DK0457490T3 - Gerotorpumper - Google Patents

Gerotorpumper

Info

Publication number
DK0457490T3
DK0457490T3 DK91304153.9T DK91304153T DK0457490T3 DK 0457490 T3 DK0457490 T3 DK 0457490T3 DK 91304153 T DK91304153 T DK 91304153T DK 0457490 T3 DK0457490 T3 DK 0457490T3
Authority
DK
Denmark
Prior art keywords
gerotor
tolerances
gerotor pumps
relax
annulus
Prior art date
Application number
DK91304153.9T
Other languages
Danish (da)
English (en)
Inventor
Richard Robert Freeman
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
Priority claimed from GB909010684A external-priority patent/GB9010684D0/en
Priority claimed from GB909012295A external-priority patent/GB9012295D0/en
Application filed by Concentric Pumps Ltd filed Critical Concentric Pumps Ltd
Application granted granted Critical
Publication of DK0457490T3 publication Critical patent/DK0457490T3/da

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/10—Outer members for co-operation with rotary pistons; Casings
    • F01C21/102—Adjustment of the interstices between moving and fixed parts of the machine by means other than fluid pressure
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49229—Prime mover or fluid pump making
    • Y10T29/49236—Fluid pump or compressor making
    • Y10T29/49242—Screw or gear type, e.g., Moineau type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49945—Assembling or joining by driven force fit

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Fats And Perfumes (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Materials For Medical Uses (AREA)
DK91304153.9T 1990-05-12 1991-05-08 Gerotorpumper DK0457490T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909010684A GB9010684D0 (en) 1990-05-12 1990-05-12 Gerotor pumps
GB909012295A GB9012295D0 (en) 1990-06-01 1990-06-01 Gerotor pumps

Publications (1)

Publication Number Publication Date
DK0457490T3 true DK0457490T3 (da) 1995-07-24

Family

ID=26297062

Family Applications (1)

Application Number Title Priority Date Filing Date
DK91304153.9T DK0457490T3 (da) 1990-05-12 1991-05-08 Gerotorpumper

Country Status (11)

Country Link
US (1) US5261803A (fi)
EP (1) EP0457490B1 (fi)
JP (1) JP2920330B2 (fi)
AT (1) ATE120257T1 (fi)
DE (1) DE69108289T2 (fi)
DK (1) DK0457490T3 (fi)
ES (1) ES2070429T3 (fi)
FI (1) FI101097B (fi)
GB (1) GB2243874B (fi)
GR (1) GR3015923T3 (fi)
NO (1) NO177440C (fi)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9217540D0 (en) * 1992-08-18 1992-09-30 Concentric Pumps Ltd Imprivements relating to pumps
DE4441522A1 (de) * 1994-11-22 1996-05-23 Schwaebische Huettenwerke Gmbh Schmiermittelpumpe
US5797181A (en) * 1996-11-18 1998-08-25 Siemens Automotive Corporation Methods of manufacturing automotive fuel pumps with set clearance for the pumping chamber
DE10020568A1 (de) * 2000-04-27 2001-10-31 Man Nutzfahrzeuge Ag Ölpumpe für Umlaufschmierung von Brennkraftmaschinen
US6644939B2 (en) 2001-08-17 2003-11-11 Borgwarner, Inc. Method and apparatus for providing a hydraulic transmission pump assembly having a differential actuation
US6634866B2 (en) 2001-08-17 2003-10-21 Borgwarner, Inc. Method and apparatus for providing a hydraulic transmission pump assembly having a one way clutch
US6685437B2 (en) 2001-09-21 2004-02-03 Borgwarner, Inc. Hydraulic transmission pump assembly having a differential actuation and integrated line pressure control
US6688866B2 (en) 2001-11-15 2004-02-10 Borgwarner, Inc. Gerotor pump with variable tolerance housing
GB2386171A (en) * 2002-03-06 2003-09-10 Concentric Pumps Ltd Transmission pump
JP4084351B2 (ja) * 2004-12-24 2008-04-30 株式会社日立製作所 モータ一体型内接歯車式ポンプ及び電子機器
JP5141956B2 (ja) * 2007-12-25 2013-02-13 アイシン精機株式会社 電動ポンプ
US8376906B2 (en) * 2008-12-09 2013-02-19 Borgwarner Inc. Automatic transmission for a hybrid vehicle
JP5625054B2 (ja) 2009-06-29 2014-11-12 ボーグワーナー インコーポレーテッド 自動変速機の制御モジュールに使用するための油圧弁
CN101846236B (zh) * 2010-03-03 2013-01-02 南京腾源机械制造有限公司 机油泵泵体、机油泵泵壳以及机油泵
US10180137B2 (en) * 2015-11-05 2019-01-15 Ford Global Technologies, Llc Remanufacturing a transmission pump assembly

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2905094A (en) * 1955-06-01 1959-09-22 Carrier Corp Automatically reversible positive displacement internal gear rotary pump
US3130680A (en) * 1962-05-31 1964-04-28 Brown & Sharpe Mfg Gerotor type pump
US4185717A (en) * 1978-05-08 1980-01-29 General Motors Corporation Engine lubricating oil pump
US4496297A (en) * 1981-06-02 1985-01-29 Mitsubishi Denki Kabushiki Kaisha Rotary vane pump with overlapping rotor and housing portions
EP0083491A1 (en) * 1981-12-24 1983-07-13 Concentric Pumps Limited Gerotor pumps
JPH0231593Y2 (fi) * 1984-09-27 1990-08-27
JPS6220682A (ja) * 1985-07-18 1987-01-29 Honda Motor Co Ltd 複合歯形ポンプ
US4760752A (en) * 1987-04-01 1988-08-02 Hewlett-Packard Company Plastic deformation relief
DE68908826T2 (de) * 1988-09-28 1993-12-23 Concentric Pumps Ltd Gerotorpumpen.
GB8822696D0 (en) * 1988-09-28 1988-11-02 Concentric Pumps Ltd Improvements relating to gerotor pumps
US4992034A (en) * 1989-04-24 1991-02-12 Eaton Corporation Low-speed, high-torque gerotor motor and improved valving therefor

Also Published As

Publication number Publication date
NO177440B (no) 1995-06-06
JP2920330B2 (ja) 1999-07-19
DE69108289T2 (de) 1995-08-03
FI101097B (fi) 1998-04-15
ES2070429T3 (es) 1995-06-01
NO177440C (no) 1995-09-13
ATE120257T1 (de) 1995-04-15
DE69108289D1 (de) 1995-04-27
FI912281A (fi) 1991-11-13
FI912281A0 (fi) 1991-05-10
GB9109933D0 (en) 1991-07-03
EP0457490A1 (en) 1991-11-21
GB2243874A (en) 1991-11-13
JPH0681777A (ja) 1994-03-22
GB2243874B (en) 1994-05-04
NO911814L (no) 1991-11-13
EP0457490B1 (en) 1995-03-22
GR3015923T3 (en) 1995-07-31
NO911814D0 (no) 1991-05-10
US5261803A (en) 1993-11-16

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