DE59101434D1 - Innenzahnradpumpe für Hydraulikflüssigkeit. - Google Patents

Innenzahnradpumpe für Hydraulikflüssigkeit.

Info

Publication number
DE59101434D1
DE59101434D1 DE59101434T DE59101434T DE59101434D1 DE 59101434 D1 DE59101434 D1 DE 59101434D1 DE 59101434 T DE59101434 T DE 59101434T DE 59101434 T DE59101434 T DE 59101434T DE 59101434 D1 DE59101434 D1 DE 59101434D1
Authority
DE
Germany
Prior art keywords
hydraulic fluid
internal gear
gear pump
pump
internal
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
DE59101434T
Other languages
English (en)
Inventor
Siegfried Hertell
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.)
Magna Powertrain Hueckeswagen GmbH
Original Assignee
Barmag Luk Automobiltechnik GmbH and Co KG
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 Barmag Luk Automobiltechnik GmbH and Co KG filed Critical Barmag Luk Automobiltechnik GmbH and Co KG
Application granted granted Critical
Publication of DE59101434D1 publication Critical patent/DE59101434D1/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
DE59101434T 1990-08-20 1991-08-16 Innenzahnradpumpe für Hydraulikflüssigkeit. Expired - Fee Related DE59101434D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4026259 1990-08-20
DE4028209 1990-09-06

Publications (1)

Publication Number Publication Date
DE59101434D1 true DE59101434D1 (de) 1994-05-26

Family

ID=25896045

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59101434T Expired - Fee Related DE59101434D1 (de) 1990-08-20 1991-08-16 Innenzahnradpumpe für Hydraulikflüssigkeit.

Country Status (3)

Country Link
EP (1) EP0475109B1 (de)
JP (1) JP3011796B2 (de)
DE (1) DE59101434D1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4412980C2 (de) * 1993-04-28 1999-05-06 Luk Automobiltech Gmbh & Co Kg Hydraulikpumpe
DE102015209836B3 (de) * 2015-05-28 2016-06-02 Eckerle Industrie-Elektronik Gmbh Innenzahnradpumpe
DE102016121237B4 (de) 2016-11-07 2020-03-12 Nidec Gpm Gmbh Hydraulische Gerotorpumpe und Herstellungsverfahren einer Gerotorpumpe
DE102016121240A1 (de) * 2016-11-07 2018-05-09 Nidec Gpm Gmbh Elektrische Gerotorpumpe und Herstellungsverfahren für dieselbe
DE102017104063B4 (de) 2017-02-27 2019-11-28 Nidec Gpm Gmbh Elektrische Gerotorpumpe mit Steuerspiegel

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1099560A (fr) * 1954-02-15 1955-09-07 Perfectionnements aux machines à engrenages conjugués et leurs applications
DE3005657A1 (de) * 1980-02-15 1981-08-20 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Zahnradpumpe
DE3444859A1 (de) * 1983-12-14 1985-06-27 Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid Rotationszellenpumpe fuer hydrauliksysteme
DE3504783A1 (de) * 1984-02-15 1985-10-24 Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid Zahnradpumpe mit innenverzahnung
GB2219631B (en) * 1988-06-09 1992-08-05 Concentric Pumps Ltd Improvements relating to gerotor pumps

Also Published As

Publication number Publication date
EP0475109A1 (de) 1992-03-18
JPH04255584A (ja) 1992-09-10
EP0475109B1 (de) 1994-04-20
JP3011796B2 (ja) 2000-02-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: LUK AUTOMOBILTECHNIK GMBH & CO. KG, 42499 HUECKESW

8327 Change in the person/name/address of the patent owner

Owner name: IXETIC HUECKESWAGEN GMBH, 42499 HUECKESWAGEN, DE

8339 Ceased/non-payment of the annual fee