ATE70599T1 - Oelpumpe variabler leistung. - Google Patents

Oelpumpe variabler leistung.

Info

Publication number
ATE70599T1
ATE70599T1 AT88301860T AT88301860T ATE70599T1 AT E70599 T1 ATE70599 T1 AT E70599T1 AT 88301860 T AT88301860 T AT 88301860T AT 88301860 T AT88301860 T AT 88301860T AT E70599 T1 ATE70599 T1 AT E70599T1
Authority
AT
Austria
Prior art keywords
output
pressure
pump
displaced
rack
Prior art date
Application number
AT88301860T
Other languages
English (en)
Inventor
Robin Edward Child
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
Application granted granted Critical
Publication of ATE70599T1 publication Critical patent/ATE70599T1/de

Links

Classifications

    • 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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • 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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/10—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by changing the positions of the inlet or outlet openings with respect to the working chamber

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Reciprocating Pumps (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Rotary Pumps (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Fats And Perfumes (AREA)
AT88301860T 1987-03-20 1988-03-03 Oelpumpe variabler leistung. ATE70599T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB878706630A GB8706630D0 (en) 1987-03-20 1987-03-20 Variable output oil pump
EP88301860A EP0284226B1 (de) 1987-03-20 1988-03-03 Ölpumpe variabler Leistung

Publications (1)

Publication Number Publication Date
ATE70599T1 true ATE70599T1 (de) 1992-01-15

Family

ID=10614309

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88301860T ATE70599T1 (de) 1987-03-20 1988-03-03 Oelpumpe variabler leistung.

Country Status (10)

Country Link
US (1) US4887956A (de)
EP (1) EP0284226B1 (de)
JP (1) JP3015914B2 (de)
KR (1) KR960003387B1 (de)
AT (1) ATE70599T1 (de)
BR (1) BR8801256A (de)
DE (1) DE3866908D1 (de)
ES (1) ES2028270T3 (de)
GB (2) GB8706630D0 (de)
GR (1) GR3003770T3 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2265946B (en) * 1992-04-08 1995-01-18 Concentric Pumps Ltd Improvements relating to pumps
US5476374A (en) * 1994-12-01 1995-12-19 Langreck; Gerald K. Axially ported variable volume gerotor pump technology
DE10037891A1 (de) * 2000-08-03 2002-02-21 Schwaebische Huettenwerke Gmbh Zahnringpumpe mit Exzenterverstellung
AU772010B2 (en) * 2000-08-07 2004-04-08 Anthony James Greenaway Variable displacement pump
DE10222131C5 (de) 2002-05-17 2011-08-11 Schwäbische Hüttenwerke Automotive GmbH & Co. KG, 73433 Verdrängerpumpe mit Fördervolumenverstellung
CA2588811C (en) * 2004-12-22 2014-01-21 Magna Powertrain Inc. Variable capacity gerotor pump
US20080019846A1 (en) * 2006-03-31 2008-01-24 White Stephen L Variable displacement gerotor pump
GB2441773B (en) * 2006-09-15 2011-02-23 Concentric Vfp Ltd Engine Lubricant Pump Control System
CN101978167B (zh) * 2008-08-01 2014-02-26 爱信精机株式会社 油泵

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU6079573A (en) * 1972-10-11 1975-03-27 Sperry Rand Ltd Pressure control in hydraulic systems
GB1426223A (en) * 1973-05-15 1976-02-25 Concentric Pumps Ltd Rotary positive-idsplacement pumps
JPS50138604U (de) * 1974-04-30 1975-11-14
DE2513548C3 (de) * 1975-03-26 1979-01-18 Hydromatik Gmbh, 7900 Ulm Einrichtung zur Steuerung der Fördermenge verstellbarer Axialkolbenpumpen
US4259039A (en) * 1979-03-20 1981-03-31 Integral Hydraulic & Co. Adjustable volume vane-type pump
US4406599A (en) * 1980-10-31 1983-09-27 Vickers, Incorporated Variable displacement vane pump with vanes contacting relatively rotatable rings
US4492539A (en) * 1981-04-02 1985-01-08 Specht Victor J Variable displacement gerotor pump
EP0076033A1 (de) * 1981-09-03 1983-04-06 Concentric Pumps Limited Innenzahnradpumpe mit regelbarer Liefermenge
GB2120324A (en) * 1982-05-13 1983-11-30 Neptune Systems Limited Variable-displacement rotary pump or motor
GB8422755D0 (en) * 1984-09-08 1984-10-10 Concentric Pumps Ltd Oil pumps
GB8616488D0 (en) * 1986-07-07 1986-08-13 Concentric Controls Ltd Oil pump

Also Published As

Publication number Publication date
GB8706630D0 (en) 1987-04-23
GB2204096B (en) 1991-02-06
KR880011520A (ko) 1988-10-28
JP3015914B2 (ja) 2000-03-06
GR3003770T3 (de) 1993-03-16
JPS63235680A (ja) 1988-09-30
EP0284226B1 (de) 1991-12-18
KR960003387B1 (ko) 1996-03-09
DE3866908D1 (de) 1992-01-30
GB8805624D0 (en) 1988-04-07
EP0284226A3 (en) 1989-05-24
BR8801256A (pt) 1988-10-25
GB2204096A (en) 1988-11-02
ES2028270T3 (es) 1992-07-01
EP0284226A2 (de) 1988-09-28
US4887956A (en) 1989-12-19

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee