EP0984143A3 - Improvements to rotary pumps - Google Patents

Improvements to rotary pumps Download PDF

Info

Publication number
EP0984143A3
EP0984143A3 EP99306909A EP99306909A EP0984143A3 EP 0984143 A3 EP0984143 A3 EP 0984143A3 EP 99306909 A EP99306909 A EP 99306909A EP 99306909 A EP99306909 A EP 99306909A EP 0984143 A3 EP0984143 A3 EP 0984143A3
Authority
EP
European Patent Office
Prior art keywords
rotary pumps
axis
impeller
engine
crankshaft
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.)
Withdrawn
Application number
EP99306909A
Other languages
German (de)
French (fr)
Other versions
EP0984143A2 (en
Inventor
Stephen Walker Tebby
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.)
Concentric Pumps Ltd
Original Assignee
Concentric Pumps Ltd
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 Concentric Pumps Ltd filed Critical Concentric Pumps Ltd
Publication of EP0984143A2 publication Critical patent/EP0984143A2/en
Publication of EP0984143A3 publication Critical patent/EP0984143A3/en
Withdrawn legal-status Critical Current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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/046—Bearings
    • F04D29/047—Bearings hydrostatic; hydrodynamic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/10—Pumping liquid coolant; Arrangements of coolant 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
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/021—Units comprising pumps and their driving means containing a coupling
    • F04D13/024—Units comprising pumps and their driving means containing a coupling a magnetic coupling
    • F04D13/027—Details of the magnetic circuit
    • 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
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/041—Axial thrust balancing
    • F04D29/0413—Axial thrust balancing hydrostatic; hydrodynamic thrust bearings
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

A coolant pump for an I.C. engine comprises a pump cavity housing an impeller (30) rotatable about an axis (12), the impeller axis (12) being located coaxially with the rotational axis (12) of the crankshaft of the engine.
EP99306909A 1998-09-03 1999-08-31 Improvements to rotary pumps Withdrawn EP0984143A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9819261 1998-09-03
GBGB9819261.0A GB9819261D0 (en) 1998-09-03 1998-09-03 Improvements to rotary pumps

Publications (2)

Publication Number Publication Date
EP0984143A2 EP0984143A2 (en) 2000-03-08
EP0984143A3 true EP0984143A3 (en) 2001-01-10

Family

ID=10838315

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99306909A Withdrawn EP0984143A3 (en) 1998-09-03 1999-08-31 Improvements to rotary pumps

Country Status (12)

Country Link
EP (1) EP0984143A3 (en)
JP (1) JP2000080919A (en)
KR (1) KR20000022854A (en)
CN (1) CN1246580A (en)
AU (1) AU4484899A (en)
BR (1) BR9904041A (en)
CA (1) CA2281342A1 (en)
GB (2) GB9819261D0 (en)
ID (1) ID25731A (en)
NO (1) NO994269L (en)
TW (1) TW429285B (en)
ZA (1) ZA995664B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004058533B4 (en) * 2004-12-04 2011-04-21 Brinkmann Pumpen K.H. Brinkmann Gmbh & Co. Kg Pump for liquids under pressure
DE102006038419A1 (en) * 2006-08-17 2008-02-21 Busch Produktions Gmbh Rotor cooling for dry-running twin-shaft vacuum pumps or compressors
DE102011015784A1 (en) * 2010-08-12 2012-02-16 Ziehl-Abegg Ag fan
CN110513306B (en) * 2019-08-02 2022-06-03 烟台东德氢能技术有限公司 Hydrogen circulating pump with function opens ice
DE102019219998A1 (en) * 2019-12-18 2021-06-24 Robert Bosch Gmbh Side channel compressor for a fuel cell system for conveying and / or compressing a gas

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3720372A (en) * 1971-12-09 1973-03-13 Gen Motors Corp Means for rapidly heating interior of a motor vehicle
JPS5885393A (en) * 1981-11-13 1983-05-21 Hitachi Ltd Lubrication device for bearings of vertical pump
US4643135A (en) * 1984-10-17 1987-02-17 AVL Gesellschaft fur Verbrennungskraftmaschinen und Messtechnik m.b.H. Prof. Dr. Dr. h.c. Hans List Internal combustion engine
EP0376901A1 (en) * 1988-12-30 1990-07-04 FIAT AUTO S.p.A. An internal combustion engine, particularly for motor vehicles
US5000142A (en) * 1989-02-08 1991-03-19 Nissan Motor Co., Ltd. Chain cover apparatus for engine
US5082428A (en) * 1990-08-16 1992-01-21 Oklejas Robert A Centrifugal pump
US5159901A (en) * 1991-03-08 1992-11-03 Fuji Jukogyo Kabushiki Kaisha Structure for mounting a water pump on an engine
US5382833A (en) * 1991-03-01 1995-01-17 Kaethe Hagemeier Current generator with core cooling

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB856616A (en) * 1956-03-12 1960-12-21 Ferguson Res Ltd Harry Improvements in internal combustion engines
IT1164933B (en) * 1979-02-08 1987-04-15 Aspera Spa MOTOPOMPA
JPS62197624A (en) * 1986-02-26 1987-09-01 Honda Motor Co Ltd Water pump device in water cooling type internal combustion engine
RU2083853C1 (en) * 1993-03-26 1997-07-10 Акционерное общество открытого типа "Ирбитский мотоциклетный завод" Pump for liquid cooling system of engine
DE4404791C1 (en) * 1994-02-08 1995-03-30 Mannesmann Ag Structural unit comprising an internal combustion engine and an electrical generator
DE19641450B4 (en) * 1996-10-08 2007-08-02 Voith Turbo Gmbh & Co. Kg Drive unit, in particular for a motor vehicle
DE19641451A1 (en) * 1996-10-08 1997-03-20 Voith Turbo Kg Liquid-cooled automotive power unit with gearbox

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3720372A (en) * 1971-12-09 1973-03-13 Gen Motors Corp Means for rapidly heating interior of a motor vehicle
JPS5885393A (en) * 1981-11-13 1983-05-21 Hitachi Ltd Lubrication device for bearings of vertical pump
US4643135A (en) * 1984-10-17 1987-02-17 AVL Gesellschaft fur Verbrennungskraftmaschinen und Messtechnik m.b.H. Prof. Dr. Dr. h.c. Hans List Internal combustion engine
EP0376901A1 (en) * 1988-12-30 1990-07-04 FIAT AUTO S.p.A. An internal combustion engine, particularly for motor vehicles
US5000142A (en) * 1989-02-08 1991-03-19 Nissan Motor Co., Ltd. Chain cover apparatus for engine
US5082428A (en) * 1990-08-16 1992-01-21 Oklejas Robert A Centrifugal pump
US5382833A (en) * 1991-03-01 1995-01-17 Kaethe Hagemeier Current generator with core cooling
US5159901A (en) * 1991-03-08 1992-11-03 Fuji Jukogyo Kabushiki Kaisha Structure for mounting a water pump on an engine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 007, no. 183 (M - 235) 12 August 1983 (1983-08-12) *

Also Published As

Publication number Publication date
CA2281342A1 (en) 2000-03-03
JP2000080919A (en) 2000-03-21
NO994269D0 (en) 1999-09-02
KR20000022854A (en) 2000-04-25
BR9904041A (en) 2000-09-19
GB9819261D0 (en) 1998-10-28
EP0984143A2 (en) 2000-03-08
GB9920361D0 (en) 1999-11-03
ZA995664B (en) 2000-04-04
NO994269L (en) 2000-03-06
AU4484899A (en) 2000-03-16
ID25731A (en) 2000-11-02
TW429285B (en) 2001-04-11
GB2341205A (en) 2000-03-08
CN1246580A (en) 2000-03-08

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