DE2445157A1 - Mehrstufige pumpe - Google Patents

Mehrstufige pumpe

Info

Publication number
DE2445157A1
DE2445157A1 DE19742445157 DE2445157A DE2445157A1 DE 2445157 A1 DE2445157 A1 DE 2445157A1 DE 19742445157 DE19742445157 DE 19742445157 DE 2445157 A DE2445157 A DE 2445157A DE 2445157 A1 DE2445157 A1 DE 2445157A1
Authority
DE
Germany
Prior art keywords
rotor
grooves
bore
housing
pump according
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DE19742445157
Other languages
German (de)
English (en)
Inventor
Willis Earl Rose
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dresser Industries Inc
Original Assignee
Dresser Industries Inc
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 Dresser Industries Inc filed Critical Dresser Industries Inc
Publication of DE2445157A1 publication Critical patent/DE2445157A1/de
Pending legal-status Critical Current

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
    • F04D23/00—Other rotary non-positive-displacement pumps
    • F04D23/008—Regenerative pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/16—Centrifugal pumps for displacing without appreciable compression
    • F04D17/168—Pumps specially adapted to produce a vacuum
    • 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
    • F04D5/003—Regenerative pumps of multistage type
    • F04D5/006—Regenerative pumps of multistage type the stages being axially offset

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE19742445157 1973-09-18 1974-09-18 Mehrstufige pumpe Pending DE2445157A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US398496A US3917431A (en) 1973-09-18 1973-09-18 Multi-stage regenerative fluid pump

Publications (1)

Publication Number Publication Date
DE2445157A1 true DE2445157A1 (de) 1975-03-20

Family

ID=23575597

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19742445157 Pending DE2445157A1 (de) 1973-09-18 1974-09-18 Mehrstufige pumpe

Country Status (8)

Country Link
US (1) US3917431A (it)
JP (1) JPS5056606A (it)
BE (1) BE819401A (it)
CA (1) CA1002386A (it)
DE (1) DE2445157A1 (it)
FR (1) FR2244088B1 (it)
GB (1) GB1476518A (it)
IT (1) IT1019236B (it)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19534061A1 (de) * 1995-09-14 1997-03-20 Heinrich Franke Zentrifugalströmungspumpe
DE10048695A1 (de) * 2000-09-30 2002-04-11 Leybold Vakuum Gmbh Pumpe als Seitenkanalpumpe
DE102013108482A1 (de) * 2013-08-06 2015-02-12 Pfeiffer Vacuum Gmbh Vakuumpumpstufe

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3427112A1 (de) * 1984-07-23 1986-01-23 Friedrich 8541 Röttenbach Schweinfurter Seitenkanalpumpe mit kraefteausgleich
JPH0660637B2 (ja) * 1985-03-20 1994-08-10 日本電装株式会社 電動機駆動式燃料ポンプ
KR890004933B1 (ko) * 1985-07-31 1989-11-30 가부시기가이샤 히다찌세이사꾸쇼 터어보분자펌프
IT222241Z2 (it) * 1990-11-15 1995-02-06 Zanussi Elettrodomestici Lavastoviglie con gruppo di pompaggio a motore reversibile
IT222242Z2 (it) * 1990-11-15 1995-02-06 Zanussi Elettrodomestici Lavastoviglie con gruppo di pompaggio a motore reversibile
US5137418A (en) * 1990-12-21 1992-08-11 Roy E. Roth Company Floating self-centering turbine impeller
US5513950A (en) * 1994-12-27 1996-05-07 Ford Motor Company Automotive fuel pump with regenerative impeller having convexly curved vanes
DE19504079B4 (de) * 1995-02-08 2004-11-04 Robert Bosch Gmbh Strömungspumpe zum Fördern von Kraftstoff aus einem Vorratsbehälter zur Brennkraftmaschine eines Kraftfahrzeugs
US6296439B1 (en) 1999-06-23 2001-10-02 Visteon Global Technologies, Inc. Regenerative turbine pump impeller
GB0215706D0 (en) * 2002-07-05 2002-08-14 Boc Group Plc A regenerative fluid pump and stator for the same
GB0215709D0 (en) * 2002-07-05 2002-08-14 Boc Group Plc A regenerative fluid pump and stator for the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US503550A (en) * 1893-08-15 Rotary engine
US1973669A (en) * 1931-01-12 1934-09-11 Spoor Willem Lodewijk Joost Rotary pump
US2045851A (en) * 1934-09-12 1936-06-30 Richmond Turbine Pump Co Inc Pump
US2340787A (en) * 1941-04-11 1944-02-01 Linde Air Prod Co Means for balancing rotary pumps
US3787140A (en) * 1971-10-04 1974-01-22 A Gregory Power plant

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19534061A1 (de) * 1995-09-14 1997-03-20 Heinrich Franke Zentrifugalströmungspumpe
DE19534061B4 (de) * 1995-09-14 2006-08-31 Heinrich Franke Zentrifugalströmungspumpe
DE10048695A1 (de) * 2000-09-30 2002-04-11 Leybold Vakuum Gmbh Pumpe als Seitenkanalpumpe
DE102013108482A1 (de) * 2013-08-06 2015-02-12 Pfeiffer Vacuum Gmbh Vakuumpumpstufe

Also Published As

Publication number Publication date
CA1002386A (en) 1976-12-28
JPS5056606A (it) 1975-05-17
US3917431A (en) 1975-11-04
FR2244088B1 (it) 1980-04-11
IT1019236B (it) 1977-11-10
FR2244088A1 (it) 1975-04-11
BE819401A (fr) 1974-12-16
GB1476518A (en) 1977-06-16

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