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drum brake

 - 2 dictionary results

drum brake

–noun Automotive.
a brake system in which a pair of brake shoes can be pressed against the inner surface of a shallow metal drum that is rigidly attached to a wheel.

Origin:
1945–50
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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drum brake  
n.  A brake in which the friction is caused by a set of pads that press against the inner surface of a rotating drum.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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