- Types:
- show 36 types...
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balance, balance wheel
a wheel that regulates the rate of movement in a machine; especially a wheel oscillating against the hairspring of a timepiece to regulate its beat
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bicycle wheel
the wheel of a bicycle
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buffing wheel
a wheel that is covered with soft material
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cartwheel
a wheel that has wooden spokes and a metal rim
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car wheel
a wheel that has a tire and rim and hubcap; used to propel the car
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daisy print wheel, daisy wheel
a wheel around which is a set of print characters that make a typing impression on paper
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driving wheel
a wheel that drives a motor vehicle (transforms torque into a tractive force)
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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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emery wheel, grinding wheel
a wheel composed of abrasive material; used for grinding
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handwheel
a wheel worked by hand
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nosewheel
a wheel located under the nose of an airplane that is part of the plane's landing gear
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paddle wheel, paddlewheel
a large wheel fitted with paddles and driven by an engine in order to propel a boat
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pinwheel
a wheel that has numerous pins that are set at right angles to its rim
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potter's wheel
a horizontal rotating wheel holding the clay being shaped by a potter
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ratchet wheel
toothed wheel held in place by a pawl or detent and turned by a lever
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roller
a small wheel without spokes (as on a roller skate)
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roulette, toothed wheel
a wheel with teeth for making a row of perforations
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rowel
a small spiked wheel at the end of a spur
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sprocket, sprocket wheel
thin wheel with teeth that engage with a chain
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trundle
small wheel or roller
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wagon wheel
a wheel of a wagon
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water wheel, waterwheel
a wheel that rotates by direct action of water; a simple turbine
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water wheel, waterwheel
a wheel with buckets attached to its rim; raises water from a stream or pond
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bevel gear, pinion and crown wheel, pinion and ring gear
gears that mesh at an angle
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caster, castor
a pivoting roller attached to the bottom of furniture or trucks or portable machines to make them movable
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escape wheel
gear that engages a rocking lever
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fifth wheel, spare
an extra car wheel and tire for a four-wheel vehicle
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mill wheel, millwheel
water wheel that is used to drive machinery in a mill
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noria
a water wheel with buckets attached to the rim; used to raise water for transfer to an irrigation channel
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pinion
a gear with a small number of teeth designed to mesh with a larger wheel or rack
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epicyclic gear, planet gear, planet wheel, planetary gear
an outer gear that revolves about a central sun gear of an epicyclic train
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rack and pinion
a wheel gear (the pinion) meshes with a toothed rack; converts rotary to reciprocating motion (and vice versa)
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spur gear, spur wheel
gear wheels that mesh in the same plane
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sun gear
the central gear in an epicyclic train
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worm gear
gear consisting of a shaft with screw thread (the worm) that meshes with a toothed wheel (the worm wheel); changes the direction of the axis of rotary motion
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worm wheel
gear with the thread of a worm