ATE116719T1 - Innenzahnradpumpe für hydraulikflüssigkeit. - Google Patents

Innenzahnradpumpe für hydraulikflüssigkeit.

Info

Publication number
ATE116719T1
ATE116719T1 AT91113816T AT91113816T ATE116719T1 AT E116719 T1 ATE116719 T1 AT E116719T1 AT 91113816 T AT91113816 T AT 91113816T AT 91113816 T AT91113816 T AT 91113816T AT E116719 T1 ATE116719 T1 AT E116719T1
Authority
AT
Austria
Prior art keywords
internal gear
gear pump
hydraulic fluid
pump
journal
Prior art date
Application number
AT91113816T
Other languages
English (en)
Inventor
Siegfried Hertell
Original Assignee
Barmag Luk Automobiltech
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 Automobiltech filed Critical Barmag Luk Automobiltech
Application granted granted Critical
Publication of ATE116719T1 publication Critical patent/ATE116719T1/de

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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/06—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • F04C15/064—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston machines or pumps
    • F04C15/066—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston machines or pumps of the non-return type
    • F04C15/068—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston machines or pumps of the non-return type of the elastic type, e.g. reed valves
    • 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)
  • Hydraulic Motors (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
AT91113816T 1990-09-01 1991-08-17 Innenzahnradpumpe für hydraulikflüssigkeit. ATE116719T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4027825 1990-09-01

Publications (1)

Publication Number Publication Date
ATE116719T1 true ATE116719T1 (de) 1995-01-15

Family

ID=6413452

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91113816T ATE116719T1 (de) 1990-09-01 1991-08-17 Innenzahnradpumpe für hydraulikflüssigkeit.

Country Status (4)

Country Link
EP (1) EP0474001B1 (de)
JP (1) JP3056292B2 (de)
AT (1) ATE116719T1 (de)
DE (1) DE59104131D1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59304256D1 (de) * 1992-06-29 1996-11-28 Luk Automobiltech Gmbh & Co Kg Innenzahnradpumpe für Hydraulikflüssigkeit
IT1271052B (it) * 1993-11-18 1997-05-26 Pompa ad ingranaggi interni con sporgenze volumetriche
DE102007022215A1 (de) * 2007-05-11 2008-11-13 Robert Bosch Gmbh Pumpenbaugruppe zur synchronen Druckbeaufschlagung von zwei Fluidsäulen
CN105422442A (zh) * 2015-12-31 2016-03-23 江苏驰翔精密齿轮股份有限公司 内啮合齿轮泵
FR3105409B1 (fr) * 2019-12-19 2021-12-17 Commissariat Energie Atomique Composant de détection de rayonnement électromagnétique à haute sensibilité et procédé de fabrication d’un tel composant

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2834735A1 (de) * 1978-08-08 1980-02-14 Buehl Volks Raiffeisenbank Fluessigkeitspumpe, insbesondere fuer fluessigkeiten geringer viskositaet, wie wasser, alkohole u.a.
DE3005657C2 (de) * 1980-02-15 1987-01-02 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
EP0474001B1 (de) 1995-01-04
EP0474001A1 (de) 1992-03-11
DE59104131D1 (de) 1995-02-16
JPH04234585A (ja) 1992-08-24
JP3056292B2 (ja) 2000-06-26

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee