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1. (WO2017019114) BLADE CONTOUR OF A ROTOR FOR A LIQUID RING PUMP

Pub. No.:    WO/2017/019114    International Application No.:    PCT/US2015/055515
Publication Date: Fri Feb 03 00:59:59 CET 2017 International Filing Date: Thu Oct 15 01:59:59 CEST 2015
IPC: F04C 19/00
Applicants: GARDNER DENVER NASH LLC
Inventors: GAIBOR, Wilson, Fabián
ZAZA, Giovanni
ROTTA, Emanuele
Title: BLADE CONTOUR OF A ROTOR FOR A LIQUID RING PUMP
Abstract:
A liquid ring pump includes a stationary housing that defines an inner space, and a drive shaft rotatably mounted within the stationary housing. The drive shaft defines a rotational axis. An impeller includes a plurality of blades extending radially outward with respect to the rotational axis, and each blade includes a root and a tip, wherein a continuous curve extends from the tip of each blade through the root of the blade and intersects with the rotational axis.