prony brake

[ proh-nee ]
/ ˈproʊ ni /

noun

a friction brake serving as a dynamometer for measuring torque.

Origin of prony brake

named after G.C.F.M. Riche, Baron de Prony (died 1839), French engineer
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019