freewheel and clutch unit

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• Clutch — For other uses, see Clutch (disambiguation). Rear side of a Ford V6 engine, looking at the clutch housing on the flywheel …   Wikipedia

• freewheel — [1] Usually refers to the action of a vehicle on a downgrade when the overdrive over running clutch is slipping with a resultant loss of engine braking. This condition will occur only after the overdrive unit is engaged but before the balk ring… …   Dictionary of automotive terms

• sprag clutch — A mechanical clutch used in reciprocating engines and direct shaft turbine engines. It helps remove the load of the rotor when the engine is being started. In helicopters, it allows the engine to drive the rotor, but when the engine power is… …   Aviation dictionary

• Sprag clutch — One way bearing combining sprags and bearing rollers in one race A sprag clutch is a one way freewheel clutch. It resembles a roller bearing, but instead of cylindrical rollers, non revolving asymmetric figure of eight shaped sprags are used.… …   Wikipedia

• Manual transmission — Transmission types Manual Sequential manual Non synchronous Preselector Automatic Manumatic Semi automatic Electrohydraulic …   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

• Overdrive (mechanics) — For other uses, see Overdrive. An overdrive is sometimes a separate unit that fits into the back of a gearbox, as with this Fairey unit. A plate warns to only engage the unit in third and fourth gears …   Wikipedia

• Belt (mechanical) — For other belts, see Belt (disambiguation). A pair of vee belts …   Wikipedia

• Quattro (four wheel drive system) — quattro (meaning four in Italian), is the name used by Audi AG to indicate that four wheel drive (4WD) technologies or systems are used on specific models of the Audi automobiles.Audi.com Glossary [http://www.audi.com/audi/com/en2/tools/glossary/e… …   Wikipedia

• Sprag — A sprag is a one way freewheel clutch used in a number of applications. It resembles a roller bearing with rollers shaped like a figure eight and cocked with a spring. When the unit rotates in one direction, the rollers stand up and bind because… …   Wikipedia

• Differential (mechanical device) — For other uses, see Differential. A cutaway view of an automotive final drive unit which contains the differential Input …   Wikipedia