DE69739837D1 - Stufenloses Getriebe mit zumindest zwei Serie/ Parallel geschalteten Pumpen - Google Patents

Stufenloses Getriebe mit zumindest zwei Serie/ Parallel geschalteten Pumpen

Info

Publication number
DE69739837D1
DE69739837D1 DE69739837T DE69739837T DE69739837D1 DE 69739837 D1 DE69739837 D1 DE 69739837D1 DE 69739837 T DE69739837 T DE 69739837T DE 69739837 T DE69739837 T DE 69739837T DE 69739837 D1 DE69739837 D1 DE 69739837D1
Authority
DE
Germany
Prior art keywords
series
continuously variable
pump
variable transmission
parallel connected
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
DE69739837T
Other languages
English (en)
Inventor
Wijk Elias Van
Spijk Johannes Gerardus Ludovicus Maria Van
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 Transmission Technology BV
Original Assignee
Bosch Transmission Technology BV
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 Bosch Transmission Technology BV filed Critical Bosch Transmission Technology BV
Application granted granted Critical
Publication of DE69739837D1 publication Critical patent/DE69739837D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/0021—Generation or control of line pressure
    • F16H61/0025—Supply of control fluid; Pumps therefore
    • F16H61/0031—Supply of control fluid; Pumps therefore using auxiliary pumps, e.g. pump driven by a different power source than the engine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/66—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings
    • F16H61/662—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings with endless flexible members
    • F16H61/66272—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings with endless flexible members characterised by means for controlling the torque transmitting capability of the gearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/66—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings
    • F16H61/662—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings with endless flexible members
    • F16H2061/66286—Control for optimising pump efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Transmission Device (AREA)
  • Transmissions By Endless Flexible Members (AREA)
  • Actuator (AREA)
  • Fluid-Pressure Circuits (AREA)
DE69739837T 1996-08-26 1997-08-15 Stufenloses Getriebe mit zumindest zwei Serie/ Parallel geschalteten Pumpen Expired - Lifetime DE69739837D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1003876A NL1003876C2 (nl) 1996-08-26 1996-08-26 Continu variabele transmissie met tenminste twee pompen in serie-/parallelschakeling.

Publications (1)

Publication Number Publication Date
DE69739837D1 true DE69739837D1 (de) 2010-05-27

Family

ID=19763413

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69739837T Expired - Lifetime DE69739837D1 (de) 1996-08-26 1997-08-15 Stufenloses Getriebe mit zumindest zwei Serie/ Parallel geschalteten Pumpen
DE69739941T Expired - Lifetime DE69739941D1 (de) 1996-08-26 1997-08-15 Stufenloses Getriebe mit zumindest zwei Serie/parallel geschalteten Pumpen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69739941T Expired - Lifetime DE69739941D1 (de) 1996-08-26 1997-08-15 Stufenloses Getriebe mit zumindest zwei Serie/parallel geschalteten Pumpen

Country Status (7)

Country Link
US (1) US5941786A (de)
EP (2) EP0826910B1 (de)
JP (1) JP3688101B2 (de)
KR (1) KR100509005B1 (de)
AT (1) ATE475037T1 (de)
DE (2) DE69739837D1 (de)
NL (1) NL1003876C2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1010144C2 (nl) 1998-09-21 2000-03-22 Doornes Transmissie Bv Continu variabele transmissie.
DE10020187A1 (de) 2000-04-25 2001-10-31 Getrag Getriebe Zahnrad Hydraulische Schaltung für ein automatisiertes Doppelkupplungsgetriebe für Kraftfahrzeuge
CN100510480C (zh) 2002-04-10 2009-07-08 卢克摩擦片和离合器两合公司 液压系统及自动变速器
JP2004084786A (ja) * 2002-08-27 2004-03-18 Jatco Ltd 無段変速機におけるライン圧制御装置
US20040179962A1 (en) * 2003-03-12 2004-09-16 Hopper Mark L. System and method for regulating pressure in an automatic transmission
ATE341728T1 (de) 2003-05-30 2006-10-15 Bosch Gmbh Robert Hydraulische anordnung für fahrzeuggetriebe
US6926639B2 (en) 2003-07-02 2005-08-09 Visteon Global Technologies, Inc. Vehicle control method
EP1779004B1 (de) * 2004-08-13 2009-12-16 Robert Bosch Gmbh Stufenloses getriebe mit einem satz hydraulischer pumpen
US20080031751A1 (en) * 2006-03-03 2008-02-07 Littwin Kenneth M Sump pump control system
NL1032577C2 (nl) * 2006-09-26 2008-03-27 Bosch Gmbh Robert Continu variabele transmissie met een hydraulisch regelsysteem en werkwijze voor het regelen daarvan.
US8991152B2 (en) 2011-01-24 2015-03-31 Hamilton Sundstrand Corporation Aircraft engine fuel system
US9133772B2 (en) 2011-02-24 2015-09-15 Hamilton Sundstrand Corporation Fuel system
WO2013069101A1 (ja) * 2011-11-09 2013-05-16 本田技研工業株式会社 可変容量ポンプの運転状態切換装置
JP5922416B2 (ja) * 2012-01-23 2016-05-24 本田技研工業株式会社 可変容量ポンプの運転状態切換装置
NL1039930C2 (en) * 2012-12-06 2014-06-10 Bosch Gmbh Robert Hydraulically actuated continously variable transmission for a vehicular drive line provided with an internal combustion engine.
US20180135743A1 (en) * 2015-04-17 2018-05-17 Borgwarner Inc. Multi-pressure hydraulic control system for a continuously variable automatic transmission
WO2018031780A1 (en) 2016-08-10 2018-02-15 Kickstart International, Inc. Modular multi stage pump assembly
US11118588B2 (en) 2017-08-29 2021-09-14 Cornell Pump Company Dual pump system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3727633A1 (de) * 1987-08-19 1989-03-02 Manfred Rattunde Kegelscheibenumschlingungsgetriebe mit geregelter druckmittelmenge
DE4131931C2 (de) * 1990-09-26 1998-10-01 Zahnradfabrik Friedrichshafen Verstellbares Umschlingungsgetriebe
DE4134268C2 (de) * 1990-10-29 2001-05-17 Volkswagen Ag Antriebsanordnung für ein Kraftfahrzeug
NL9100391A (nl) * 1991-03-05 1992-10-01 Doornes Transmissie Bv Continu variabele transmissie voorzien van een regelbare pomp.
DE4136150A1 (de) * 1991-11-02 1993-05-06 Zf Friedrichshafen Ag, 7990 Friedrichshafen, De Fluegelzellenpumpe
US5431545A (en) * 1993-12-02 1995-07-11 Praxair Technology, Inc. Pumper system for in-situ pigging applications

Also Published As

Publication number Publication date
EP0826910B1 (de) 2010-04-14
NL1003876C2 (nl) 1998-03-03
EP1803975A1 (de) 2007-07-04
JP3688101B2 (ja) 2005-08-24
KR100509005B1 (ko) 2005-11-08
US5941786A (en) 1999-08-24
DE69739941D1 (de) 2010-09-02
EP0826910A1 (de) 1998-03-04
EP1803975B1 (de) 2010-07-21
JPH1089430A (ja) 1998-04-07
ATE475037T1 (de) 2010-08-15
KR19980018988A (ko) 1998-06-05

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