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Related to Friction brake: brake caliper
|(Mach.)||a form of dynamometer for measuring the power a motor exerts. A clamp around the revolving shaft or fly wheel of the motor resists the motion by its friction, the work thus absorbed being ascertained by observing the force required to keep the clamp from revolving with the shaft; a Prony brake.|
See also: Friction
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.