ATE459823T1 - Stufenloses getriebe für kraftfahrzeuge, insbesondere für traktoren - Google Patents

Stufenloses getriebe für kraftfahrzeuge, insbesondere für traktoren

Info

Publication number
ATE459823T1
ATE459823T1 AT04106428T AT04106428T ATE459823T1 AT E459823 T1 ATE459823 T1 AT E459823T1 AT 04106428 T AT04106428 T AT 04106428T AT 04106428 T AT04106428 T AT 04106428T AT E459823 T1 ATE459823 T1 AT E459823T1
Authority
AT
Austria
Prior art keywords
motor vehicles
tractors
continuously variable
variable transmission
transmission
Prior art date
Application number
AT04106428T
Other languages
English (en)
Inventor
Enrico Sedoni
Original Assignee
Cnh Italia Spa
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 Cnh Italia Spa filed Critical Cnh Italia Spa
Application granted granted Critical
Publication of ATE459823T1 publication Critical patent/ATE459823T1/de

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
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/006—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion power being selectively transmitted by parallel flow paths, e.g. dual clutch transmissions
    • 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
    • F16H47/00—Combinations of mechanical gearing with fluid clutches or fluid gearing
    • F16H47/02—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type
    • F16H47/04—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type the mechanical gearing being of the type with members having orbital motion
    • 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
    • F16H61/04—Smoothing ratio shift
    • F16H61/0403—Synchronisation before shifting
    • 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
    • F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
    • F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
    • F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
    • F16H37/0833—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths
    • F16H37/084—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths at least one power path being a continuously variable transmission, i.e. CVT
    • F16H2037/088—Power-split transmissions with summing differentials, with the input of the CVT connected or connectable to the input shaft
    • 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
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
    • F16H2200/0043—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising four forward speeds
    • 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
    • F16H2306/00—Shifting
    • F16H2306/40—Shifting activities
    • F16H2306/48—Synchronising of new gear
    • 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
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/46—Automatic regulation in accordance with output requirements

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmissions By Endless Flexible Members (AREA)
  • Hybrid Electric Vehicles (AREA)
  • Structure Of Transmissions (AREA)
  • Control Of Transmission Device (AREA)
  • Lubricants (AREA)
  • Friction Gearing (AREA)
AT04106428T 2003-12-12 2004-12-09 Stufenloses getriebe für kraftfahrzeuge, insbesondere für traktoren ATE459823T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000748A ITBO20030748A1 (it) 2003-12-12 2003-12-12 Trasmissione cvt per autoveicoli, in particolare per trattori

Publications (1)

Publication Number Publication Date
ATE459823T1 true ATE459823T1 (de) 2010-03-15

Family

ID=34509420

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04106428T ATE459823T1 (de) 2003-12-12 2004-12-09 Stufenloses getriebe für kraftfahrzeuge, insbesondere für traktoren

Country Status (4)

Country Link
EP (1) EP1541898B1 (de)
AT (1) ATE459823T1 (de)
DE (1) DE602004025784D1 (de)
IT (1) ITBO20030748A1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7530913B2 (en) 2005-06-03 2009-05-12 Caterpillar Inc. Multi-range hydromechanical transmission
US7530914B2 (en) 2005-06-03 2009-05-12 Caterpillar Inc. Hydromechanical transmission
JP4467501B2 (ja) * 2005-09-30 2010-05-26 株式会社クボタ トラクタの変速伝動装置
CN102352917B (zh) * 2006-07-06 2017-05-10 株式会社久保田 变速传动装置
EP1961994A3 (de) * 2007-01-23 2010-08-25 Kanzaki Kokyukoki Mfg. Co., Ltd. Arbeitsmaschine Getriebesystem
DE102007047195A1 (de) 2007-10-02 2009-04-09 Zf Friedrichshafen Ag Verstellvorrichtung des Hubvolumens von hydraulischen Kolbenmaschinen
WO2009047035A1 (de) 2007-10-02 2009-04-16 Zf Friedrichshafen Ag Getriebevorrichtung mit einem variator
DE102007047194A1 (de) 2007-10-02 2009-04-09 Zf Friedrichshafen Ag Leistungsverzweigungsgetriebe
KR101454057B1 (ko) 2007-10-02 2014-10-27 젯트에프 프리드리히스하펜 아게 동력 분기식 트랜스미션
US8262530B2 (en) 2007-10-02 2012-09-11 Zf Friedrichshafen Ag Power-branched transmission
US8752374B2 (en) 2007-10-02 2014-06-17 Zf Friedrichshafen Ag Device for adjusting the stroke volume of hydraulic piston machines
KR101485619B1 (ko) 2007-10-02 2015-01-22 젯트에프 프리드리히스하펜 아게 유체 정역학-기계적 동력 분기식 트랜스미션
JP5652949B2 (ja) 2007-10-02 2015-01-14 ツェットエフ、フリードリッヒスハーフェン、アクチエンゲゼルシャフトＺｆ Ｆｒｉｅｄｒｉｃｈｓｈａｆｅｎ Ａｇ 車両用の無段階トランスミッション装置
ATE528548T1 (de) 2007-10-02 2011-10-15 Zahnradfabrik Friedrichshafen Getriebevorrichtung für ein fahrzeug
DE102008040444A1 (de) * 2008-07-16 2010-01-21 Zf Friedrichshafen Ag Leistungsverzweigungsgetriebe
WO2009047033A1 (de) 2007-10-02 2009-04-16 Zf Friedrichshafen Ag Getriebevorrichtung für ein fahrzeug mit einem variator
ITBO20080577A1 (it) 2008-09-19 2010-03-20 Cnh Italia Spa Veicolo agricolo a trasmissione variabile continua
AT11545U1 (de) * 2009-05-19 2010-12-15 Heinz Dipl Ing Aitzetmueller Leistungsverzweigungsgetriebe
DE102010003943A1 (de) 2010-04-14 2011-12-15 Zf Friedrichshafen Ag Getriebevorrichtung mit wenigstens einem Variator zum stufenlosen Variieren einer Übersetzung
DE102010029865B4 (de) 2010-06-09 2023-01-12 Zf Friedrichshafen Ag Stufenloses Leistungsverzweigungsgetriebe
US8523724B2 (en) * 2010-11-24 2013-09-03 Caterpillar Inc. Method of synchronizing in split torque continuously variable dual clutch transmission
GB201109968D0 (en) 2011-06-14 2011-07-27 Valtra Oy Ab Vehicle transmission
GB201109970D0 (en) 2011-06-14 2011-07-27 Valtra Oy Ab Continuously variable power-split vehicle transmission
CN108397534B (zh) * 2018-04-10 2020-02-07 北京理工大学 装载机三段式液压机械无级传动装置
CN111946799A (zh) * 2020-08-14 2020-11-17 重庆大江智防特种装备有限公司 一种汽车动力传动箱
CN113090731A (zh) * 2021-03-23 2021-07-09 北京理工大学 一种多功率流复合无级传动装置
CN114151527B (zh) * 2021-12-09 2023-10-13 浙江盘毂动力科技有限公司 零差速无级转向的液压机械复合式综合传动装置和车辆
IT202300004428A1 (it) * 2023-03-09 2024-09-09 Cnh Ind Italia Spa Metodo ed apparato per verificare il corretto assemblaggio di una trasmissione a variazione continua di un veicolo da lavoro
IT202300019866A1 (it) 2023-09-26 2025-03-26 Cnh Ind Italia Spa Metodo di controllo di una trasmissione di un veicolo agricolo e veicolo agricolo implementante il metodo

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4021643A1 (de) * 1990-07-06 1992-01-16 Claas Ohg Hydrostatisch-leistungsverzweigtes mehrgang-lastschaltgetriebe
GB9213703D0 (en) * 1992-06-27 1992-08-12 Massey Ferguson Sa Transmissions
US6565471B2 (en) * 2000-12-19 2003-05-20 Case Corporation Continuously variable hydro-mechanical transmission

Also Published As

Publication number Publication date
EP1541898A3 (de) 2006-02-08
EP1541898A2 (de) 2005-06-15
DE602004025784D1 (de) 2010-04-15
EP1541898B1 (de) 2010-03-03
ITBO20030748A1 (it) 2005-06-13

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