DE69102818T2 - Gerotorpumpen. - Google Patents

Gerotorpumpen.

Info

Publication number
DE69102818T2
DE69102818T2 DE69102818T DE69102818T DE69102818T2 DE 69102818 T2 DE69102818 T2 DE 69102818T2 DE 69102818 T DE69102818 T DE 69102818T DE 69102818 T DE69102818 T DE 69102818T DE 69102818 T2 DE69102818 T2 DE 69102818T2
Authority
DE
Germany
Prior art keywords
rotor
ring
lobes
pump
chambers
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.)
Expired - Fee Related
Application number
DE69102818T
Other languages
German (de)
English (en)
Other versions
DE69102818D1 (de
Inventor
Richard Robert Freeman
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
Application granted granted Critical
Publication of DE69102818D1 publication Critical patent/DE69102818D1/de
Publication of DE69102818T2 publication Critical patent/DE69102818T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • F04C2/082—Details specially related to intermeshing engagement type machines or pumps
    • F04C2/084—Toothed wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Fats And Perfumes (AREA)
  • Materials For Medical Uses (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Semiconductor Lasers (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Supercharger (AREA)
DE69102818T 1990-05-12 1991-05-08 Gerotorpumpen. Expired - Fee Related DE69102818T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909010686A GB9010686D0 (en) 1990-05-12 1990-05-12 Gerotor pumps

Publications (2)

Publication Number Publication Date
DE69102818D1 DE69102818D1 (de) 1994-08-18
DE69102818T2 true DE69102818T2 (de) 1994-11-24

Family

ID=10675892

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69102818T Expired - Fee Related DE69102818T2 (de) 1990-05-12 1991-05-08 Gerotorpumpen.

Country Status (9)

Country Link
EP (1) EP0457491B1 (no)
JP (1) JPH07151068A (no)
AT (1) ATE108519T1 (no)
DE (1) DE69102818T2 (no)
DK (1) DK0457491T3 (no)
ES (1) ES2060302T3 (no)
FI (1) FI103603B1 (no)
GB (2) GB9010686D0 (no)
NO (1) NO176452C (no)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10040965A1 (de) * 2000-08-22 2002-03-28 Schwaebische Huettenwerke Gmbh Zahnpumpe mit Schrägverzahnung
US7118359B2 (en) 2002-07-18 2006-10-10 Mitsubishi Materials Corporation Oil pump rotor

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2397139A (en) * 1941-06-05 1946-03-26 Herman C Heaton Rotary helical fluid unit
US2830542A (en) * 1953-06-22 1958-04-15 Gen Motors Corp Fluid pump
DE2720130C3 (de) * 1977-05-05 1980-03-06 Christensen, Inc., Salt Lake City, Utah (V.St.A.) Meißeldirektantrieb für Tiefbohrwerkzeuge
GB2022708A (en) * 1978-06-09 1979-12-19 Beck A J Rotary positive-displacement fluid-machines
PL211931A1 (no) * 1978-12-18 1980-07-14 Os Bad Rozwojowy Mech
US4424013A (en) * 1981-01-19 1984-01-03 Bauman Richard H Energized-fluid machine
JPS5982594A (ja) * 1982-10-29 1984-05-12 Sumitomo Electric Ind Ltd 回転ポンプ
SU1192432A1 (ru) * 1984-07-19 1989-07-07 Inst Burovoi Tekhnik Mohtaжhoe пpиcпocoблehиe для opиehtиpobahhoй cбopkи paбoчиx opгahob bиhtoboгo зaбoйhoгo дbигateля, cпocoб eгo hactpoйkи и cпocoб opиehtиpobahhoй cбopkи paбoчиx opгahob bиhtoboгo зaбoйhoгo дbигateля
WO1987006654A1 (en) * 1986-04-23 1987-11-05 Svenska Rotor Maskiner Ab Rotary positive displacement machine for a compressible working fluid
JPH0756268B2 (ja) * 1987-07-27 1995-06-14 株式会社ユニシアジェックス オイルポンプ

Also Published As

Publication number Publication date
EP0457491B1 (en) 1994-07-13
NO176452C (no) 1995-04-05
JPH07151068A (ja) 1995-06-13
FI912283A0 (fi) 1991-05-10
GB2243875B (en) 1994-01-05
FI103603B (fi) 1999-07-30
NO911816L (no) 1991-11-13
ATE108519T1 (de) 1994-07-15
FI103603B1 (fi) 1999-07-30
ES2060302T3 (es) 1994-11-16
GB9109937D0 (en) 1991-07-03
GB2243875A (en) 1991-11-13
DE69102818D1 (de) 1994-08-18
GB9010686D0 (en) 1990-07-04
EP0457491A1 (en) 1991-11-21
FI912283A (fi) 1991-11-13
NO911816D0 (no) 1991-05-10
DK0457491T3 (da) 1994-10-31
NO176452B (no) 1994-12-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee