EP0831231A3 - Pompe à engrenages - Google Patents

Pompe à engrenages Download PDF

Info

Publication number: EP0831231A3
Authority: EP; European Patent Office
Prior art keywords: chamber; pump; convey; pressure; bypass channel
Prior art date: 1996-09-19
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.): Granted

Application number

EP97114967A

Other languages

German (de)

English (en)

Other versions

EP0831231B1 (fr

EP0831231A2 (fr

Inventor

Stanislaw Bodzak

Hanspeter Mayer

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.)

Robert Bosch GmbH

Original Assignee

Robert Bosch 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.)

1996-09-19

Filing date

1997-08-29

Publication date

1999-03-03

1997-08-29 Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH

1998-03-25 Publication of EP0831231A2 publication Critical patent/EP0831231A2/fr

1999-03-03 Publication of EP0831231A3 publication Critical patent/EP0831231A3/fr

2003-01-08 Application granted granted Critical

2003-01-08 Publication of EP0831231B1 publication Critical patent/EP0831231B1/fr

2017-08-29 Anticipated expiration legal-status Critical

Status Expired - Lifetime 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
- 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
- F04C14/04—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations specially adapted for reversible machines or pumps

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Rotary Pumps (AREA)
Details And Applications Of Rotary Liquid Pumps (AREA)

EP97114967A 1996-09-19 1997-08-29 Pompe à engrenages Expired - Lifetime EP0831231B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19638335A DE19638335C2 (de)	1996-09-19	1996-09-19	Förderpumpe
DE19638335		1996-09-19

Publications (3)

Publication Number	Publication Date
EP0831231A2 EP0831231A2 (fr)	1998-03-25
EP0831231A3 true EP0831231A3 (fr)	1999-03-03
EP0831231B1 EP0831231B1 (fr)	2003-01-08

Family

ID=7806190

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP97114967A Expired - Lifetime EP0831231B1 (fr)	1996-09-19	1997-08-29	Pompe à engrenages

Country Status (3)

Country	Link
US (1)	US6116859A (fr)
EP (1)	EP0831231B1 (fr)
DE (2)	DE19638335C2 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19913406A1 (de) *	1999-03-25	2000-04-20	Bosch Gmbh Robert	Kraftstoffförderpumpe
DE19913804A1 (de) *	1999-03-26	2000-09-28	Bosch Gmbh Robert	Kraftstoff-Förderpumpe
DE10002613A1 (de) *	2000-01-22	2001-07-26	Volkswagen Ag	Kraftstoffversorgung für eine Kraftfahrzeug-Brennkraftmaschine
DE102005042040B3 (de) *	2005-09-02	2007-05-16	Fresenius Medical Care De Gmbh	Zahnradpumpe
US8360746B2 (en) *	2006-05-10	2013-01-29	Metaldyne Company, Llc	Inverted pressure regulating valve for an engine oil pump
DE102010050163A1 (de)	2010-10-30	2012-05-03	Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr	Verdrängermaschine mit reduziertem Betriebsgeräusch
DE102022202606A1 (de)	2022-03-16	2023-09-21	Robert Bosch Gesellschaft mit beschränkter Haftung	Kraftstofffördereinrichtung

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1170786B (de) *	1959-07-21	1964-05-21	Friedrich Reichert Maschf	Fuer beide Drehrichtungen geeignete Zahnradpumpe
DE7507541U (de) *	1975-03-11	1976-09-23	Werdohler Pumpenfabrik, Rudolf Rickmeier Gmbh, 5980 Werdohl	Zahnradpumpe
EP0301886A2 (fr) *	1987-07-29	1989-02-01	HYDRECO, INC. (a Delaware corporation)	Pompe récupérant l'énergie à engrenages avec refoulement variable
FR2706541A1 (fr) *	1993-06-11	1994-12-23	Renault Vehicules Ind	Procédé de régulation de la pression et du débit de refoulement d'une pompe volumétrique et pompe volumétrique pour la mise en Óoeuvre du procédé.
DE4441505A1 (de) *	1994-11-22	1996-05-23	Bosch Gmbh Robert	Kraftstoff-Förderpumpe für eine Kraftstoffeinspritzpumpe für Brennkraftmaschinen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA711046A (en) *		1965-06-08	Dresser Industries	Pressure relief means for pump
US2276107A (en) *	1939-05-09	1942-03-10	John P Simons	Gear pump
DE2254316A1 (de) *	1972-11-06	1974-05-16	Agfa Gevaert Ag	Kombiniertes regel- und druckbegrenzungsventil
ES445021A1 (es) *	1976-02-10	1977-06-01	Bendiberica Sa	Perfeccionamientos en bombas de engranaje.
US5338161A (en) *	1991-06-19	1994-08-16	Dana Corporation	Gear pump having internal bypass valve
US5236317A (en) *	1991-09-26	1993-08-17	Permco, Inc.	Gear pump valving system

1996
- 1996-09-19 DE DE19638335A patent/DE19638335C2/de not_active Expired - Fee Related
1997
- 1997-08-29 DE DE59709077T patent/DE59709077D1/de not_active Expired - Fee Related
- 1997-08-29 EP EP97114967A patent/EP0831231B1/fr not_active Expired - Lifetime
- 1997-09-19 US US08/934,140 patent/US6116859A/en not_active Expired - Fee Related

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1170786B (de) *	1959-07-21	1964-05-21	Friedrich Reichert Maschf	Fuer beide Drehrichtungen geeignete Zahnradpumpe
DE7507541U (de) *	1975-03-11	1976-09-23	Werdohler Pumpenfabrik, Rudolf Rickmeier Gmbh, 5980 Werdohl	Zahnradpumpe
EP0301886A2 (fr) *	1987-07-29	1989-02-01	HYDRECO, INC. (a Delaware corporation)	Pompe récupérant l'énergie à engrenages avec refoulement variable
FR2706541A1 (fr) *	1993-06-11	1994-12-23	Renault Vehicules Ind	Procédé de régulation de la pression et du débit de refoulement d'une pompe volumétrique et pompe volumétrique pour la mise en Óoeuvre du procédé.
DE4441505A1 (de) *	1994-11-22	1996-05-23	Bosch Gmbh Robert	Kraftstoff-Förderpumpe für eine Kraftstoffeinspritzpumpe für Brennkraftmaschinen

Also Published As

Publication number	Publication date
EP0831231B1 (fr)	2003-01-08
EP0831231A2 (fr)	1998-03-25
DE19638335C2 (de)	2000-07-20
US6116859A (en)	2000-09-12
DE59709077D1 (de)	2003-02-13
DE19638335A1 (de)	1998-04-02

Legal Events

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1998-02-06	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
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2001-11-07	17Q	First examination report despatched	Effective date: 20010919
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