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drum brake
machine component
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automobiles
- In automobile: Brakes
…stopping vehicles were mechanically actuated drum brakes with internally expanding shoes; i.e., foot pressure exerted on the brake pedal was carried directly to semicircular brake shoes by a system of flexible cables. Mechanical brakes, however, were difficult to keep adjusted so that equal braking force was applied at each wheel;…
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bicycles
- In bicycle: Brakes
Drum brakes that force two arcs of friction material against the inside of a steel drum on the hub are less common. Disc brakes have been designed for mountain bikes. They squeeze against a metal disc located near the hub instead of against the rims.
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