- reduction gear
- noun Date: 1894 a combination of gears used to reduce the input speed (as of a marine turbine) to a lower output speed (as of a ship's propeller)
New Collegiate Dictionary. 2001.
New Collegiate Dictionary. 2001.
reduction gear — noun gearing that reduces an input speed to a slower output speed • Hypernyms: ↑gearing, ↑gear, ↑geartrain, ↑power train, ↑train … Useful english dictionary
reduction gear — set of gears that lessens an input speed to a slower output speed … English contemporary dictionary
reduction gear — noun a system of gearwheels in which the driven shaft rotates more slowly than the driving shaft … English new terms dictionary
Gear ratio — The gear ratio is the relationship between the number of teeth on two gears that are meshed or two sprockets connected with a common roller chain, or the circumferences of two pulleys connected with a drive belt. General description In the… … Wikipedia
Reduction drive — A reduction drive is a mechanical device to shift rotational speed. A planetary reduction drive is a small scale version using ball bearings in an epicyclic arrangement instead of toothed gears.Reduction drives are used in engines of all kinds,… … Wikipedia
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Spiral bevel gear — A spiral bevel gear is a bevel gear with helical teeth. The main application of this is in a motor vehicle differential, where the direction of the drive carried by the propeller shaft (drive shaft) has to be turned through 90 degrees in order to … Wikipedia
Hub gear — Sturmey Archer SX3 A Sturmey Archer AM bicycle hub gear mechanism wi … Wikipedia
Metal Gear Solid — This article is about the original PlayStation game. For the series, see Metal Gear. For the Game Boy Color game, see Metal Gear Solid (Game Boy). Metal Gear Solid … Wikipedia
Bevel gear — Bevel gears are gears where the axes of the two shafts intersect and the tooth bearing faces of the gears themselves are conically shaped.Bevel gears are most often mounted on shafts that are 90 degrees apart, but can be designed to work at other … Wikipedia