CH531649A - Two-stage pump consisting of a centrifugal part and a side channel part - Google Patents

Two-stage pump consisting of a centrifugal part and a side channel part

Info

Publication number
CH531649A
CH531649A CH233571A CH233571A CH531649A CH 531649 A CH531649 A CH 531649A CH 233571 A CH233571 A CH 233571A CH 233571 A CH233571 A CH 233571A CH 531649 A CH531649 A CH 531649A
Authority
CH
Switzerland
Prior art keywords
side channel
stage pump
centrifugal
pump consisting
channel part
Prior art date
Application number
CH233571A
Other languages
German (de)
Inventor
Jay Sieghartner Leonard
Original Assignee
Roth Co Roy E
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Roth Co Roy E filed Critical Roth Co Roy E
Publication of CH531649A publication Critical patent/CH531649A/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/02—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
    • 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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2205—Conventional flow pattern
    • 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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2205—Conventional flow pattern
    • F04D29/2216—Shape, geometry
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D5/00—Pumps with circumferential or transverse flow
    • F04D5/002—Regenerative pumps
CH233571A 1970-03-19 1971-02-18 Two-stage pump consisting of a centrifugal part and a side channel part CH531649A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2088170A 1970-03-19 1970-03-19

Publications (1)

Publication Number Publication Date
CH531649A true CH531649A (en) 1972-12-15

Family

ID=21801094

Family Applications (1)

Application Number Title Priority Date Filing Date
CH233571A CH531649A (en) 1970-03-19 1971-02-18 Two-stage pump consisting of a centrifugal part and a side channel part

Country Status (7)

Country Link
US (1) US3614256A (en)
JP (1) JPS5429721B1 (en)
BE (1) BE762867A (en)
CA (1) CA945812A (en)
CH (1) CH531649A (en)
DE (1) DE2113083C2 (en)
GB (1) GB1339986A (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE789908A (en) * 1972-02-29 1973-02-01 Federal Mogul Corp BEARING FOR HIGH SPEEDS EQUIPPED WITH A SEALING DEVICE SENSITIVE TO AIR PRESSURE
US3892498A (en) * 1973-11-28 1975-07-01 Jacuzzi Research Inc Fluid pump with rotary seal assembly
US4479756A (en) * 1978-08-21 1984-10-30 Roy E. Roth Company Multi-stage pump
JPS56175956U (en) * 1980-05-30 1981-12-25
JPS5713300A (en) * 1980-06-03 1982-01-23 Roth Co Roy E Centrifugal impeller
DE3425656C2 (en) * 1984-07-12 1994-12-08 Sero Pumpenfabrik Gmbh Centrifugal pump
DE3627778A1 (en) * 1986-08-16 1988-02-18 Bbc Brown Boveri & Cie CONTACT-FREE CENTRIFUGAL SEALING DEVICE FOR A ROTATING MACHINE PART
GB2204917B (en) * 1987-05-19 1992-01-08 Apv Uk Centrifugal pump
US5096386A (en) * 1989-11-17 1992-03-17 Sundstrand Corporation Integral liquid ring and regenerative pump
US5238253A (en) * 1991-04-22 1993-08-24 Roy E. Roth Company Regenerative turbine flow inducer for double or tandem mechanical seals
DE4128150A1 (en) * 1991-08-24 1993-02-25 Duerr Dental Gmbh Co Kg SUCTION MACHINE, IN PARTICULAR FOR DENTAL USE
DE4304334A1 (en) * 1993-02-13 1994-08-18 Bosch Gmbh Robert Unit for delivering fuel from a storage tank to the internal combustion engine of a motor vehicle
DE10120409B4 (en) * 2001-04-26 2004-02-12 Sero Pumpenfabrik Gmbh & Co. Kg Centrifugal pump for conveying hot media
US6668556B2 (en) 2002-04-18 2003-12-30 Eco Oxygen Technologies, Llc. Gas transfer energy recovery and effervescence prevention apparatus and method
US6921245B2 (en) 2003-02-11 2005-07-26 Envirotech Pumpsystems, Inc. Coaxial seal for a pump
US7320749B2 (en) 2004-02-09 2008-01-22 Eco-Oxygen Technologies, Llc Method and apparatus for control of a gas or chemical
US7566397B2 (en) 2004-02-09 2009-07-28 Eco Oxygen Technologies, Llc Superoxygenation of raw wastewater for odor/corrosion control
DE102005060895B4 (en) * 2005-12-20 2012-07-19 Sero Pumpsystems Gmbh Centrifugal pump for conveying hot and / or slightly outgassing and / or gas-laden media
CN105626544B (en) * 2016-03-22 2018-01-09 广东凌霄泵业股份有限公司 A kind of horizontal multi-stage centrifugal pump
CN109340175A (en) * 2018-11-21 2019-02-15 中国航发西安动力控制科技有限公司 A kind of centrifugation combined impeller with vortex periphery blade
USD986289S1 (en) 2020-11-24 2023-05-16 Aquastar Pool Products, Inc. Centrifugal pump
USD946629S1 (en) 2020-11-24 2022-03-22 Aquastar Pool Products, Inc. Centrifugal pump
US11193504B1 (en) 2020-11-24 2021-12-07 Aquastar Pool Products, Inc. Centrifugal pump having a housing and a volute casing wherein the volute casing has a tear-drop shaped inner wall defined by a circular body region and a converging apex with the inner wall comprising a blocker below at least one perimeter end of one diffuser blade

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2875698A (en) * 1959-03-03 Combination centrifugal-turbine pump
US1012265A (en) * 1910-05-31 1911-12-19 Charles E Pellow Centrifugal pump.
US2165808A (en) * 1937-05-22 1939-07-11 Murphy Daniel Pump rotor
DE711791C (en) * 1938-04-28 1941-10-07 Anna Dickow Geb Driemeyer Arrangement of the drive for a non-self-priming centrifugal pump
US2368530A (en) * 1943-04-19 1945-01-30 Edwards Miles Lowell Vapor expelling pump
US2956504A (en) * 1951-11-15 1960-10-18 Nash Engineering Co Booster pumps
DE1152887B (en) * 1955-03-16 1963-08-14 Roth Co Roy E Multi-stage pump for pumping boiling or almost boiling liquids or liquefied gases
US3036799A (en) * 1959-10-16 1962-05-29 Martin James Means for releasing a subsidiary body from a main body in flight
US3247797A (en) * 1962-04-05 1966-04-26 Roth Co Roy E Sealing means for rotary pump shafts and the like
US3154020A (en) * 1962-04-05 1964-10-27 Roth Co Roy E Sealing means for rotary pump shafts and the like
US3261297A (en) * 1965-05-24 1966-07-19 William H Daniel Pump
US3385225A (en) * 1965-06-29 1968-05-28 Siemen & Hinsch Gmbh Rotary pump

Also Published As

Publication number Publication date
JPS5429721B1 (en) 1979-09-26
DE2113083A1 (en) 1971-10-07
GB1339986A (en) 1973-12-05
CA945812A (en) 1974-04-23
BE762867A (en) 1971-07-16
US3614256A (en) 1971-10-19
DE2113083C2 (en) 1985-04-25

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Legal Events

Date Code Title Description
PL Patent ceased