FAST AND LOOSE PULLEYS
\fˈast and lˈuːs pˈʊlɪz], \fˈast and lˈuːs pˈʊlɪz], \f_ˈa_s_t a_n_d l_ˈuː_s p_ˈʊ_l_ɪ_z]\
Definitions of FAST AND LOOSE PULLEYS
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Two pulleys of the same diameter placed side by side on a shaft, the one rigidly fixed to the shaft, the other loose. The shaft is driven from a revolving shaft by a band passed over the fixed pulley, and, when the shaft is to be stopped, the band is shifted to the loose pulley.
By Daniel Lyons