centrifugal brake

noun

a safety mechanism on a hoist, crane, etc, that consists of revolving brake shoes that are driven outwards by centrifugal force into contact with a fixed brake drum when the rope drum revolves at excessive speed

Words nearby centrifugal brake

centric fusion, centric occlusion, centriciput, centrifugal, centrifugal box, centrifugal brake, centrifugal casting, centrifugal clutch, centrifugal force, centrifugal nerve, centrifugal pump