US2442512A - Reversible flow centrifugal pump - Google Patents

Reversible flow centrifugal pump Download PDF

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Publication number
US2442512A
US2442512A US650473A US65047346A US2442512A US 2442512 A US2442512 A US 2442512A US 650473 A US650473 A US 650473A US 65047346 A US65047346 A US 65047346A US 2442512 A US2442512 A US 2442512A
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United States
Prior art keywords
centrifugal pump
reversible flow
flow centrifugal
impeller
pump
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Expired - Lifetime
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US650473A
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Rubison Clarence William
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Individual
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Priority to US650473A priority Critical patent/US2442512A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/50—Fluid-guiding means, e.g. diffusers adjustable for reversing fluid flow
    • F04D29/506—Fluid-guiding means, e.g. diffusers adjustable for reversing fluid flow especially adapted for liquid pumps

Description

June `l, 1948. c.w.RuB|soN I I 2,442,512
REVERSIBLE FLOW CENTRIFUGAL PUMP Filed Feb. 27, 1946 2 Sheets-Sheet 1 v IE5. l
Inventor LHCE BJILLIHM ualauN I www 15%@ C. W. RUBISON REVERSIBLE FLOW CENTRIFUGAL PUMP June' l, 1948.
2 Sheets-Sheet '2 Filed Feb. 27, 1946 Inventor joining sides ripheral passage for the intake or of liquid to or from each chamber, o drive shaft Journaled in the casing. and n ainxle rotary vened impelier secured on said drive casing, said impeller havin: liquid inlets at opposite sides thereof inwardly being movable to a position within either desired impeller chamber for reversinz the iiow of liquid through the pump without changing rotation or the impeller, seid casing being provided with axial besrinzs in which the drive shaft is 1mm' peller including an end portion ol! nid bore communicating 5 impeller hub. l. een
ings, the bore of the nn end of the latter simpl! Dil introducti wing.
add imn hub havin! s 1W new drive shdthlvingen nini with nid penance in the eeeuredto one of seid beerdrive shaft opening throulh into said cap. ande. fluid eommunicatinc with said cap for the o! priminz iluid into vthe pump omni-.Nom wn'mu mmson.
nous crrm The iollowinz references are oi record in the file of this potent:
UNITED STATES PATENTS Number Number Nome Date Mollvnine Mar. l2. i929 FOREIGN PATENTS Country Date Greet Britain Nov. 10, 192i France -4...........- June 3, 1930 France Oct. 15,1935
US650473A 1946-02-27 1946-02-27 Reversible flow centrifugal pump Expired - Lifetime US2442512A (en)

Priority Applications (1)

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US650473A US2442512A (en) 1946-02-27 1946-02-27 Reversible flow centrifugal pump

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US650473A US2442512A (en) 1946-02-27 1946-02-27 Reversible flow centrifugal pump

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US2442512A true US2442512A (en) 1948-06-01

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US650473A Expired - Lifetime US2442512A (en) 1946-02-27 1946-02-27 Reversible flow centrifugal pump

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1705263A (en) * 1923-12-08 1929-03-12 John H Mcilvaine Liquid-fuel-feeding apparatus
FR682810A (en) * 1929-09-10 1930-06-03 Centrifugal pump
FR788713A (en) * 1935-04-13 1935-10-15 Clermont Bonte & Fils Reversing centrifugal pump

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1705263A (en) * 1923-12-08 1929-03-12 John H Mcilvaine Liquid-fuel-feeding apparatus
FR682810A (en) * 1929-09-10 1930-06-03 Centrifugal pump
FR788713A (en) * 1935-04-13 1935-10-15 Clermont Bonte & Fils Reversing centrifugal pump

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