Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in constructive and operative machinery and the mechanical arts, being practically a mechanical dictionary, commencing with a rudimentary description of the early known mechanical powers and detailing the various motions, appliances and inventions used in the mechanical arts to the present time, including a chapter on straight line movements, by Gardner D. Hiscox (1914)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 225
819. VERTICAL BUCKET PADDLE WHEEL.—The buckets, «, a, a, a, are pivoted to the shaft arms,b, I?. To the pivots are attached cranks, r, c, c, cwhich are pivoted to the arms of an eccentric ring re-volving with the shaft on a fixed eccentric, e. By thisarrangement the buckets are kept vertical. … 820. FEATHERING PAD-DLE WHEEL.—The buck-ets are hinged with back le-vers and turned to their properposition by arms pivoted ec-centric to the shaft. Theframework of the wheel is ofiron or steel. 821. Cross section. NAVIGATION AND ROADS. 215
Mechanical movements
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