Title:
MULTISTAGE PUMP FOR MULTI-LAYER EFFLUENT
Document Type and Number:
Japanese Patent JPH04292588
Kind Code:
A
Abstract:
PURPOSE: To provide a multistage pump having an easily installable assembly comprising a shaft and pulsating systems and an easily balanceable rotor.
CONSTITUTION: In a multistage pump comprising a main body 2 sealed by a flange 6 formed close to an entrance and a flange 20 formce close to an exit at both ends, pulsating systems 12 coupled with the main body 2, and strainers 14 alternately disposed on the main body 2 with the pulsating systems 12, a shaft 10 is formed with the pulsating systems 12 as an assembly comprising a single member, and washers 3, 30 are installed close to a center part of the main body at least in the number of stages.
Inventors:
CHAIX JEAN-EDMOND (FR)
Application Number:
JP35283891A
Publication Date:
October 16, 1992
Filing Date:
December 16, 1991
Export Citation:
Assignee:
TECHNICATOME (FR)
International Classes:
F04D1/04; F04B47/00; F04D29/04; F04D29/041; F04D29/043; F04D29/18; F04D29/62; (IPC1-7): F04B47/00
Attorney, Agent or Firm:
Masatake Shiga (3 outside)