A centrifugal clutch is a clutch that engages automatically when its rotational velocity exceeds a certain limit, typically by weights pushed against springs by centrifugal force generated by the rotation. Rear side of a Ford V6 engine, looking at the clutch housing on the flywheel Single, dry, clutch friction disc. ... Revolutions per minute (abbreviated rpm, RPM, r/min, or min-1) is a unit of frequency, commonly used to measure rotational speed, in particular in the case of rotation around a fixed axis. ... Centrifugal force (from Latin centrum center and fugere to flee) is a term which may refer to two different forces which are related to rotation. ...

Centrifugal clutches are often used in mopeds, lawnmowers, battlebots, go-karts, chainsaws and mini bikes to: A picture of several mopeds from a ride sponsored by the Moped Army. ... A lawn mower (often spelled as one word—lawnmower) is a machine (electric or mechnical) used to cut grass to an even length. ... A kart racer takes a turn on an indoor track Kart racing (as the word is so spelled by enthusiasts) or karting is a variant of open-wheeler motor sport with simple, small four-wheeled vehicles called karts, go-karts, or gearbox/shifter karts depending on the design. ... A chainsaw (also spelled chain saw) is a portable mechanical, motorized saw. ... An old style minibike A minibike is a small motorcycle, usually for offroad use. ...

• keep the internal combustion engine from stalling when the blade or weapon is stopped abruptly
• provide low load during starting
• allow engine to idle

The centrifugal clutch was invented by Thomas Fogarty, who also invented the balloon catheter. A colorized automobile engine The internal combustion engine is a heat engine in which the burning of a fuel occurs in a confined space called a combustion chamber. ...

See also

• Saxomat