway said in a report published on its website on Wednesday.

Norway helicopter crash investigators issue safety warning on Airbus Super Puma gearbox

The designs: Design A | is inspired by the Industrial Revolution invention of the sun and planet gear system invented by William Murdoch for Boulton & Watt.

Six flag designs shortlisted as future symbol of Birmingham

The root of the failure was a magnetic particle found on the chip detector of the part of the main rotor gearbox known as the second stage planet gear.

Failed gearbox to blame for tragic helicopter crash

Instead, they developed the sun and planet gear in 1781, and continued to use this even after Pickard's patent had expired.

All steamed up: James Watt's name will forever be associated with the steam engine. But his influence was so great that he has been described as the first hero of the Industrial Revolution

Band drive is affected by a play-free planet gear and belt system.

KASTOmaxcut Features Gantry-Type Bandsaw