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IT1319855B1 - Trasmissione idromeccanica a rapporto variabile in modo continuo. - Google Patents

Trasmissione idromeccanica a rapporto variabile in modo continuo.

Info

Publication number
IT1319855B1
IT1319855B1 IT2000TO000162A ITTO20000162A IT1319855B1 IT 1319855 B1 IT1319855 B1 IT 1319855B1 IT 2000TO000162 A IT2000TO000162 A IT 2000TO000162A IT TO20000162 A ITTO20000162 A IT TO20000162A IT 1319855 B1 IT1319855 B1 IT 1319855B1
Authority
IT
Italy
Prior art keywords
continuously variable
mechanical transmission
variable hydro
hydro
mechanical
Prior art date
Application number
IT2000TO000162A
Other languages
English (en)
Inventor
Eugenio Todeschini
Original Assignee
Same Deutz Fahr 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 Same Deutz Fahr Spa filed Critical Same Deutz Fahr Spa
Priority to IT2000TO000162A priority Critical patent/IT1319855B1/it
Priority to DE60106504T priority patent/DE60106504T9/de
Priority to EP01104115A priority patent/EP1128093B1/en
Priority to US09/789,578 priority patent/US6450912B2/en
Publication of ITTO20000162A1 publication Critical patent/ITTO20000162A1/it
Application granted granted Critical
Publication of IT1319855B1 publication Critical patent/IT1319855B1/it

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
    • 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
    • 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 variators with summing differentials, with the input of the CVT connected or connectable to the input shaft
    • F16H2037/0886—Power split variators with summing differentials, with the input of the CVT connected or connectable to the input shaft with switching means, e.g. to change ranges
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19149—Gearing with fluid drive
    • Y10T74/19158—Gearing with fluid drive with one or more controllers for gearing, fluid drive, or clutch

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
  • Friction Gearing (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
IT2000TO000162A 2000-02-22 2000-02-22 Trasmissione idromeccanica a rapporto variabile in modo continuo. IT1319855B1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT2000TO000162A IT1319855B1 (it) 2000-02-22 2000-02-22 Trasmissione idromeccanica a rapporto variabile in modo continuo.
DE60106504T DE60106504T9 (de) 2000-02-22 2001-02-21 Hydromechanisches Getriebe mit stufenloser Übersetzung
EP01104115A EP1128093B1 (en) 2000-02-22 2001-02-21 A hydromechanical transmission having a continuously variable transmission ratio
US09/789,578 US6450912B2 (en) 2000-02-22 2001-02-22 Hydromechanical transmission having a continuously variable transmission ratio

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2000TO000162A IT1319855B1 (it) 2000-02-22 2000-02-22 Trasmissione idromeccanica a rapporto variabile in modo continuo.

Publications (2)

Publication Number Publication Date
ITTO20000162A1 ITTO20000162A1 (it) 2001-08-22
IT1319855B1 true IT1319855B1 (it) 2003-11-03

Family

ID=11457452

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2000TO000162A IT1319855B1 (it) 2000-02-22 2000-02-22 Trasmissione idromeccanica a rapporto variabile in modo continuo.

Country Status (4)

Country Link
US (1) US6450912B2 (it)
EP (1) EP1128093B1 (it)
DE (1) DE60106504T9 (it)
IT (1) IT1319855B1 (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6565471B2 (en) * 2000-12-19 2003-05-20 Case Corporation Continuously variable hydro-mechanical transmission
JP4284024B2 (ja) 2001-01-18 2009-06-24 サウアー ダンフォス インコーポレイテッド 小型エンジン用変速機
DE10332216B4 (de) * 2003-07-16 2012-02-02 Zf Friedrichshafen Ag Hydrostatisch-mechanisches Leistungsverzweigungsgetriebe
US7988580B2 (en) * 2006-09-07 2011-08-02 Borgwarner, Inc. Continuously variable transmission
DE102008021010B4 (de) * 2008-04-25 2010-02-25 Lohmann & Stolterfoht Gmbh Leistungsverzweigungsgetriebe
US20100107626A1 (en) * 2008-10-31 2010-05-06 Caterpillar Inc. Hydraulic variator with adjustable drum plates
WO2010131576A1 (ja) * 2009-05-13 2010-11-18 ヤンマー株式会社 作業車両の変速装置
US9097342B2 (en) * 2010-01-05 2015-08-04 Cnh Industrial America Llc Method for estimating and controlling driveline torque in a continuously variable hydro-mechanical transmission
US9550490B2 (en) * 2011-08-25 2017-01-24 Cnh Industrial America Llc Method of using feedforward compensation based on pressure feedback for controlling swash plate angle in a hydrostatic power unit of a continuously variable transmission
US8758181B2 (en) * 2011-10-26 2014-06-24 Caterpillar Inc. Continuously variable transmission with nested clutch and planetary output
CN103998826B (zh) * 2011-11-14 2016-12-21 凯斯纽荷兰(中国)管理有限公司 用于产生高力矩输出的液压机械连续可变传动装置
US8452500B1 (en) 2012-02-28 2013-05-28 Caterpillar Inc. Multi-range hydro-mechanical transmission
US8808131B2 (en) 2012-02-28 2014-08-19 Caterpillar Inc. Multi-range hydro-mechanical transmission
US8897976B2 (en) 2012-05-31 2014-11-25 Caterpillar Inc. System and method for machine load detection
DE102017219999A1 (de) 2017-11-10 2019-05-16 Zf Friedrichshafen Ag Stufenloses Leistungsverzweigungsgetriebe mit wenigstens vier Fahrbereichen

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59105674D1 (de) * 1991-07-04 1995-07-13 Claas Ohg Hydrostatisch-leistungsverzweigtes Lastschaltgetriebe.
JP2580485B2 (ja) * 1994-02-18 1997-02-12 株式会社小松製作所 静油圧−機械式変速機の制御装置
GB9418986D0 (en) * 1994-09-21 1994-11-09 Bamford Excavators Ltd Multi-range transmissions
US5667452A (en) * 1995-04-06 1997-09-16 Caterpillar Inc. Split torque transmission
DE19521486B4 (de) * 1995-06-13 2007-06-21 Claas Kgaa Mbh Stellkoppelgetriebe
JP3465470B2 (ja) * 1996-03-12 2003-11-10 ダイキン工業株式会社 無段変速機
US6080074A (en) * 1996-04-30 2000-06-27 Steyr-Daimler-Puch Aktiengesellschaft Process for precise adjustment of a hydrostatic and mechanical torque division gearing
US5890981A (en) * 1996-11-25 1999-04-06 Caterpillar Inc. Hydromechanical transmission having three planetaries and five members
US6190280B1 (en) * 1998-01-16 2001-02-20 Joachim Horsch Multispeed powershift transmission
US6056657A (en) * 1999-06-11 2000-05-02 Caterpillar Inc. Control strategy for optimizing multi-range hydro-mechanical transmission
US6203463B1 (en) * 1999-12-16 2001-03-20 Caterpillar Inc. Transmission with variable ratio utilizing three planetaries, five members, a variable speed pump, and a variable speed motor and associated method for operatively connecting components associated therewith

Also Published As

Publication number Publication date
EP1128093A2 (en) 2001-08-29
DE60106504T9 (de) 2006-04-13
DE60106504D1 (de) 2004-11-25
EP1128093A3 (en) 2002-01-30
ITTO20000162A1 (it) 2001-08-22
US20010034283A1 (en) 2001-10-25
EP1128093B1 (en) 2004-10-20
DE60106504T2 (de) 2005-10-27
US6450912B2 (en) 2002-09-17

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