Pump for fluid media

Details Pump for fluid media Pump for fluid media

1980-04-14

1982-07-27

Smith, Leonard E.

Rotary kinetic fluid motors or pumps

With lubricating, sealing, packing or bearing means having...

For shaft sealing, packing, lubricating or bearing means

415175, F04D 2910

Patent

active

043415032

ABSTRACT:
A pump for fluid media, with an inner pipe or tube arranged in a housing. A drive shaft is journalled in the inner tube, and a rotor is arranged in the housing. The rotor has a main body which is secured to the drive shaft and is provided with conveying blades for the medium. The rotor has a turbine or pump operating counter to the transporting or conveying direction of the conveying blades. At least one passage is arranged in the main body and extends from the pressure side to the suction side of the rotor, with the passage being connected with a suction gap on the inner tube.

REFERENCES:
patent: 1285644 (1918-11-01), Doble et al.
patent: 1851513 (1932-03-01), Holmstrom
patent: 2819675 (1958-01-01), Gilman
patent: 2921533 (1960-01-01), Williams
patent: 3115841 (1963-12-01), Tilson
patent: 3508842 (1970-04-01), Lievens
patent: 3620639 (1971-11-01), Gaffal et al.

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