"A centrifugal pump differing from an ordinary centrifugal pumps in one feature only. The water rises…
"The sectional form of the guideblade chamber and the wheel and the curves of the wheel vanes and guideblades,…
"The sectional form of the guideblade chamber and the wheel and the curves of the wheel vanes and guideblades,…
"The general sectionl elevation of a Girard turbine, in which the flow is axial. The water, admitted…