EP0174734A3 - Ölpumpe - Google Patents

Ölpumpe Download PDF

Info

Publication number
EP0174734A3
EP0174734A3 EP85305638A EP85305638A EP0174734A3 EP 0174734 A3 EP0174734 A3 EP 0174734A3 EP 85305638 A EP85305638 A EP 85305638A EP 85305638 A EP85305638 A EP 85305638A EP 0174734 A3 EP0174734 A3 EP 0174734A3
Authority
EP
European Patent Office
Prior art keywords
pump
output
oil pumps
rotor
journalled
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Withdrawn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
EP85305638A
Other languages
English (en)
French (fr)
Other versions
EP0174734A2 (de
Inventor
Robin Edward Child
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 EP0174734A2 publication Critical patent/EP0174734A2/de
Publication of EP0174734A3 publication Critical patent/EP0174734A3/de
Withdrawn legal-status Critical Current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
    • 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
    • F04C14/18—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber
    • F04C14/22—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber by changing the eccentricity between cooperating members
    • F04C14/223—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber by changing the eccentricity between cooperating members using a movable cam
    • 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
    • F04C2/102—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 the two members rotating simultaneously around their respective axes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
EP85305638A 1984-09-08 1985-08-08 Ölpumpe Withdrawn EP0174734A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB848422755A GB8422755D0 (en) 1984-09-08 1984-09-08 Oil pumps
GB8422755 1984-09-08

Publications (2)

Publication Number Publication Date
EP0174734A2 EP0174734A2 (de) 1986-03-19
EP0174734A3 true EP0174734A3 (de) 1986-12-30

Family

ID=10566477

Family Applications (1)

Application Number Title Priority Date Filing Date
EP85305638A Withdrawn EP0174734A3 (de) 1984-09-08 1985-08-08 Ölpumpe

Country Status (4)

Country Link
EP (1) EP0174734A3 (de)
JP (1) JPH0681955B2 (de)
ES (1) ES8609606A1 (de)
GB (1) GB8422755D0 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8616488D0 (en) * 1986-07-07 1986-08-13 Concentric Controls Ltd Oil pump
GB8706630D0 (en) * 1987-03-20 1987-04-23 Concentric Pumps Ltd Variable output oil pump
FR2654160B1 (fr) * 1989-11-09 1992-10-23 Lecocq Andre Machine tournante a fluide et a debit variables a engrenages.
GB2265946B (en) * 1992-04-08 1995-01-18 Concentric Pumps Ltd Improvements relating to pumps
US5544540A (en) * 1994-12-29 1996-08-13 Dana Corporation Gerotor pump for vehicle transmission lubrication system
DE10045893A1 (de) * 2000-09-16 2002-03-28 Zahnradfabrik Friedrichshafen Hydraulikpumpe

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1964330A (en) * 1934-06-26 rotary pump
GB1426223A (en) * 1973-05-15 1976-02-25 Concentric Pumps Ltd Rotary positive-idsplacement pumps
EP0076033A1 (de) * 1981-09-03 1983-04-06 Concentric Pumps Limited Innenzahnradpumpe mit regelbarer Liefermenge

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492539A (en) * 1981-04-02 1985-01-08 Specht Victor J Variable displacement gerotor pump

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1964330A (en) * 1934-06-26 rotary pump
GB1426223A (en) * 1973-05-15 1976-02-25 Concentric Pumps Ltd Rotary positive-idsplacement pumps
EP0076033A1 (de) * 1981-09-03 1983-04-06 Concentric Pumps Limited Innenzahnradpumpe mit regelbarer Liefermenge

Also Published As

Publication number Publication date
JPH0681955B2 (ja) 1994-10-19
ES546766A0 (es) 1986-07-16
JPS6181589A (ja) 1986-04-25
EP0174734A2 (de) 1986-03-19
GB8422755D0 (en) 1984-10-10
ES8609606A1 (es) 1986-07-16

Similar Documents

Publication Publication Date Title
EP0305535B1 (de) Epizyklisches untersetzungsgetriebe
GB1117816A (en) Improvements relating to cam shafts
EP0483372A4 (en) Structure of rotor of synchronous motor
GB1255799A (en) Rotary positive fluid displacement apparatus
FR2219868B1 (de)
ES8609606A1 (es) Una bomba de engranajes internos
CA2136430A1 (en) Rotary engine
GB1514633A (en) Gear pump or motor
ES279686U (es) Disposicion de bomba-motor de engranajes.
GB1513081A (en) Rotary positive-displacement unit
GB1253884A (en) Improvements in or relating to rotary positive displacement machines
GB1192615A (en) Rotary Piston Devices
GB1453318A (en) Internally-meshing gear pump or motor
GB1318546A (en) Rotary hydraulic machine such as a pump or motor
GB1097694A (en) Improvements in or relating to rotary pumps for liquid
GB1448930A (en) Gear pump or motor
ES8406582A1 (es) Mecanismo para la generacion de una salida de fuerza irregular a partir de una propulsion uniforme
GB2192669B (en) Oil pump
GB1376864A (en) Rotary piston machine
GB1374615A (en) Rotary positive displacement machines
GB1098085A (en) Improvements relating to rotary fluid pumps and motors
ES456301A1 (es) Perfeccionamientos en maquinas para generar movimiento rota-torio.
GB1514013A (en) Rotary piston machines
GB1347540A (en) Gear pumps or motors
GB1249949A (en) Improvements in or relating to gear pumps or motors

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH DE FR GB IT LI LU NL SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH DE FR GB IT LI LU NL SE

RHK1 Main classification (correction)

Ipc: F04C 2/10

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19870701

RIN1 Information on inventor provided before grant (corrected)

Inventor name: CHILD, ROBIN EDWARD