Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary (1917)
Hiscox, Gardner Dexter, 1822?-1908 · New York : The Norman W. Henley publishing co. · leaf 208
755. ELECTRIC HOIST.—The footlever is the friction brake. The left-hand lever is for release, the right-handlever is the starter. … 756. ELECTRIC BRAKE.-Thebrake shoes are fixed to two adjust-able curved levers and an operatinglever — a solenoid magnet being theoperating power.
Mechanical movements
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