DE59903124D1 - PUMP ARRANGEMENT WITH TWO HYDROPUMPS - Google Patents

PUMP ARRANGEMENT WITH TWO HYDROPUMPS

Info

Publication number
DE59903124D1
DE59903124D1 DE59903124T DE59903124T DE59903124D1 DE 59903124 D1 DE59903124 D1 DE 59903124D1 DE 59903124 T DE59903124 T DE 59903124T DE 59903124 T DE59903124 T DE 59903124T DE 59903124 D1 DE59903124 D1 DE 59903124D1
Authority
DE
Germany
Prior art keywords
hydropumps
pump arrangement
pump
arrangement
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 - Lifetime
Application number
DE59903124T
Other languages
German (de)
Inventor
Egon Birkenmaier
Guenter Fischer
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.)
Bosch Rexroth AG
Original Assignee
Mannesmann Rexroth AG
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 Mannesmann Rexroth AG filed Critical Mannesmann Rexroth AG
Priority claimed from PCT/EP1999/009995 external-priority patent/WO2000039465A1/en
Application granted granted Critical
Publication of DE59903124D1 publication Critical patent/DE59903124D1/en
Anticipated expiration legal-status Critical
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
    • F04C14/28—Safety arrangements; Monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/08—Rotary pistons
    • F01C21/0809—Construction of vanes or vane holders
    • F01C21/0818—Vane tracking; control therefor
    • F01C21/0854—Vane tracking; control therefor by fluid means
    • F01C21/0863—Vane tracking; control therefor by fluid means the fluid being the working fluid
    • 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
    • F04C11/005—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations of dissimilar working principle
    • 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
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/70—Safety, emergency conditions or requirements
    • F04C2270/701—Cold start
DE59903124T 1998-12-24 1999-12-16 PUMP ARRANGEMENT WITH TWO HYDROPUMPS Expired - Lifetime DE59903124D1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19860155 1998-12-24
DE19952167A DE19952167A1 (en) 1998-12-24 1999-10-29 Pump arrangement with two hydraulic pumps
PCT/EP1999/009995 WO2000039465A1 (en) 1998-12-24 1999-12-16 Pump assembly comprising two hydraulic pumps

Publications (1)

Publication Number Publication Date
DE59903124D1 true DE59903124D1 (en) 2002-11-21

Family

ID=7892727

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19952167A Withdrawn DE19952167A1 (en) 1998-12-24 1999-10-29 Pump arrangement with two hydraulic pumps
DE59903124T Expired - Lifetime DE59903124D1 (en) 1998-12-24 1999-12-16 PUMP ARRANGEMENT WITH TWO HYDROPUMPS

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19952167A Withdrawn DE19952167A1 (en) 1998-12-24 1999-10-29 Pump arrangement with two hydraulic pumps

Country Status (2)

Country Link
JP (1) JP4880817B2 (en)
DE (2) DE19952167A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004060554A1 (en) 2004-12-16 2006-06-22 Robert Bosch Gmbh Vane pump
DE102005047175A1 (en) * 2005-09-30 2007-04-05 Robert Bosch Gmbh Vane pump for feeding e.g. diesel fuel, has ring shaped groove designed at front sides of rotor opposite to front wall of pump housing, where ring shaped groove is connected to pressure area and extends over part of rotor circumference
DE102008036787A1 (en) 2008-08-07 2010-02-11 Volkswagen Ag Reciprocating piston internal combustion engine i.e. diesel internal combustion engine, for use in motor vehicle, has drive wheel arrangements for driving cam shafts and drive wheel for driving pump
WO2013064386A2 (en) * 2011-11-04 2013-05-10 Continental Automotive Gmbh Pump device for delivering a medium
DE102014222321B3 (en) * 2014-10-31 2015-12-10 Magna Powertrain Bad Homburg GmbH Vane pump with improved starting behavior
DE102015109508A1 (en) * 2015-06-15 2016-12-15 Robert Bosch Automotive Steering Gmbh Hydraulic pump arrangement, in particular for a steering system of a motor vehicle
US9599108B2 (en) * 2015-06-26 2017-03-21 GM Global Technology Operations LLC Two rotor vane pump
DE102015213477A1 (en) * 2015-07-17 2017-01-19 Zf Friedrichshafen Ag Dual pump system
DE102016209909A1 (en) * 2016-06-06 2017-12-07 Zf Friedrichshafen Ag Device for providing a hydraulic fluid for an on-demand oil supply, method for operating and using such a device
JP6702117B2 (en) * 2016-09-23 2020-05-27 ダイキン工業株式会社 Vane pump device
DE102018126550B4 (en) 2018-10-24 2024-02-29 Valeo Powertrain Gmbh Hydraulic transmission actuator
EP3653909A1 (en) * 2018-11-16 2020-05-20 Dana Motion Systems Italia S.R.L. Hydrostatic transmission system
DE102020105173A1 (en) 2020-02-27 2021-09-02 Fte Automotive Gmbh Pump unit for a drive train of a motor vehicle
DE102020105172A1 (en) 2020-02-27 2021-09-02 Fte Automotive Gmbh Rotary vane pump
DE102020116822A1 (en) * 2020-06-25 2021-12-30 Schwäbische Hüttenwerke Automotive GmbH Axial pressure relief in plain bearings of pumps
DE102020127070A1 (en) * 2020-10-14 2022-04-14 Fte Automotive Gmbh Pump unit for clutch actuation
DE102022200612A1 (en) 2022-01-20 2023-07-20 Zf Friedrichshafen Ag hydraulic housing

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2592588Y2 (en) * 1993-07-15 1999-03-24 油研工業株式会社 Hydraulic vane pump

Also Published As

Publication number Publication date
JP2002533621A (en) 2002-10-08
JP4880817B2 (en) 2012-02-22
DE19952167A1 (en) 2000-06-29

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: BOSCH REXROTH AG, 70184 STUTTGART, DE

8364 No opposition during term of opposition