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 143
486. JONVAL TURBINE. — The upperinclined blades are fixed. The Ipwer inverseblades form the wheel. … 487. JONVAL TURBINE.—^, The case ; a, the chute or directrix, fixed; c, the wheelbuckets. The curved buckets are set slightlytangent and curve downward in parabolic orcycloidal form. Water discharges downward.Efficiency from eighty to eighty-five per cent.
Mechanical movements
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