Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 129
on inclined tracks or ways. The apron passes over and rotates the drum A, which by a pinion turnsa sear, on the opposite end of the axle of which is a wheel, which is governed or held by a brake-lever. The horse walks upon the step-boards, and so causes the apron to rotate. Power is takenoff by… … 2329, the device being termed an impulsoria. Motion is imparted from the moving platform tothe axles by means of gearing. It is hardly necessary to point out that this is simply an ingeniousway of wasting power, and that the force of the animal would be much more economically exertedby direct…
Mechanical engineering -- Dictionaries
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