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 938
ared,to admit of winding by a key. The other end ofthe spring is attached to the inner surface of thebarrel. The arbor carries a ratchet-wheel, which is prevented from turning back by a click. Thecentre-wheel d is driven by the action of the great wheel upon its pinion c, called the…
Mechanical engineering -- Dictionaries
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