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A metal cylinder to which pressure is applied by a braking mechanism in order to arrest rotation of the wheel or shaft to which the cylinder is attached.
(Automotive Engineering) the cast-iron drum attached to the hub of a wheel of a motor vehicle fitted with drum brakes. See also brake shoe
a narrow metal cylinder, fixed to a rotating shaft or wheel, against which brake shoes or brake bands act.
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|Noun||1.||brake drum - a hollow cast-iron cylinder attached to the wheel that forms part of the brakes|
drum brake - hydraulic brake in which friction is applied to the inside of a spinning drum by the brake shoe
cylinder - a surface generated by rotating a parallel line around a fixed line