DE68908826T2 - Gerotor pumps. - Google Patents

Gerotor pumps.

Info

Publication number
DE68908826T2
DE68908826T2 DE89309135T DE68908826T DE68908826T2 DE 68908826 T2 DE68908826 T2 DE 68908826T2 DE 89309135 T DE89309135 T DE 89309135T DE 68908826 T DE68908826 T DE 68908826T DE 68908826 T2 DE68908826 T2 DE 68908826T2
Authority
DE
Germany
Prior art keywords
gerotor pumps
gerotor
pumps
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
DE89309135T
Other languages
German (de)
Other versions
DE68908826D1 (en
Inventor
Steve Hodge
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
Priority claimed from GB888822696A external-priority patent/GB8822696D0/en
Application filed by Concentric Pumps Ltd filed Critical Concentric Pumps Ltd
Publication of DE68908826D1 publication Critical patent/DE68908826D1/en
Application granted granted Critical
Publication of DE68908826T2 publication Critical patent/DE68908826T2/en
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
    • F04C11/00—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
DE89309135T 1988-09-28 1989-09-08 Gerotor pumps. Expired - Fee Related DE68908826T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888822696A GB8822696D0 (en) 1988-09-28 1988-09-28 Improvements relating to gerotor pumps
GB8913368A GB2223275B (en) 1988-09-28 1989-06-09 Improvements relating to gerotor pumps

Publications (2)

Publication Number Publication Date
DE68908826D1 DE68908826D1 (en) 1993-10-07
DE68908826T2 true DE68908826T2 (en) 1993-12-23

Family

ID=26294448

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89309135T Expired - Fee Related DE68908826T2 (en) 1988-09-28 1989-09-08 Gerotor pumps.

Country Status (15)

Country Link
EP (1) EP0361716B1 (en)
JP (1) JPH02185682A (en)
AR (1) AR247277A1 (en)
AU (1) AU617002B2 (en)
BR (1) BR8904894A (en)
CA (1) CA1333857C (en)
DE (1) DE68908826T2 (en)
DK (1) DK172577B1 (en)
ES (1) ES2045459T3 (en)
FI (1) FI98949C (en)
IE (1) IE62731B1 (en)
IN (1) IN176246B (en)
NO (1) NO893845L (en)
NZ (1) NZ230719A (en)
PT (1) PT91814B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2243874B (en) * 1990-05-12 1994-05-04 Concentric Pumps Ltd Gerotor pumps
GB9015291D0 (en) * 1990-07-11 1990-08-29 Concentric Pumps Ltd Improvements in gerotor pumps
GB9217540D0 (en) * 1992-08-18 1992-09-30 Concentric Pumps Ltd Imprivements relating to pumps
DE29710407U1 (en) * 1996-11-12 1997-07-31 Voith Turbo Kg Internal gear pump with drive via the ring gear
GB2386171A (en) * 2002-03-06 2003-09-10 Concentric Pumps Ltd Transmission pump
DE102006008757A1 (en) * 2006-02-24 2007-08-30 Daimlerchrysler Ag Water pump, for a vehicle motor, is within the hollow zone of the function wheel journal coupled to a drive by a shaft through the journal wall
RU2472970C1 (en) * 2011-10-11 2013-01-20 Открытое акционерное общество "Научно-производственное объединение "Сатурн" (ОАО "НПО "Сатурн") Screw pump with end face inlet
CN105065259B (en) * 2015-08-27 2018-02-23 天津雷沃动力有限公司 A kind of lubrication system of diesel engine oil pump

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU444432B2 (en) * 1967-10-23 1974-01-04 Improved Mechanical Products Proprietary Limited Gear type fluid motor or pump
JPS6029604Y2 (en) * 1981-06-16 1985-09-06 富士重工業株式会社 Internal combustion engine lubricating oil pump
YU42768B (en) * 1982-05-31 1988-12-31 Tomos Koper Oil pump for pressure lubrication of a four stroke internal combustion engine
DE3504306A1 (en) * 1984-02-16 1985-08-22 Volkswagenwerk Ag, 3180 Wolfsburg Pump, especially oil pump for an internal combustion engine
DE3506928C2 (en) * 1985-02-27 1993-12-23 Schwaebische Huettenwerke Gmbh Internal gear pump as a lubricating oil pump for an internal combustion engine

Also Published As

Publication number Publication date
IE62731B1 (en) 1995-02-22
AR247277A1 (en) 1994-11-30
PT91814A (en) 1990-03-30
IE893087L (en) 1990-03-28
FI98949C (en) 1997-09-10
DK172577B1 (en) 1999-02-01
JPH02185682A (en) 1990-07-20
NO893845L (en) 1990-03-29
AU4128789A (en) 1990-04-05
PT91814B (en) 1995-08-09
EP0361716B1 (en) 1993-09-01
DK471889D0 (en) 1989-09-26
CA1333857C (en) 1995-01-10
NO893845D0 (en) 1989-09-27
IN176246B (en) 1996-03-23
DE68908826D1 (en) 1993-10-07
EP0361716A2 (en) 1990-04-04
NZ230719A (en) 1991-09-25
AU617002B2 (en) 1991-11-14
FI98949B (en) 1997-05-30
DK471889A (en) 1990-03-29
EP0361716A3 (en) 1990-07-11
ES2045459T3 (en) 1994-01-16
FI894603A0 (en) 1989-09-28
FI894603A (en) 1990-03-29
BR8904894A (en) 1990-05-08

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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