DE59710749D1 - Zahnradpumpe - Google Patents

Zahnradpumpe

Info

Publication number
DE59710749D1
DE59710749D1 DE59710749T DE59710749T DE59710749D1 DE 59710749 D1 DE59710749 D1 DE 59710749D1 DE 59710749 T DE59710749 T DE 59710749T DE 59710749 T DE59710749 T DE 59710749T DE 59710749 D1 DE59710749 D1 DE 59710749D1
Authority
DE
Germany
Prior art keywords
gear pump
gear
pump
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
DE59710749T
Other languages
English (en)
Inventor
Paul Luetkenhaus
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.)
Neudecker & Jolitz & Co GmbH
Original Assignee
Neudecker & Jolitz & Co GmbH
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 Neudecker & Jolitz & Co GmbH filed Critical Neudecker & Jolitz & Co GmbH
Application granted granted Critical
Publication of DE59710749D1 publication Critical patent/DE59710749D1/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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/24—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • F04C14/26—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves using bypass channels
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/50—Power-operated mechanisms for wings using fluid-pressure actuators

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Rotary Pumps (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
DE59710749T 1996-08-02 1997-07-29 Zahnradpumpe Expired - Fee Related DE59710749D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19631202A DE19631202A1 (de) 1996-08-02 1996-08-02 Hydraulische Zahnradpumpe, insbesondere für eine Türbetätigungsvorrichtung

Publications (1)

Publication Number Publication Date
DE59710749D1 true DE59710749D1 (de) 2003-10-23

Family

ID=7801575

Family Applications (3)

Application Number Title Priority Date Filing Date
DE19631202A Ceased DE19631202A1 (de) 1996-08-02 1996-08-02 Hydraulische Zahnradpumpe, insbesondere für eine Türbetätigungsvorrichtung
DE59710749T Expired - Fee Related DE59710749D1 (de) 1996-08-02 1997-07-29 Zahnradpumpe
DE29713614U Expired - Lifetime DE29713614U1 (de) 1996-08-02 1997-07-31 Hydraulische Zahnradpumpe, insbesondere für Türbetätigungsvorrichtungen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19631202A Ceased DE19631202A1 (de) 1996-08-02 1996-08-02 Hydraulische Zahnradpumpe, insbesondere für eine Türbetätigungsvorrichtung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE29713614U Expired - Lifetime DE29713614U1 (de) 1996-08-02 1997-07-31 Hydraulische Zahnradpumpe, insbesondere für Türbetätigungsvorrichtungen

Country Status (2)

Country Link
EP (1) EP0822334B1 (de)
DE (3) DE19631202A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19933864C2 (de) * 1999-07-23 2003-05-28 Neudecker & Jolitz Gmbh & Co Türöffner
CN111119637A (zh) * 2019-12-23 2020-05-08 北京电子工程总体研究所 气动式舱体门盖开启机构

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2758548A (en) * 1950-08-24 1956-08-14 Edward A Rockwell Rotary fluid displacement device and mechanism therefor
US3671143A (en) * 1970-11-05 1972-06-20 Trw Inc Flat side valve for pressure balanced power steering pump with improved aspirator action
FR2393956A2 (fr) * 1977-06-07 1979-01-05 Hydro Meca Pompe hydraulique pour l'alimentation d'un dispositif de commande
DE3225549A1 (de) * 1982-07-08 1984-01-12 Robert Bosch Gmbh, 7000 Stuttgart Pumpe, insbesondere zum foerdern von kraftstoff fuer brennkraftmaschinen
DE3320596A1 (de) * 1983-06-08 1984-01-05 Neudecker & Jolitz GmbH & Co KG, 4423 Gescher Motorpumpenkompakteinheit bestehend aus elektromotor und aussenverzahnter zahnradpumpe kompl. in einem gehaeuse
DD221798A1 (de) * 1984-03-12 1985-05-02 Schwermasch Liebknecht Veb K Zahnradpumpe mit einbezogenem ueberdruckventil
US4902202A (en) * 1987-07-29 1990-02-20 Hydreco, Inc. Variable discharge gear pump with energy recovery
US4828462A (en) * 1987-12-10 1989-05-09 Dana Corporation Pressure detecting system for a hydraulic device
US5397219A (en) * 1993-06-21 1995-03-14 C. Cretors & Company Integral liquid pump and drainback valve
DE4441505A1 (de) * 1994-11-22 1996-05-23 Bosch Gmbh Robert Kraftstoff-Förderpumpe für eine Kraftstoffeinspritzpumpe für Brennkraftmaschinen
DE4444819A1 (de) * 1994-12-15 1996-06-20 Bayerische Motoren Werke Ag Schmierölpumpe einer Brennkraftmaschine

Also Published As

Publication number Publication date
EP0822334B1 (de) 2003-09-17
DE29713614U1 (de) 1997-10-30
DE19631202A1 (de) 1998-02-05
EP0822334A3 (de) 1998-11-25
EP0822334A2 (de) 1998-02-04

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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